diff --git a/compiler/testData/codegen/box/arrays/collectionAssignGetMultiIndex.kt b/compiler/testData/codegen/box/arrays/collectionAssignGetMultiIndex.kt
index cee2efdf235..4a7d83c589e 100644
--- a/compiler/testData/codegen/box/arrays/collectionAssignGetMultiIndex.kt
+++ b/compiler/testData/codegen/box/arrays/collectionAssignGetMultiIndex.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 operator fun ArrayList<String>.get(index1: Int, index2: Int) = this[index1 + index2]
 operator fun ArrayList<String>.set(index1: Int, index2: Int, elem: String) {
diff --git a/compiler/testData/codegen/box/arrays/collectionGetMultiIndex.kt b/compiler/testData/codegen/box/arrays/collectionGetMultiIndex.kt
index eebe23c527b..4cc8a004134 100644
--- a/compiler/testData/codegen/box/arrays/collectionGetMultiIndex.kt
+++ b/compiler/testData/codegen/box/arrays/collectionGetMultiIndex.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 operator fun ArrayList<String>.get(index1: Int, index2: Int) = this[index1 + index2]
 operator fun ArrayList<String>.set(index1: Int, index2: Int, elem: String) {
diff --git a/compiler/testData/codegen/box/arrays/forInReversed/reversedOriginalUpdatedInLoopBody.kt b/compiler/testData/codegen/box/arrays/forInReversed/reversedOriginalUpdatedInLoopBody.kt
index 6d92e42b8ef..e51e49904fc 100644
--- a/compiler/testData/codegen/box/arrays/forInReversed/reversedOriginalUpdatedInLoopBody.kt
+++ b/compiler/testData/codegen/box/arrays/forInReversed/reversedOriginalUpdatedInLoopBody.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/arrays/forInReversed/reversedReversedOriginalUpdatedInLoopBody.kt b/compiler/testData/codegen/box/arrays/forInReversed/reversedReversedOriginalUpdatedInLoopBody.kt
index 3aaefffebeb..44a2264c2f1 100644
--- a/compiler/testData/codegen/box/arrays/forInReversed/reversedReversedOriginalUpdatedInLoopBody.kt
+++ b/compiler/testData/codegen/box/arrays/forInReversed/reversedReversedOriginalUpdatedInLoopBody.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/arrays/hashMap.kt b/compiler/testData/codegen/box/arrays/hashMap.kt
index 5a92b3da0dc..38316baee5e 100644
--- a/compiler/testData/codegen/box/arrays/hashMap.kt
+++ b/compiler/testData/codegen/box/arrays/hashMap.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 operator fun HashMap<String, Int?>.set(index: String, elem: Int?) {
     this.put(index, elem)
diff --git a/compiler/testData/codegen/box/arrays/kt33.kt b/compiler/testData/codegen/box/arrays/kt33.kt
index c3dec3c39e2..d97102bf8ff 100644
--- a/compiler/testData/codegen/box/arrays/kt33.kt
+++ b/compiler/testData/codegen/box/arrays/kt33.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 
 // KJS_WITH_FULL_RUNTIME
 fun box() : String {
diff --git a/compiler/testData/codegen/box/arrays/kt950.kt b/compiler/testData/codegen/box/arrays/kt950.kt
index a37f06f0794..ca832fd2ad9 100644
--- a/compiler/testData/codegen/box/arrays/kt950.kt
+++ b/compiler/testData/codegen/box/arrays/kt950.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 operator fun <K, V> MutableMap<K, V>.set(k : K, v : V) = put(k, v)
 
diff --git a/compiler/testData/codegen/box/boxingOptimization/kt6842.kt b/compiler/testData/codegen/box/boxingOptimization/kt6842.kt
index 13daa41befb..9f52810a009 100644
--- a/compiler/testData/codegen/box/boxingOptimization/kt6842.kt
+++ b/compiler/testData/codegen/box/boxingOptimization/kt6842.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/boxingOptimization/progressions.kt b/compiler/testData/codegen/box/boxingOptimization/progressions.kt
index 92181f07fa7..5ea2b777575 100644
--- a/compiler/testData/codegen/box/boxingOptimization/progressions.kt
+++ b/compiler/testData/codegen/box/boxingOptimization/progressions.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/bridges/kt2498.kt b/compiler/testData/codegen/box/bridges/kt2498.kt
index 9b91ed788f4..21622aa2930 100644
--- a/compiler/testData/codegen/box/bridges/kt2498.kt
+++ b/compiler/testData/codegen/box/bridges/kt2498.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: STDLIB_COLLECTION_INHERITANCE
 // KJS_WITH_FULL_RUNTIME
 // IGNORE_BACKEND: NATIVE
 
diff --git a/compiler/testData/codegen/box/builtinStubMethods/extendJavaCollections/abstractList.kt b/compiler/testData/codegen/box/builtinStubMethods/extendJavaCollections/abstractList.kt
index 412f82c0753..ba7fdde2891 100644
--- a/compiler/testData/codegen/box/builtinStubMethods/extendJavaCollections/abstractList.kt
+++ b/compiler/testData/codegen/box/builtinStubMethods/extendJavaCollections/abstractList.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // TARGET_BACKEND: JVM
 
 import java.util.AbstractList
diff --git a/compiler/testData/codegen/box/builtinStubMethods/extendJavaCollections/abstractMap.kt b/compiler/testData/codegen/box/builtinStubMethods/extendJavaCollections/abstractMap.kt
index 0447f569b20..c8bb76a50ba 100644
--- a/compiler/testData/codegen/box/builtinStubMethods/extendJavaCollections/abstractMap.kt
+++ b/compiler/testData/codegen/box/builtinStubMethods/extendJavaCollections/abstractMap.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // TARGET_BACKEND: JVM
 
 import java.util.AbstractMap
diff --git a/compiler/testData/codegen/box/builtinStubMethods/extendJavaCollections/abstractSet.kt b/compiler/testData/codegen/box/builtinStubMethods/extendJavaCollections/abstractSet.kt
index 35220c7c15b..a76efff603e 100644
--- a/compiler/testData/codegen/box/builtinStubMethods/extendJavaCollections/abstractSet.kt
+++ b/compiler/testData/codegen/box/builtinStubMethods/extendJavaCollections/abstractSet.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: STDLIB_COLLECTION_INHERITANCE
 // KJS_WITH_FULL_RUNTIME
 // IGNORE_BACKEND: NATIVE
 class A : HashSet<Long>()
diff --git a/compiler/testData/codegen/box/builtinStubMethods/extendJavaCollections/arrayList.kt b/compiler/testData/codegen/box/builtinStubMethods/extendJavaCollections/arrayList.kt
index 2b9587cfbd7..5f15f6262cb 100644
--- a/compiler/testData/codegen/box/builtinStubMethods/extendJavaCollections/arrayList.kt
+++ b/compiler/testData/codegen/box/builtinStubMethods/extendJavaCollections/arrayList.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: STDLIB_COLLECTION_INHERITANCE
 // KJS_WITH_FULL_RUNTIME
 // KT-6042 java.lang.UnsupportedOperationException with ArrayList
 // IGNORE_BACKEND: NATIVE
diff --git a/compiler/testData/codegen/box/builtinStubMethods/extendJavaCollections/hashMap.kt b/compiler/testData/codegen/box/builtinStubMethods/extendJavaCollections/hashMap.kt
index 87117ba74a9..a6568f6394c 100644
--- a/compiler/testData/codegen/box/builtinStubMethods/extendJavaCollections/hashMap.kt
+++ b/compiler/testData/codegen/box/builtinStubMethods/extendJavaCollections/hashMap.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: STDLIB_COLLECTION_INHERITANCE
 // KJS_WITH_FULL_RUNTIME
 // IGNORE_BACKEND: NATIVE
 class A : HashMap<String, Double>()
diff --git a/compiler/testData/codegen/box/builtinStubMethods/extendJavaCollections/hashSet.kt b/compiler/testData/codegen/box/builtinStubMethods/extendJavaCollections/hashSet.kt
index 35220c7c15b..a76efff603e 100644
--- a/compiler/testData/codegen/box/builtinStubMethods/extendJavaCollections/hashSet.kt
+++ b/compiler/testData/codegen/box/builtinStubMethods/extendJavaCollections/hashSet.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: STDLIB_COLLECTION_INHERITANCE
 // KJS_WITH_FULL_RUNTIME
 // IGNORE_BACKEND: NATIVE
 class A : HashSet<Long>()
diff --git a/compiler/testData/codegen/box/callableReference/function/kt21787.kt b/compiler/testData/codegen/box/callableReference/function/kt21787.kt
index 5fbd1988e8c..5f8e82ca648 100644
--- a/compiler/testData/codegen/box/callableReference/function/kt21787.kt
+++ b/compiler/testData/codegen/box/callableReference/function/kt21787.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 class Container {
diff --git a/compiler/testData/codegen/box/callableReference/function/sortListOfStrings.kt b/compiler/testData/codegen/box/callableReference/function/sortListOfStrings.kt
index 59c30191889..9da2bed592d 100644
--- a/compiler/testData/codegen/box/callableReference/function/sortListOfStrings.kt
+++ b/compiler/testData/codegen/box/callableReference/function/sortListOfStrings.kt
@@ -1,5 +1,5 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// IGNORE_BACKEND: WASM
+// WASM_MUTE_REASON: SAM_CONVERSIONS
 // WITH_RUNTIME
 // KJS_WITH_FULL_RUNTIME
 // SKIP_DCE_DRIVEN
diff --git a/compiler/testData/codegen/box/casts/mutableCollections/asWithMutable.kt b/compiler/testData/codegen/box/casts/mutableCollections/asWithMutable.kt
index 6c19c0914be..7ad3361d29a 100644
--- a/compiler/testData/codegen/box/casts/mutableCollections/asWithMutable.kt
+++ b/compiler/testData/codegen/box/casts/mutableCollections/asWithMutable.kt
@@ -1,8 +1,8 @@
+// IGNORE_BACKEND: WASM
+// WASM_MUTE_REASON: TYPE_OPERATORS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
-// IGNORE_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 
 class Itr : Iterator<String> by ArrayList<String>().iterator()
 class MItr : MutableIterator<String> by ArrayList<String>().iterator()
diff --git a/compiler/testData/codegen/box/casts/mutableCollections/isWithMutable.kt b/compiler/testData/codegen/box/casts/mutableCollections/isWithMutable.kt
index b2ffe6cbfcc..f3f382bde0c 100644
--- a/compiler/testData/codegen/box/casts/mutableCollections/isWithMutable.kt
+++ b/compiler/testData/codegen/box/casts/mutableCollections/isWithMutable.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/casts/mutableCollections/reifiedAsWithMutable.kt b/compiler/testData/codegen/box/casts/mutableCollections/reifiedAsWithMutable.kt
index ef88f0776e4..691abdb8658 100644
--- a/compiler/testData/codegen/box/casts/mutableCollections/reifiedAsWithMutable.kt
+++ b/compiler/testData/codegen/box/casts/mutableCollections/reifiedAsWithMutable.kt
@@ -1,8 +1,8 @@
+// IGNORE_BACKEND: WASM
+// WASM_MUTE_REASON: TYPE_OPERATORS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
-// IGNORE_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 
 class Itr : Iterator<String> by ArrayList<String>().iterator()
 class MItr : MutableIterator<String> by ArrayList<String>().iterator()
diff --git a/compiler/testData/codegen/box/casts/mutableCollections/reifiedIsWithMutable.kt b/compiler/testData/codegen/box/casts/mutableCollections/reifiedIsWithMutable.kt
index ff3224b7b73..812b77298a0 100644
--- a/compiler/testData/codegen/box/casts/mutableCollections/reifiedIsWithMutable.kt
+++ b/compiler/testData/codegen/box/casts/mutableCollections/reifiedIsWithMutable.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/casts/mutableCollections/reifiedSafeAsWithMutable.kt b/compiler/testData/codegen/box/casts/mutableCollections/reifiedSafeAsWithMutable.kt
index 6d522250346..1aa7960aa91 100644
--- a/compiler/testData/codegen/box/casts/mutableCollections/reifiedSafeAsWithMutable.kt
+++ b/compiler/testData/codegen/box/casts/mutableCollections/reifiedSafeAsWithMutable.kt
@@ -1,8 +1,8 @@
+// IGNORE_BACKEND: WASM
+// WASM_MUTE_REASON: TYPE_OPERATORS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
-// IGNORE_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 
 class Itr : Iterator<String> by ArrayList<String>().iterator()
 class MItr : MutableIterator<String> by ArrayList<String>().iterator()
diff --git a/compiler/testData/codegen/box/casts/mutableCollections/safeAsWithMutable.kt b/compiler/testData/codegen/box/casts/mutableCollections/safeAsWithMutable.kt
index fcac852c4fe..e2bca5b4157 100644
--- a/compiler/testData/codegen/box/casts/mutableCollections/safeAsWithMutable.kt
+++ b/compiler/testData/codegen/box/casts/mutableCollections/safeAsWithMutable.kt
@@ -1,8 +1,8 @@
+// IGNORE_BACKEND: WASM
+// WASM_MUTE_REASON: TYPE_OPERATORS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
-// IGNORE_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 
 class Itr : Iterator<String> by ArrayList<String>().iterator()
 class MItr : MutableIterator<String> by ArrayList<String>().iterator()
diff --git a/compiler/testData/codegen/box/classes/inheritSetAndHashSet.kt b/compiler/testData/codegen/box/classes/inheritSetAndHashSet.kt
index d9aef2015c8..f62ddf2dce5 100644
--- a/compiler/testData/codegen/box/classes/inheritSetAndHashSet.kt
+++ b/compiler/testData/codegen/box/classes/inheritSetAndHashSet.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: STDLIB_COLLECTION_INHERITANCE
 // KJS_WITH_FULL_RUNTIME
 // IGNORE_BACKEND: NATIVE
 
diff --git a/compiler/testData/codegen/box/classes/initializerBlockDImpl.kt b/compiler/testData/codegen/box/classes/initializerBlockDImpl.kt
index c88fb09fd15..60f1d9f24c1 100644
--- a/compiler/testData/codegen/box/classes/initializerBlockDImpl.kt
+++ b/compiler/testData/codegen/box/classes/initializerBlockDImpl.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 class World() {
diff --git a/compiler/testData/codegen/box/classes/innerClass.kt b/compiler/testData/codegen/box/classes/innerClass.kt
index ba19311d923..a63de25fbed 100644
--- a/compiler/testData/codegen/box/classes/innerClass.kt
+++ b/compiler/testData/codegen/box/classes/innerClass.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
+// WASM_MUTE_REASON: STDLIB_TEXT
 // KJS_WITH_FULL_RUNTIME
 class Outer(val foo: StringBuilder) {
   inner class Inner() {
diff --git a/compiler/testData/codegen/box/classes/kt1980.kt b/compiler/testData/codegen/box/classes/kt1980.kt
index 11a6a417507..e237e4c8b9b 100644
--- a/compiler/testData/codegen/box/classes/kt1980.kt
+++ b/compiler/testData/codegen/box/classes/kt1980.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 public inline fun Int.times(body : () -> Unit) {
     var count = this;
diff --git a/compiler/testData/codegen/box/classes/kt2391.kt b/compiler/testData/codegen/box/classes/kt2391.kt
index ae1f70bd643..f3826f81a2f 100644
--- a/compiler/testData/codegen/box/classes/kt2391.kt
+++ b/compiler/testData/codegen/box/classes/kt2391.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 public interface LoggerAware {
     public val logger: StringBuilder
diff --git a/compiler/testData/codegen/box/classes/kt2417.kt b/compiler/testData/codegen/box/classes/kt2417.kt
index d820f8e9e22..c72d216109e 100644
--- a/compiler/testData/codegen/box/classes/kt2417.kt
+++ b/compiler/testData/codegen/box/classes/kt2417.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 fun box() : String{
     val set = HashSet<String>()
diff --git a/compiler/testData/codegen/box/classes/kt343.kt b/compiler/testData/codegen/box/classes/kt343.kt
index ff7e6d329c0..9bf3a3f0957 100644
--- a/compiler/testData/codegen/box/classes/kt343.kt
+++ b/compiler/testData/codegen/box/classes/kt343.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 fun launch(f : () -> Unit) {
     f()
diff --git a/compiler/testData/codegen/box/classes/kt508.kt b/compiler/testData/codegen/box/classes/kt508.kt
index 80fe2e32cfd..2f985304586 100644
--- a/compiler/testData/codegen/box/classes/kt508.kt
+++ b/compiler/testData/codegen/box/classes/kt508.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 
 operator fun <K, V> MutableMap<K, V>.set(key : K, value : V) = put(key, value)
diff --git a/compiler/testData/codegen/box/classes/overloadBinaryOperator.kt b/compiler/testData/codegen/box/classes/overloadBinaryOperator.kt
index 756c19fa3e0..91ec4e1c307 100644
--- a/compiler/testData/codegen/box/classes/overloadBinaryOperator.kt
+++ b/compiler/testData/codegen/box/classes/overloadBinaryOperator.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 class ArrayWrapper<T>() {
     val contents = ArrayList<T>()
diff --git a/compiler/testData/codegen/box/classes/overloadPlusAssign.kt b/compiler/testData/codegen/box/classes/overloadPlusAssign.kt
index 22b433345cf..7ed86497c80 100644
--- a/compiler/testData/codegen/box/classes/overloadPlusAssign.kt
+++ b/compiler/testData/codegen/box/classes/overloadPlusAssign.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 class ArrayWrapper<T>() {
     val contents = ArrayList<T>()
diff --git a/compiler/testData/codegen/box/classes/overloadPlusAssignReturn.kt b/compiler/testData/codegen/box/classes/overloadPlusAssignReturn.kt
index c63c226cfe3..6d0747891b8 100644
--- a/compiler/testData/codegen/box/classes/overloadPlusAssignReturn.kt
+++ b/compiler/testData/codegen/box/classes/overloadPlusAssignReturn.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 class ArrayWrapper<T>() {
     val contents = ArrayList<T>()
diff --git a/compiler/testData/codegen/box/classes/overloadPlusToPlusAssign.kt b/compiler/testData/codegen/box/classes/overloadPlusToPlusAssign.kt
index c63c226cfe3..6d0747891b8 100644
--- a/compiler/testData/codegen/box/classes/overloadPlusToPlusAssign.kt
+++ b/compiler/testData/codegen/box/classes/overloadPlusToPlusAssign.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 class ArrayWrapper<T>() {
     val contents = ArrayList<T>()
diff --git a/compiler/testData/codegen/box/classes/overloadUnaryOperator.kt b/compiler/testData/codegen/box/classes/overloadUnaryOperator.kt
index 7eb57014a10..f1751827e0c 100644
--- a/compiler/testData/codegen/box/classes/overloadUnaryOperator.kt
+++ b/compiler/testData/codegen/box/classes/overloadUnaryOperator.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 class ArrayWrapper<T>() {
diff --git a/compiler/testData/codegen/box/closures/closureInsideClosure/propertyAndFunctionNameClash.kt b/compiler/testData/codegen/box/closures/closureInsideClosure/propertyAndFunctionNameClash.kt
index ed99663c597..9287967d5ea 100644
--- a/compiler/testData/codegen/box/closures/closureInsideClosure/propertyAndFunctionNameClash.kt
+++ b/compiler/testData/codegen/box/closures/closureInsideClosure/propertyAndFunctionNameClash.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 package d
 
diff --git a/compiler/testData/codegen/box/collections/inSetWithSmartCast.kt b/compiler/testData/codegen/box/collections/inSetWithSmartCast.kt
index 054207b10bb..e5a490931a5 100644
--- a/compiler/testData/codegen/box/collections/inSetWithSmartCast.kt
+++ b/compiler/testData/codegen/box/collections/inSetWithSmartCast.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/collections/inheritFromAbstractMutableListInt.kt b/compiler/testData/codegen/box/collections/inheritFromAbstractMutableListInt.kt
index d590f6490c2..b92c8cbb986 100644
--- a/compiler/testData/codegen/box/collections/inheritFromAbstractMutableListInt.kt
+++ b/compiler/testData/codegen/box/collections/inheritFromAbstractMutableListInt.kt
@@ -1,5 +1,4 @@
 // WITH_RUNTIME
-// IGNORE_BACKEND: WASM
 
 abstract class A : AbstractMutableList<Int>()
 
diff --git a/compiler/testData/codegen/box/collections/kt41123.kt b/compiler/testData/codegen/box/collections/kt41123.kt
index e112466aad0..def41d54db3 100644
--- a/compiler/testData/codegen/box/collections/kt41123.kt
+++ b/compiler/testData/codegen/box/collections/kt41123.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: STDLIB_COLLECTION_INHERITANCE
 // WITH_RUNTIME
 // KJS_WITH_FULL_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/continueInFor.kt b/compiler/testData/codegen/box/controlStructures/continueInFor.kt
index e886cd79ea2..7ca3279026b 100644
--- a/compiler/testData/codegen/box/controlStructures/continueInFor.kt
+++ b/compiler/testData/codegen/box/controlStructures/continueInFor.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 fun for_int_range(): Int {
     var c = 0
diff --git a/compiler/testData/codegen/box/controlStructures/continueToLabelInFor.kt b/compiler/testData/codegen/box/controlStructures/continueToLabelInFor.kt
index e9cc56aaf13..0942c5725e0 100644
--- a/compiler/testData/codegen/box/controlStructures/continueToLabelInFor.kt
+++ b/compiler/testData/codegen/box/controlStructures/continueToLabelInFor.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 fun for_int_range(): Int {
     var c = 0
diff --git a/compiler/testData/codegen/box/controlStructures/forArrayList.kt b/compiler/testData/codegen/box/controlStructures/forArrayList.kt
index 2cdd964d72c..7986a79f79e 100644
--- a/compiler/testData/codegen/box/controlStructures/forArrayList.kt
+++ b/compiler/testData/codegen/box/controlStructures/forArrayList.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 val alist = arrayListOf(1, 2, 3) // : j.u.ArrayList<k.Int>
diff --git a/compiler/testData/codegen/box/controlStructures/forArrayListMultiDecl.kt b/compiler/testData/codegen/box/controlStructures/forArrayListMultiDecl.kt
index 6aed25ada8e..350b71d9a59 100644
--- a/compiler/testData/codegen/box/controlStructures/forArrayListMultiDecl.kt
+++ b/compiler/testData/codegen/box/controlStructures/forArrayListMultiDecl.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
diff --git a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayOfObjectArrayWithIndex.kt b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayOfObjectArrayWithIndex.kt
index b895e3a1a43..d587ae7db3a 100644
--- a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayOfObjectArrayWithIndex.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayOfObjectArrayWithIndex.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayOfPrimArrayWithIndex.kt b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayOfPrimArrayWithIndex.kt
index b6aabf32568..c47698a44c5 100644
--- a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayOfPrimArrayWithIndex.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayOfPrimArrayWithIndex.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexBreakAndContinue.kt b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexBreakAndContinue.kt
index c22ee205791..1eadf7ee1c2 100644
--- a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexBreakAndContinue.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexBreakAndContinue.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexNoElementVar.kt b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexNoElementVar.kt
index 03c6d926822..27ebd2d5101 100644
--- a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexNoElementVar.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexNoElementVar.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexNoIndexOrElementVar.kt b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexNoIndexOrElementVar.kt
index ca7fb53b3f3..3b4321724de 100644
--- a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexNoIndexOrElementVar.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexNoIndexOrElementVar.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexNoIndexVar.kt b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexNoIndexVar.kt
index a6bf664852a..004a37109c3 100644
--- a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexNoIndexVar.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexNoIndexVar.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexNotDestructured.kt b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexNotDestructured.kt
index 5fa7d93ab51..f319dae335a 100644
--- a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexNotDestructured.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexNotDestructured.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexWithExplicitlyTypedIndexVariable.kt b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexWithExplicitlyTypedIndexVariable.kt
index 5694a9fb16b..7335bf456e0 100644
--- a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexWithExplicitlyTypedIndexVariable.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexWithExplicitlyTypedIndexVariable.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInByteArrayWithIndex.kt b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInByteArrayWithIndex.kt
index daf87d95cd8..87d6b9dcb76 100644
--- a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInByteArrayWithIndex.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInByteArrayWithIndex.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInByteArrayWithIndexWithSmartCast.kt b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInByteArrayWithIndexWithSmartCast.kt
index 06f0acb89d2..9bd16e039fa 100644
--- a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInByteArrayWithIndexWithSmartCast.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInByteArrayWithIndexWithSmartCast.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInEmptyArrayWithIndex.kt b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInEmptyArrayWithIndex.kt
index e26668b047b..61e44061ca8 100644
--- a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInEmptyArrayWithIndex.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInEmptyArrayWithIndex.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInGenericArrayOfIntsWithIndex.kt b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInGenericArrayOfIntsWithIndex.kt
index 5c6286b5eef..a4d8e55b3bd 100644
--- a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInGenericArrayOfIntsWithIndex.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInGenericArrayOfIntsWithIndex.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInGenericArrayOfIntsWithIndexWithSmartCast.kt b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInGenericArrayOfIntsWithIndexWithSmartCast.kt
index e6bb67b0e8c..5ed671d0e57 100644
--- a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInGenericArrayOfIntsWithIndexWithSmartCast.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInGenericArrayOfIntsWithIndexWithSmartCast.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInGenericArrayWithIndex.kt b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInGenericArrayWithIndex.kt
index d8294b3d486..ffaf44d3ab2 100644
--- a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInGenericArrayWithIndex.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInGenericArrayWithIndex.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInIntArrayWithIndex.kt b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInIntArrayWithIndex.kt
index 553af33ee5e..cf0effa84ee 100644
--- a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInIntArrayWithIndex.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInIntArrayWithIndex.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInIntArrayWithIndexWithSmartCast.kt b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInIntArrayWithIndexWithSmartCast.kt
index fd9c3851d04..aebc5a2a99c 100644
--- a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInIntArrayWithIndexWithSmartCast.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInIntArrayWithIndexWithSmartCast.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInObjectArrayWithIndex.kt b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInObjectArrayWithIndex.kt
index b6483b4ec72..e72e16840a3 100644
--- a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInObjectArrayWithIndex.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInObjectArrayWithIndex.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInShortArrayWithIndex.kt b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInShortArrayWithIndex.kt
index 05732881e0b..19995aa89cf 100644
--- a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInShortArrayWithIndex.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInShortArrayWithIndex.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInShortArrayWithIndexWithSmartCast.kt b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInShortArrayWithIndexWithSmartCast.kt
index 687955e1b96..8e10ffcd0b6 100644
--- a/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInShortArrayWithIndexWithSmartCast.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInShortArrayWithIndexWithSmartCast.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInCharSequence.kt b/compiler/testData/codegen/box/controlStructures/forInCharSequence.kt
index b9b43faae5a..b4c2c150cb6 100644
--- a/compiler/testData/codegen/box/controlStructures/forInCharSequence.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInCharSequence.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
+// WASM_MUTE_REASON: STDLIB_TEXT
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceTypeParameterWithIndex.kt b/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceTypeParameterWithIndex.kt
index 6ab738aaf0f..bdd9bd933ae 100644
--- a/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceTypeParameterWithIndex.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceTypeParameterWithIndex.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceWithIndex.kt b/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceWithIndex.kt
index 17a000db604..bd00dc12b86 100644
--- a/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceWithIndex.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceWithIndex.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceWithIndexBreakAndContinue.kt b/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceWithIndexBreakAndContinue.kt
index 0ad50f31fd7..d47402ffc6d 100644
--- a/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceWithIndexBreakAndContinue.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceWithIndexBreakAndContinue.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceWithIndexCheckSideEffects.kt b/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceWithIndexCheckSideEffects.kt
index bd8ace2f2f4..b708614dbb8 100644
--- a/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceWithIndexCheckSideEffects.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceWithIndexCheckSideEffects.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceWithIndexNoElementVarCheckSideEffects.kt b/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceWithIndexNoElementVarCheckSideEffects.kt
index dabfeaf9238..f345d5d2511 100644
--- a/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceWithIndexNoElementVarCheckSideEffects.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceWithIndexNoElementVarCheckSideEffects.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceWithIndexNoIndexVarCheckSideEffects.kt b/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceWithIndexNoIndexVarCheckSideEffects.kt
index b146139d95b..d0f9c59103a 100644
--- a/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceWithIndexNoIndexVarCheckSideEffects.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceWithIndexNoIndexVarCheckSideEffects.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndex.kt b/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndex.kt
index 4ddbcf33a3b..833686f56b9 100644
--- a/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndex.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndex.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndexNoElementVar.kt b/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndexNoElementVar.kt
index bbf491b7fbb..bba925f536a 100644
--- a/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndexNoElementVar.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndexNoElementVar.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndexNoIndexOrElementVar.kt b/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndexNoIndexOrElementVar.kt
index 64638c97403..ce450aaeaf5 100644
--- a/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndexNoIndexOrElementVar.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndexNoIndexOrElementVar.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndexNoIndexVar.kt b/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndexNoIndexVar.kt
index ace944d988f..2eaeb1faf32 100644
--- a/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndexNoIndexVar.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndexNoIndexVar.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndexNotDestructured.kt b/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndexNotDestructured.kt
index 1d35dbe112c..0d9bd7e3a61 100644
--- a/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndexNotDestructured.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndexNotDestructured.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndexWithExplicitlyTypedIndexVariable.kt b/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndexWithExplicitlyTypedIndexVariable.kt
index 32e0d895bcf..f2111a4e9b1 100644
--- a/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndexWithExplicitlyTypedIndexVariable.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndexWithExplicitlyTypedIndexVariable.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInIterableWithIndex/forInEmptyListWithIndex.kt b/compiler/testData/codegen/box/controlStructures/forInIterableWithIndex/forInEmptyListWithIndex.kt
index 77a7b38f14f..326076d5975 100644
--- a/compiler/testData/codegen/box/controlStructures/forInIterableWithIndex/forInEmptyListWithIndex.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInIterableWithIndex/forInEmptyListWithIndex.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/forInSequenceWithIndex/forInEmptySequenceWithIndex.kt b/compiler/testData/codegen/box/controlStructures/forInSequenceWithIndex/forInEmptySequenceWithIndex.kt
index 78f119e0595..16647498f74 100644
--- a/compiler/testData/codegen/box/controlStructures/forInSequenceWithIndex/forInEmptySequenceWithIndex.kt
+++ b/compiler/testData/codegen/box/controlStructures/forInSequenceWithIndex/forInEmptySequenceWithIndex.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/controlStructures/kt910.kt b/compiler/testData/codegen/box/controlStructures/kt910.kt
index e62aadc3ece..a0ab4fab34b 100644
--- a/compiler/testData/codegen/box/controlStructures/kt910.kt
+++ b/compiler/testData/codegen/box/controlStructures/kt910.kt
@@ -1,8 +1,5 @@
 // KJS_WITH_FULL_RUNTIME
 
-// IGNORE_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
-
 fun foo() : Int =
     try {
         2
diff --git a/compiler/testData/codegen/box/controlStructures/tryCatchInExpressions/tryCatchAfterWhileTrue.kt b/compiler/testData/codegen/box/controlStructures/tryCatchInExpressions/tryCatchAfterWhileTrue.kt
index 003cd194f83..31113d3f344 100644
--- a/compiler/testData/codegen/box/controlStructures/tryCatchInExpressions/tryCatchAfterWhileTrue.kt
+++ b/compiler/testData/codegen/box/controlStructures/tryCatchInExpressions/tryCatchAfterWhileTrue.kt
@@ -1,7 +1,5 @@
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 
 fun box(): String {
     val a = arrayListOf<String>()
diff --git a/compiler/testData/codegen/box/diagnostics/functions/tailRecursion/realStringEscape.kt b/compiler/testData/codegen/box/diagnostics/functions/tailRecursion/realStringEscape.kt
index 1227319496f..958549b3308 100644
--- a/compiler/testData/codegen/box/diagnostics/functions/tailRecursion/realStringEscape.kt
+++ b/compiler/testData/codegen/box/diagnostics/functions/tailRecursion/realStringEscape.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // DONT_RUN_GENERATED_CODE: JS
 
diff --git a/compiler/testData/codegen/box/diagnostics/functions/tailRecursion/realStringRepeat.kt b/compiler/testData/codegen/box/diagnostics/functions/tailRecursion/realStringRepeat.kt
index 582cae0626a..9b58c22110c 100644
--- a/compiler/testData/codegen/box/diagnostics/functions/tailRecursion/realStringRepeat.kt
+++ b/compiler/testData/codegen/box/diagnostics/functions/tailRecursion/realStringRepeat.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // DONT_RUN_GENERATED_CODE: JS
 
diff --git a/compiler/testData/codegen/box/diagnostics/functions/tailRecursion/recursiveCallInInlineLambdaWithCapture.kt b/compiler/testData/codegen/box/diagnostics/functions/tailRecursion/recursiveCallInInlineLambdaWithCapture.kt
index 6b3da285c1c..53cd5e78da9 100644
--- a/compiler/testData/codegen/box/diagnostics/functions/tailRecursion/recursiveCallInInlineLambdaWithCapture.kt
+++ b/compiler/testData/codegen/box/diagnostics/functions/tailRecursion/recursiveCallInInlineLambdaWithCapture.kt
@@ -1,5 +1,5 @@
 // KT-14961
-// IGNORE_BACKEND: JVM, JS_IR, WASM
+// IGNORE_BACKEND: JVM, JS_IR
 // WITH_RUNTIME
 
 fun listOfFactor(number: Int): List<Int> {
diff --git a/compiler/testData/codegen/box/elvis/genericElvisWithMoreSpecificLHS.kt b/compiler/testData/codegen/box/elvis/genericElvisWithMoreSpecificLHS.kt
index e7815660613..60521fe8bbf 100644
--- a/compiler/testData/codegen/box/elvis/genericElvisWithMoreSpecificLHS.kt
+++ b/compiler/testData/codegen/box/elvis/genericElvisWithMoreSpecificLHS.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // !LANGUAGE: +NewInference
 // WITH_RUNTIME
 // KJS_WITH_FULL_RUNTIME
diff --git a/compiler/testData/codegen/box/elvis/genericElvisWithNullLHS.kt b/compiler/testData/codegen/box/elvis/genericElvisWithNullLHS.kt
index 2dfe2804f39..17981e5031e 100644
--- a/compiler/testData/codegen/box/elvis/genericElvisWithNullLHS.kt
+++ b/compiler/testData/codegen/box/elvis/genericElvisWithNullLHS.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // WITH_RUNTIME
 // KJS_WITH_FULL_RUNTIME
 
diff --git a/compiler/testData/codegen/box/extensionFunctions/kt1953.kt b/compiler/testData/codegen/box/extensionFunctions/kt1953.kt
index 413ddfc7f8d..4db9260f942 100644
--- a/compiler/testData/codegen/box/extensionFunctions/kt1953.kt
+++ b/compiler/testData/codegen/box/extensionFunctions/kt1953.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 fun box(): String {
     val sb = StringBuilder()
diff --git a/compiler/testData/codegen/box/extensionFunctions/kt1953_class.kt b/compiler/testData/codegen/box/extensionFunctions/kt1953_class.kt
index 573e03b1c9e..7d394cff6da 100644
--- a/compiler/testData/codegen/box/extensionFunctions/kt1953_class.kt
+++ b/compiler/testData/codegen/box/extensionFunctions/kt1953_class.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 class A {
     private val sb: StringBuilder = StringBuilder()
diff --git a/compiler/testData/codegen/box/extensionFunctions/kt475.kt b/compiler/testData/codegen/box/extensionFunctions/kt475.kt
index 9a1e05b3091..abb3684d429 100644
--- a/compiler/testData/codegen/box/extensionFunctions/kt475.kt
+++ b/compiler/testData/codegen/box/extensionFunctions/kt475.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 
 fun box() : String {
diff --git a/compiler/testData/codegen/box/extensionFunctions/kt865.kt b/compiler/testData/codegen/box/extensionFunctions/kt865.kt
index 41cb75f4180..dd741dcef83 100644
--- a/compiler/testData/codegen/box/extensionFunctions/kt865.kt
+++ b/compiler/testData/codegen/box/extensionFunctions/kt865.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 class Template() {
     val collected = ArrayList<String>()
diff --git a/compiler/testData/codegen/box/extensionFunctions/simple.kt b/compiler/testData/codegen/box/extensionFunctions/simple.kt
index 4ae79cd5630..d2cca8e2cb5 100644
--- a/compiler/testData/codegen/box/extensionFunctions/simple.kt
+++ b/compiler/testData/codegen/box/extensionFunctions/simple.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
+// WASM_MUTE_REASON: STDLIB_TEXT
 // KJS_WITH_FULL_RUNTIME
 fun StringBuilder.first() = this.get(0)
 
diff --git a/compiler/testData/codegen/box/extensionFunctions/whenFail.kt b/compiler/testData/codegen/box/extensionFunctions/whenFail.kt
index aa629f45bbe..9ddfcbdb2f1 100644
--- a/compiler/testData/codegen/box/extensionFunctions/whenFail.kt
+++ b/compiler/testData/codegen/box/extensionFunctions/whenFail.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
+// WASM_MUTE_REASON: EXCEPTIONS_NOT_IMPLEMENTED
 // IGNORE_BACKEND: JS_IR
 // IGNORE_BACKEND: JS_IR_ES6
 // TODO: muted automatically, investigate should it be ran for JS or not
diff --git a/compiler/testData/codegen/box/funInterface/castFromAny.kt b/compiler/testData/codegen/box/funInterface/castFromAny.kt
index 6f81cc1d07f..2728fc045df 100644
--- a/compiler/testData/codegen/box/funInterface/castFromAny.kt
+++ b/compiler/testData/codegen/box/funInterface/castFromAny.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: SAM_CONVERSIONS
 // !LANGUAGE: +NewInference +FunctionalInterfaceConversion +SamConversionPerArgument +SamConversionForKotlinFunctions
 
 
diff --git a/compiler/testData/codegen/box/increment/mutableListElement.kt b/compiler/testData/codegen/box/increment/mutableListElement.kt
index 6e5cc5dc2c7..4a719eaaef5 100644
--- a/compiler/testData/codegen/box/increment/mutableListElement.kt
+++ b/compiler/testData/codegen/box/increment/mutableListElement.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/inference/builderInference/callableReferenceAndCoercionToUnit.kt b/compiler/testData/codegen/box/inference/builderInference/callableReferenceAndCoercionToUnit.kt
index e67fb851062..81f8401c34c 100644
--- a/compiler/testData/codegen/box/inference/builderInference/callableReferenceAndCoercionToUnit.kt
+++ b/compiler/testData/codegen/box/inference/builderInference/callableReferenceAndCoercionToUnit.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // !LANGUAGE: +NewInference
 // !DIAGNOSTICS: -OPT_IN_USAGE_ERROR -UNUSED_EXPRESSION
 // WITH_RUNTIME
diff --git a/compiler/testData/codegen/box/inlineArgsInPlace/arrayDequeRemoveAll.kt b/compiler/testData/codegen/box/inlineArgsInPlace/arrayDequeRemoveAll.kt
index ada770d737d..8d6041a336f 100644
--- a/compiler/testData/codegen/box/inlineArgsInPlace/arrayDequeRemoveAll.kt
+++ b/compiler/testData/codegen/box/inlineArgsInPlace/arrayDequeRemoveAll.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: WASM
 // WITH_RUNTIME
 
 @Suppress("INVISIBLE_MEMBER", "INVISIBLE_REFERENCE")
diff --git a/compiler/testData/codegen/box/inlineArgsInPlace/breakInArgumentExpression.kt b/compiler/testData/codegen/box/inlineArgsInPlace/breakInArgumentExpression.kt
index efc943598e0..5ebb65705a2 100644
--- a/compiler/testData/codegen/box/inlineArgsInPlace/breakInArgumentExpression.kt
+++ b/compiler/testData/codegen/box/inlineArgsInPlace/breakInArgumentExpression.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: WASM
 // FULL_JDK
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/inlineArgsInPlace/continueInArgumentExpression.kt b/compiler/testData/codegen/box/inlineArgsInPlace/continueInArgumentExpression.kt
index 53316451492..31b198bc73d 100644
--- a/compiler/testData/codegen/box/inlineArgsInPlace/continueInArgumentExpression.kt
+++ b/compiler/testData/codegen/box/inlineArgsInPlace/continueInArgumentExpression.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: WASM
 // FULL_JDK
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/inlineArgsInPlace/inlineCircularDedepency.kt b/compiler/testData/codegen/box/inlineArgsInPlace/inlineCircularDedepency.kt
index 083b043ff69..f069acc22aa 100644
--- a/compiler/testData/codegen/box/inlineArgsInPlace/inlineCircularDedepency.kt
+++ b/compiler/testData/codegen/box/inlineArgsInPlace/inlineCircularDedepency.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: WASM
 // FULL_JDK
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/inlineArgsInPlace/kotlinReflect.kt b/compiler/testData/codegen/box/inlineArgsInPlace/kotlinReflect.kt
index ef0ab7b700f..e124ea13321 100644
--- a/compiler/testData/codegen/box/inlineArgsInPlace/kotlinReflect.kt
+++ b/compiler/testData/codegen/box/inlineArgsInPlace/kotlinReflect.kt
@@ -1,6 +1,5 @@
 // FULL_JDK
 // WITH_RUNTIME
-// IGNORE_BACKEND: WASM
 
 interface Foo {
     val foos: List<Foo>
diff --git a/compiler/testData/codegen/box/inlineArgsInPlace/mapSet.kt b/compiler/testData/codegen/box/inlineArgsInPlace/mapSet.kt
index 89fc20a423f..2b371889631 100644
--- a/compiler/testData/codegen/box/inlineArgsInPlace/mapSet.kt
+++ b/compiler/testData/codegen/box/inlineArgsInPlace/mapSet.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: WASM
 // FULL_JDK
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/inlineArgsInPlace/mutableCollectionPlusAssign.kt b/compiler/testData/codegen/box/inlineArgsInPlace/mutableCollectionPlusAssign.kt
index 660072bb08e..e52062c2c04 100644
--- a/compiler/testData/codegen/box/inlineArgsInPlace/mutableCollectionPlusAssign.kt
+++ b/compiler/testData/codegen/box/inlineArgsInPlace/mutableCollectionPlusAssign.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: WASM
 // FULL_JDK
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/inlineClasses/boxReturnValueOnOverride/covariantOverrideListVsMutableList.kt b/compiler/testData/codegen/box/inlineClasses/boxReturnValueOnOverride/covariantOverrideListVsMutableList.kt
index dbd53ee296b..ec59395686a 100644
--- a/compiler/testData/codegen/box/inlineClasses/boxReturnValueOnOverride/covariantOverrideListVsMutableList.kt
+++ b/compiler/testData/codegen/box/inlineClasses/boxReturnValueOnOverride/covariantOverrideListVsMutableList.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // WITH_RUNTIME
 // KJS_WITH_FULL_RUNTIME
 
diff --git a/compiler/testData/codegen/box/inlineClasses/boxReturnValueOnOverride/kt31585.kt b/compiler/testData/codegen/box/inlineClasses/boxReturnValueOnOverride/kt31585.kt
index db1859c62f2..25692ded1b3 100644
--- a/compiler/testData/codegen/box/inlineClasses/boxReturnValueOnOverride/kt31585.kt
+++ b/compiler/testData/codegen/box/inlineClasses/boxReturnValueOnOverride/kt31585.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // WITH_RUNTIME
 // KJS_WITH_FULL_RUNTIME
 
diff --git a/compiler/testData/codegen/box/inlineClasses/contextsAndAccessors/kt27513.kt b/compiler/testData/codegen/box/inlineClasses/contextsAndAccessors/kt27513.kt
index 63b09a8c226..5de31ce12ff 100644
--- a/compiler/testData/codegen/box/inlineClasses/contextsAndAccessors/kt27513.kt
+++ b/compiler/testData/codegen/box/inlineClasses/contextsAndAccessors/kt27513.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // !LANGUAGE: +InlineClasses
 // WITH_RUNTIME
diff --git a/compiler/testData/codegen/box/inlineClasses/genericVararg2ndConstructor.kt b/compiler/testData/codegen/box/inlineClasses/genericVararg2ndConstructor.kt
index c13a997a252..7394adb23b6 100644
--- a/compiler/testData/codegen/box/inlineClasses/genericVararg2ndConstructor.kt
+++ b/compiler/testData/codegen/box/inlineClasses/genericVararg2ndConstructor.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 // KT-41771
diff --git a/compiler/testData/codegen/box/inlineClasses/interfaceDelegation/kt38337.kt b/compiler/testData/codegen/box/inlineClasses/interfaceDelegation/kt38337.kt
index d0fa36de698..4ef76daf60f 100644
--- a/compiler/testData/codegen/box/inlineClasses/interfaceDelegation/kt38337.kt
+++ b/compiler/testData/codegen/box/inlineClasses/interfaceDelegation/kt38337.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/inlineClasses/kt28585.kt b/compiler/testData/codegen/box/inlineClasses/kt28585.kt
index e92376fbe84..6cb3e051528 100644
--- a/compiler/testData/codegen/box/inlineClasses/kt28585.kt
+++ b/compiler/testData/codegen/box/inlineClasses/kt28585.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: EXCEPTIONS_NOT_IMPLEMENTED
 // KJS_WITH_FULL_RUNTIME
 // !LANGUAGE: +InlineClasses
 // WITH_RUNTIME
diff --git a/compiler/testData/codegen/box/inlineClasses/removeInInlineCollectionOfInlineClassAsInt.kt b/compiler/testData/codegen/box/inlineClasses/removeInInlineCollectionOfInlineClassAsInt.kt
index 0872b6e5685..1f60cdb2230 100644
--- a/compiler/testData/codegen/box/inlineClasses/removeInInlineCollectionOfInlineClassAsInt.kt
+++ b/compiler/testData/codegen/box/inlineClasses/removeInInlineCollectionOfInlineClassAsInt.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // WITH_RUNTIME
 // KJS_WITH_FULL_RUNTIME
 
diff --git a/compiler/testData/codegen/box/inlineClasses/unboxValueFromPlatformType.kt b/compiler/testData/codegen/box/inlineClasses/unboxValueFromPlatformType.kt
index 61385ac690a..009c34768bc 100644
--- a/compiler/testData/codegen/box/inlineClasses/unboxValueFromPlatformType.kt
+++ b/compiler/testData/codegen/box/inlineClasses/unboxValueFromPlatformType.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 // IGNORE_BACKEND: NATIVE
diff --git a/compiler/testData/codegen/box/inlineClasses/unboxValueOfAnyBeforeMethodInvocation.kt b/compiler/testData/codegen/box/inlineClasses/unboxValueOfAnyBeforeMethodInvocation.kt
index fa5a65b18e2..c4804187c7e 100644
--- a/compiler/testData/codegen/box/inlineClasses/unboxValueOfAnyBeforeMethodInvocation.kt
+++ b/compiler/testData/codegen/box/inlineClasses/unboxValueOfAnyBeforeMethodInvocation.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/intrinsics/rangeFromCollection.kt b/compiler/testData/codegen/box/intrinsics/rangeFromCollection.kt
index 9412cc06799..f6550bbbd0c 100644
--- a/compiler/testData/codegen/box/intrinsics/rangeFromCollection.kt
+++ b/compiler/testData/codegen/box/intrinsics/rangeFromCollection.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 fun box(): String {
     val list = ArrayList<IntRange>()
diff --git a/compiler/testData/codegen/box/intrinsics/stringFromCollection.kt b/compiler/testData/codegen/box/intrinsics/stringFromCollection.kt
index 340cee612c2..a889f52b9c7 100644
--- a/compiler/testData/codegen/box/intrinsics/stringFromCollection.kt
+++ b/compiler/testData/codegen/box/intrinsics/stringFromCollection.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 fun box(): String {
     val list = ArrayList<String>()
diff --git a/compiler/testData/codegen/box/javaInterop/notNullAssertions/mapPut.kt b/compiler/testData/codegen/box/javaInterop/notNullAssertions/mapPut.kt
index 0d0f966597d..a9331b0a576 100644
--- a/compiler/testData/codegen/box/javaInterop/notNullAssertions/mapPut.kt
+++ b/compiler/testData/codegen/box/javaInterop/notNullAssertions/mapPut.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 
 fun <K: Any, V: Any> foo(k: K, v: V) {
diff --git a/compiler/testData/codegen/box/jdk/arrayList.kt b/compiler/testData/codegen/box/jdk/arrayList.kt
index 96396bad55e..d0ceaccac7f 100644
--- a/compiler/testData/codegen/box/jdk/arrayList.kt
+++ b/compiler/testData/codegen/box/jdk/arrayList.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 
 fun box(): String {
diff --git a/compiler/testData/codegen/box/jdk/hashMap.kt b/compiler/testData/codegen/box/jdk/hashMap.kt
index 4f971645c29..6bdb266364b 100644
--- a/compiler/testData/codegen/box/jdk/hashMap.kt
+++ b/compiler/testData/codegen/box/jdk/hashMap.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 
 fun box(): String {
diff --git a/compiler/testData/codegen/box/jdk/iteratingOverHashMap.kt b/compiler/testData/codegen/box/jdk/iteratingOverHashMap.kt
index da05dd4d9ea..bdbdbfbf127 100644
--- a/compiler/testData/codegen/box/jdk/iteratingOverHashMap.kt
+++ b/compiler/testData/codegen/box/jdk/iteratingOverHashMap.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 
 fun box() : String {
diff --git a/compiler/testData/codegen/box/jdk/kt1397.kt b/compiler/testData/codegen/box/jdk/kt1397.kt
index 46f4cda8163..5a217ebbe64 100644
--- a/compiler/testData/codegen/box/jdk/kt1397.kt
+++ b/compiler/testData/codegen/box/jdk/kt1397.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: STDLIB_COLLECTION_INHERITANCE
 // KJS_WITH_FULL_RUNTIME
 // IGNORE_BACKEND: NATIVE
 
diff --git a/compiler/testData/codegen/box/multiDecl/forIterator/MultiDeclFor.kt b/compiler/testData/codegen/box/multiDecl/forIterator/MultiDeclFor.kt
index 63055b18f06..e96af75d108 100644
--- a/compiler/testData/codegen/box/multiDecl/forIterator/MultiDeclFor.kt
+++ b/compiler/testData/codegen/box/multiDecl/forIterator/MultiDeclFor.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 class C(val i: Int) {
   operator fun component1() = i + 1
diff --git a/compiler/testData/codegen/box/multiDecl/forIterator/MultiDeclForComponentExtensions.kt b/compiler/testData/codegen/box/multiDecl/forIterator/MultiDeclForComponentExtensions.kt
index fa433144020..0105f400e8f 100644
--- a/compiler/testData/codegen/box/multiDecl/forIterator/MultiDeclForComponentExtensions.kt
+++ b/compiler/testData/codegen/box/multiDecl/forIterator/MultiDeclForComponentExtensions.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 class C(val i: Int) {
 }
diff --git a/compiler/testData/codegen/box/multiDecl/forIterator/MultiDeclForComponentMemberExtensions.kt b/compiler/testData/codegen/box/multiDecl/forIterator/MultiDeclForComponentMemberExtensions.kt
index d056b6a8162..b471446f2a5 100644
--- a/compiler/testData/codegen/box/multiDecl/forIterator/MultiDeclForComponentMemberExtensions.kt
+++ b/compiler/testData/codegen/box/multiDecl/forIterator/MultiDeclForComponentMemberExtensions.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 class C(val i: Int) {
 }
diff --git a/compiler/testData/codegen/box/multiDecl/forIterator/MultiDeclForComponentMemberExtensionsInExtensionFunction.kt b/compiler/testData/codegen/box/multiDecl/forIterator/MultiDeclForComponentMemberExtensionsInExtensionFunction.kt
index 2f13c73517d..c80a394568c 100644
--- a/compiler/testData/codegen/box/multiDecl/forIterator/MultiDeclForComponentMemberExtensionsInExtensionFunction.kt
+++ b/compiler/testData/codegen/box/multiDecl/forIterator/MultiDeclForComponentMemberExtensionsInExtensionFunction.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 class C(val i: Int) {
 }
diff --git a/compiler/testData/codegen/box/multiDecl/forIterator/MultiDeclForValCaptured.kt b/compiler/testData/codegen/box/multiDecl/forIterator/MultiDeclForValCaptured.kt
index a8afbba9011..b1776f685f3 100644
--- a/compiler/testData/codegen/box/multiDecl/forIterator/MultiDeclForValCaptured.kt
+++ b/compiler/testData/codegen/box/multiDecl/forIterator/MultiDeclForValCaptured.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 class C(val i: Int) {
   operator fun component1() = i + 1
diff --git a/compiler/testData/codegen/box/multiDecl/forIterator/longIterator/MultiDeclForComponentExtensions.kt b/compiler/testData/codegen/box/multiDecl/forIterator/longIterator/MultiDeclForComponentExtensions.kt
index 166b7cd8e79..872d2a9545b 100644
--- a/compiler/testData/codegen/box/multiDecl/forIterator/longIterator/MultiDeclForComponentExtensions.kt
+++ b/compiler/testData/codegen/box/multiDecl/forIterator/longIterator/MultiDeclForComponentExtensions.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 operator fun Long.component1() = this + 1
 operator fun Long.component2() = this + 2
diff --git a/compiler/testData/codegen/box/multiDecl/forIterator/longIterator/MultiDeclForComponentExtensionsValCaptured.kt b/compiler/testData/codegen/box/multiDecl/forIterator/longIterator/MultiDeclForComponentExtensionsValCaptured.kt
index 914bfa2dbf4..814344fba6e 100644
--- a/compiler/testData/codegen/box/multiDecl/forIterator/longIterator/MultiDeclForComponentExtensionsValCaptured.kt
+++ b/compiler/testData/codegen/box/multiDecl/forIterator/longIterator/MultiDeclForComponentExtensionsValCaptured.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 operator fun Long.component1() = this + 1
 operator fun Long.component2() = this + 2
diff --git a/compiler/testData/codegen/box/multiDecl/forIterator/longIterator/MultiDeclForComponentMemberExtensions.kt b/compiler/testData/codegen/box/multiDecl/forIterator/longIterator/MultiDeclForComponentMemberExtensions.kt
index d066aadc089..3c8e9e671e8 100644
--- a/compiler/testData/codegen/box/multiDecl/forIterator/longIterator/MultiDeclForComponentMemberExtensions.kt
+++ b/compiler/testData/codegen/box/multiDecl/forIterator/longIterator/MultiDeclForComponentMemberExtensions.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 class M {
   operator fun Long.component1() = this + 1
diff --git a/compiler/testData/codegen/box/multiDecl/forIterator/longIterator/MultiDeclForComponentMemberExtensionsInExtensionFunction.kt b/compiler/testData/codegen/box/multiDecl/forIterator/longIterator/MultiDeclForComponentMemberExtensionsInExtensionFunction.kt
index c13cab0358d..dc8fc860e69 100644
--- a/compiler/testData/codegen/box/multiDecl/forIterator/longIterator/MultiDeclForComponentMemberExtensionsInExtensionFunction.kt
+++ b/compiler/testData/codegen/box/multiDecl/forIterator/longIterator/MultiDeclForComponentMemberExtensionsInExtensionFunction.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 class M {
   operator fun Long.component1() = this + 1
diff --git a/compiler/testData/codegen/box/multiDecl/kt9828_hashMap.kt b/compiler/testData/codegen/box/multiDecl/kt9828_hashMap.kt
index 573dc1e86ad..e2b24dbde61 100644
--- a/compiler/testData/codegen/box/multiDecl/kt9828_hashMap.kt
+++ b/compiler/testData/codegen/box/multiDecl/kt9828_hashMap.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/objects/localFunctionInObjectInitializer_kt4516.kt b/compiler/testData/codegen/box/objects/localFunctionInObjectInitializer_kt4516.kt
index 942a4aabeec..b86b48aee52 100644
--- a/compiler/testData/codegen/box/objects/localFunctionInObjectInitializer_kt4516.kt
+++ b/compiler/testData/codegen/box/objects/localFunctionInObjectInitializer_kt4516.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 
 object O {
diff --git a/compiler/testData/codegen/box/objects/objectVsClassInitialization_kt5291.kt b/compiler/testData/codegen/box/objects/objectVsClassInitialization_kt5291.kt
index 46b10af7f3c..82a84f5745a 100644
--- a/compiler/testData/codegen/box/objects/objectVsClassInitialization_kt5291.kt
+++ b/compiler/testData/codegen/box/objects/objectVsClassInitialization_kt5291.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 public inline fun <T> T.with(f: T.() -> Unit): T {
     this.f()
diff --git a/compiler/testData/codegen/box/operatorConventions/kt14227.kt b/compiler/testData/codegen/box/operatorConventions/kt14227.kt
index 97bc64010da..2c2047b91a3 100644
--- a/compiler/testData/codegen/box/operatorConventions/kt14227.kt
+++ b/compiler/testData/codegen/box/operatorConventions/kt14227.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // WITH_RUNTIME
 // KJS_WITH_FULL_RUNTIME
 // FULL_JDK
diff --git a/compiler/testData/codegen/box/operatorConventions/kt44647.kt b/compiler/testData/codegen/box/operatorConventions/kt44647.kt
index 252c6bae01f..2c7785eec0a 100644
--- a/compiler/testData/codegen/box/operatorConventions/kt44647.kt
+++ b/compiler/testData/codegen/box/operatorConventions/kt44647.kt
@@ -1,7 +1,7 @@
 // IGNORE_BACKEND: JVM
 // IGNORE_LIGHT_ANALYSIS
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
+// WASM_MUTE_REASON: STDLIB_TEXT
 // WITH_RUNTIME
 
 fun box(): String {
diff --git a/compiler/testData/codegen/box/operatorConventions/plusAssignWithComplexRHS.kt b/compiler/testData/codegen/box/operatorConventions/plusAssignWithComplexRHS.kt
index b2bc3676247..090deebc2fb 100644
--- a/compiler/testData/codegen/box/operatorConventions/plusAssignWithComplexRHS.kt
+++ b/compiler/testData/codegen/box/operatorConventions/plusAssignWithComplexRHS.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/package/referenceWithTheSameNameAsPackage.kt b/compiler/testData/codegen/box/package/referenceWithTheSameNameAsPackage.kt
index 567b0bdaefe..9ac3ac1385f 100644
--- a/compiler/testData/codegen/box/package/referenceWithTheSameNameAsPackage.kt
+++ b/compiler/testData/codegen/box/package/referenceWithTheSameNameAsPackage.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // !LANGUAGE: +NewInference
 // WITH_RUNTIME
diff --git a/compiler/testData/codegen/box/ranges/capturedLoopVar.kt b/compiler/testData/codegen/box/ranges/capturedLoopVar.kt
index f410afa672f..dbec6b3b3a6 100644
--- a/compiler/testData/codegen/box/ranges/capturedLoopVar.kt
+++ b/compiler/testData/codegen/box/ranges/capturedLoopVar.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: WASM
 // WITH_RUNTIME
 
 fun build(): List<() -> Int> {
diff --git a/compiler/testData/codegen/box/ranges/contains/evaluationOrderForCollection.kt b/compiler/testData/codegen/box/ranges/contains/evaluationOrderForCollection.kt
index 47812e4ad8e..ba4462fc97c 100644
--- a/compiler/testData/codegen/box/ranges/contains/evaluationOrderForCollection.kt
+++ b/compiler/testData/codegen/box/ranges/contains/evaluationOrderForCollection.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // WITH_RUNTIME
 // KJS_WITH_FULL_RUNTIME
 
diff --git a/compiler/testData/codegen/box/ranges/contains/evaluationOrderForComparableRange.kt b/compiler/testData/codegen/box/ranges/contains/evaluationOrderForComparableRange.kt
index 50d1f75f772..f7338fc62cd 100644
--- a/compiler/testData/codegen/box/ranges/contains/evaluationOrderForComparableRange.kt
+++ b/compiler/testData/codegen/box/ranges/contains/evaluationOrderForComparableRange.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/ranges/contains/evaluationOrderForDownTo.kt b/compiler/testData/codegen/box/ranges/contains/evaluationOrderForDownTo.kt
index a02f6358d2c..025217cc08d 100644
--- a/compiler/testData/codegen/box/ranges/contains/evaluationOrderForDownTo.kt
+++ b/compiler/testData/codegen/box/ranges/contains/evaluationOrderForDownTo.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
+// WASM_MUTE_REASON: STDLIB_ASSERT
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/contains/evaluationOrderForRangeLiteral.kt b/compiler/testData/codegen/box/ranges/contains/evaluationOrderForRangeLiteral.kt
index 74fc0ec6d45..bbd106940a9 100644
--- a/compiler/testData/codegen/box/ranges/contains/evaluationOrderForRangeLiteral.kt
+++ b/compiler/testData/codegen/box/ranges/contains/evaluationOrderForRangeLiteral.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
+// WASM_MUTE_REASON: STDLIB_ASSERT
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/contains/inPrimitiveProgression.kt b/compiler/testData/codegen/box/ranges/contains/inPrimitiveProgression.kt
index 5734064a7ea..b3328aba6d9 100644
--- a/compiler/testData/codegen/box/ranges/contains/inPrimitiveProgression.kt
+++ b/compiler/testData/codegen/box/ranges/contains/inPrimitiveProgression.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/ranges/contains/kt20106.kt b/compiler/testData/codegen/box/ranges/contains/kt20106.kt
index 0635eb2d6d1..52d5764705a 100644
--- a/compiler/testData/codegen/box/ranges/contains/kt20106.kt
+++ b/compiler/testData/codegen/box/ranges/contains/kt20106.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/forInDownTo.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/forInDownTo.kt
index 877dc4ee760..d4d195a083f 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/forInDownTo.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/forInDownTo.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/forInDownToReversed.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/forInDownToReversed.kt
index 0561a2e8040..fad30bf9921 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/forInDownToReversed.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/forInDownToReversed.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/forInDownToReversedReversed.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/forInDownToReversedReversed.kt
index 22d72ceaf6d..6dc1db94367 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/forInDownToReversedReversed.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/forInDownToReversedReversed.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/forInRangeLiteral.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/forInRangeLiteral.kt
index a8216b266b4..fae58fac6ae 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/forInRangeLiteral.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/forInRangeLiteral.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/forInRangeLiteralReversed.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/forInRangeLiteralReversed.kt
index 345f9ba369f..09b90f3f3e0 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/forInRangeLiteralReversed.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/forInRangeLiteralReversed.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/forInRangeLiteralReversedReversed.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/forInRangeLiteralReversedReversed.kt
index a45aced9721..6a2397628b4 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/forInRangeLiteralReversedReversed.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/forInRangeLiteralReversedReversed.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/forInUntil.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/forInUntil.kt
index e69c8ef80d0..8864b09d443 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/forInUntil.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/forInUntil.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/forInUntilReversed.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/forInUntilReversed.kt
index 995a59464e8..2e1eb651377 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/forInUntilReversed.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/forInUntilReversed.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/forInUntilReversedReversed.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/forInUntilReversedReversed.kt
index fe31169853c..0a6f11dc70c 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/forInUntilReversedReversed.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/forInUntilReversedReversed.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToReversedStep.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToReversedStep.kt
index d9da7ce2c02..8d0f4686480 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToReversedStep.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToReversedStep.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToReversedStepReversed.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToReversedStepReversed.kt
index f060967218b..4fd070cbf37 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToReversedStepReversed.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToReversedStepReversed.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToReversedStepReversedStep.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToReversedStepReversedStep.kt
index 2fbad7323a1..fc37dd3a01a 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToReversedStepReversedStep.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToReversedStepReversedStep.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToStep.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToStep.kt
index c9be7b49b8d..2e718a0a471 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToStep.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToStep.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToStepReversed.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToStepReversed.kt
index 0658b080261..2fec56814cd 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToStepReversed.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToStepReversed.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToStepReversedStep.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToStepReversedStep.kt
index bdcedf158e1..6e04eba982d 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToStepReversedStep.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToStepReversedStep.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToStepReversedStepReversed.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToStepReversedStepReversed.kt
index 496d354fd99..bdd3a01c906 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToStepReversedStepReversed.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToStepReversedStepReversed.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToStepStep.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToStepStep.kt
index 194b78b1922..11915f827a7 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToStepStep.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToStepStep.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralReversedStep.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralReversedStep.kt
index 84d579173cf..4c58b930d6c 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralReversedStep.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralReversedStep.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralReversedStepReversed.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralReversedStepReversed.kt
index f361ed95672..5f802dcad28 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralReversedStepReversed.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralReversedStepReversed.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralReversedStepReversedStep.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralReversedStepReversedStep.kt
index 2576f4fa698..54842128a97 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralReversedStepReversedStep.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralReversedStepReversedStep.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralStep.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralStep.kt
index 2be9bba4df4..1866a7cf17a 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralStep.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralStep.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralStepReversed.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralStepReversed.kt
index d78af3fabe1..9cb7555e957 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralStepReversed.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralStepReversed.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralStepReversedStep.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralStepReversedStep.kt
index 82e6bd16052..a5b685169f7 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralStepReversedStep.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralStepReversedStep.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralStepReversedStepReversed.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralStepReversedStepReversed.kt
index 91c42096828..4b857b76258 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralStepReversedStepReversed.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralStepReversedStepReversed.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralStepStep.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralStepStep.kt
index 352c0559b6d..687eea1b142 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralStepStep.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralStepStep.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilReversedStep.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilReversedStep.kt
index 4b8c1212d20..a8f066ba207 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilReversedStep.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilReversedStep.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilReversedStepReversed.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilReversedStepReversed.kt
index 939edcfcf5a..ffc6592f0e3 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilReversedStepReversed.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilReversedStepReversed.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilReversedStepReversedStep.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilReversedStepReversedStep.kt
index 6822d8ea2d5..e85cc6ff2fd 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilReversedStepReversedStep.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilReversedStepReversedStep.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilStep.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilStep.kt
index 3bfbbbc0e6f..d349928ef90 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilStep.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilStep.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilStepReversed.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilStepReversed.kt
index 1690865e696..ec98b9436f2 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilStepReversed.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilStepReversed.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilStepReversedStep.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilStepReversedStep.kt
index d4dabd36dba..bbef32df651 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilStepReversedStep.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilStepReversedStep.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilStepReversedStepReversed.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilStepReversedStepReversed.kt
index 81aaf538064..194262dfd85 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilStepReversedStepReversed.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilStepReversedStepReversed.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilStepStep.kt b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilStepStep.kt
index e5d886ce2ba..a694fcd9c96 100644
--- a/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilStepStep.kt
+++ b/compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilStepStep.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/forInCharSequenceLengthDecreasedInLoopBody.kt b/compiler/testData/codegen/box/ranges/forInCharSequenceLengthDecreasedInLoopBody.kt
index 3d5e11505b2..c546d6cedd8 100644
--- a/compiler/testData/codegen/box/ranges/forInCharSequenceLengthDecreasedInLoopBody.kt
+++ b/compiler/testData/codegen/box/ranges/forInCharSequenceLengthDecreasedInLoopBody.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
+// WASM_MUTE_REASON: STDLIB_TEXT
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/forInCharSequenceLengthIncreasedInLoopBody.kt b/compiler/testData/codegen/box/ranges/forInCharSequenceLengthIncreasedInLoopBody.kt
index 4a74c6f6486..1c127e0203c 100644
--- a/compiler/testData/codegen/box/ranges/forInCharSequenceLengthIncreasedInLoopBody.kt
+++ b/compiler/testData/codegen/box/ranges/forInCharSequenceLengthIncreasedInLoopBody.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
+// WASM_MUTE_REASON: STDLIB_TEXT
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/forInCharSequenceWithCustomIterator.kt b/compiler/testData/codegen/box/ranges/forInCharSequenceWithCustomIterator.kt
index b989a01c6e0..cbe68b5f5ee 100644
--- a/compiler/testData/codegen/box/ranges/forInCharSequenceWithCustomIterator.kt
+++ b/compiler/testData/codegen/box/ranges/forInCharSequenceWithCustomIterator.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/forInCharSequenceWithMultipleGetFunctions.kt b/compiler/testData/codegen/box/ranges/forInCharSequenceWithMultipleGetFunctions.kt
index 75e0cd79d53..968e2762f14 100644
--- a/compiler/testData/codegen/box/ranges/forInCharSequenceWithMultipleGetFunctions.kt
+++ b/compiler/testData/codegen/box/ranges/forInCharSequenceWithMultipleGetFunctions.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 import kotlin.test.*
diff --git a/compiler/testData/codegen/box/ranges/forInCustomCharSequence.kt b/compiler/testData/codegen/box/ranges/forInCustomCharSequence.kt
index f880d551193..ed53c560f44 100644
--- a/compiler/testData/codegen/box/ranges/forInCustomCharSequence.kt
+++ b/compiler/testData/codegen/box/ranges/forInCustomCharSequence.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // WITH_RUNTIME
 // KJS_WITH_FULL_RUNTIME
 
diff --git a/compiler/testData/codegen/box/ranges/forInIndices/forInArrayListIndices.kt b/compiler/testData/codegen/box/ranges/forInIndices/forInArrayListIndices.kt
index f6edb542853..0c7af065ab5 100644
--- a/compiler/testData/codegen/box/ranges/forInIndices/forInArrayListIndices.kt
+++ b/compiler/testData/codegen/box/ranges/forInIndices/forInArrayListIndices.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: STDLIB_TEXT
 // WITH_RUNTIME
 // KJS_WITH_FULL_RUNTIME
 
diff --git a/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInDownToWithIndex.kt b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInDownToWithIndex.kt
index f29252c6d5c..98c87b1dc81 100644
--- a/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInDownToWithIndex.kt
+++ b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInDownToWithIndex.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInIndicesWithIndex.kt b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInIndicesWithIndex.kt
index 23756d0147c..7dd8a96ad9a 100644
--- a/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInIndicesWithIndex.kt
+++ b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInIndicesWithIndex.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInRangeToWithIndex.kt b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInRangeToWithIndex.kt
index 6297c28fe40..3fe1c8fb9df 100644
--- a/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInRangeToWithIndex.kt
+++ b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInRangeToWithIndex.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInReversedStepWithIndex.kt b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInReversedStepWithIndex.kt
index 41e6227cbc6..9e81c0bb604 100644
--- a/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInReversedStepWithIndex.kt
+++ b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInReversedStepWithIndex.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInReversedWithIndex.kt b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInReversedWithIndex.kt
index efdd1f9cc6d..3f9c217af18 100644
--- a/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInReversedWithIndex.kt
+++ b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInReversedWithIndex.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInStepReversedWithIndex.kt b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInStepReversedWithIndex.kt
index a62e83b92e4..891b409f125 100644
--- a/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInStepReversedWithIndex.kt
+++ b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInStepReversedWithIndex.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInStepWithIndex.kt b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInStepWithIndex.kt
index f346214e8b4..5910b69d52d 100644
--- a/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInStepWithIndex.kt
+++ b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInStepWithIndex.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInUntilWithIndex.kt b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInUntilWithIndex.kt
index 30ebcf944e2..081f66ac43a 100644
--- a/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInUntilWithIndex.kt
+++ b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInUntilWithIndex.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexBreakAndContinue.kt b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexBreakAndContinue.kt
index 68716864d05..d11c9b4d262 100644
--- a/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexBreakAndContinue.kt
+++ b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexBreakAndContinue.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexNoIndexOrElementVar.kt b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexNoIndexOrElementVar.kt
index c99d850dd68..e78bc9473fc 100644
--- a/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexNoIndexOrElementVar.kt
+++ b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexNoIndexOrElementVar.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexNotDestructured.kt b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexNotDestructured.kt
index 926bbb5d46b..7b4f47ecf94 100644
--- a/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexNotDestructured.kt
+++ b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexNotDestructured.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexReversed.kt b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexReversed.kt
index 4bf5be9abbc..1bc3860a203 100644
--- a/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexReversed.kt
+++ b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexReversed.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexWithDestructuringInLoop.kt b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexWithDestructuringInLoop.kt
index 704ce043c08..db09432b9fe 100644
--- a/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexWithDestructuringInLoop.kt
+++ b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexWithDestructuringInLoop.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexWithIndex.kt b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexWithIndex.kt
index 66b2021de0e..08c7ccb7ddc 100644
--- a/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexWithIndex.kt
+++ b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexWithIndex.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/ranges/multiAssignmentIterationOverIntRange.kt b/compiler/testData/codegen/box/ranges/multiAssignmentIterationOverIntRange.kt
index 7a1471666f8..7d76e00ffec 100644
--- a/compiler/testData/codegen/box/ranges/multiAssignmentIterationOverIntRange.kt
+++ b/compiler/testData/codegen/box/ranges/multiAssignmentIterationOverIntRange.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/regressions/Kt1149.kt b/compiler/testData/codegen/box/regressions/Kt1149.kt
index 1fe81b1069c..985e1628eab 100644
--- a/compiler/testData/codegen/box/regressions/Kt1149.kt
+++ b/compiler/testData/codegen/box/regressions/Kt1149.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/regressions/Kt1619Test.kt b/compiler/testData/codegen/box/regressions/Kt1619Test.kt
index 332b18424da..2540b77d307 100644
--- a/compiler/testData/codegen/box/regressions/Kt1619Test.kt
+++ b/compiler/testData/codegen/box/regressions/Kt1619Test.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/regressions/Kt2495Test.kt b/compiler/testData/codegen/box/regressions/Kt2495Test.kt
index 1e18e4e2b94..8fd6f97bbb9 100644
--- a/compiler/testData/codegen/box/regressions/Kt2495Test.kt
+++ b/compiler/testData/codegen/box/regressions/Kt2495Test.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/regressions/generic.kt b/compiler/testData/codegen/box/regressions/generic.kt
index fdac2c87a6a..c99013042d9 100644
--- a/compiler/testData/codegen/box/regressions/generic.kt
+++ b/compiler/testData/codegen/box/regressions/generic.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: STDLIB_TEXT
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/regressions/kt1800.kt b/compiler/testData/codegen/box/regressions/kt1800.kt
index 770b00cc49a..80abfaa72ee 100644
--- a/compiler/testData/codegen/box/regressions/kt1800.kt
+++ b/compiler/testData/codegen/box/regressions/kt1800.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 //KT-1800 error/NonExistentClass generated on runtime
diff --git a/compiler/testData/codegen/box/regressions/kt2017.kt b/compiler/testData/codegen/box/regressions/kt2017.kt
index 60b1e7e1e6f..a2330246d0d 100644
--- a/compiler/testData/codegen/box/regressions/kt2017.kt
+++ b/compiler/testData/codegen/box/regressions/kt2017.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: STDLIB_SORT
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/regressions/kt3442.kt b/compiler/testData/codegen/box/regressions/kt3442.kt
index 78f56c96710..19c49d33516 100644
--- a/compiler/testData/codegen/box/regressions/kt3442.kt
+++ b/compiler/testData/codegen/box/regressions/kt3442.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/regressions/kt5953.kt b/compiler/testData/codegen/box/regressions/kt5953.kt
index 3f41c4efa75..3ccb46f328a 100644
--- a/compiler/testData/codegen/box/regressions/kt5953.kt
+++ b/compiler/testData/codegen/box/regressions/kt5953.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/regressions/kt6153.kt b/compiler/testData/codegen/box/regressions/kt6153.kt
index 9d964b2a507..d2b703a5520 100644
--- a/compiler/testData/codegen/box/regressions/kt6153.kt
+++ b/compiler/testData/codegen/box/regressions/kt6153.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // KT-6153 java.lang.IllegalStateException while building
 object Bug {
diff --git a/compiler/testData/codegen/box/regressions/kt789.kt b/compiler/testData/codegen/box/regressions/kt789.kt
index c4b65c2efe4..d3df588ce1f 100644
--- a/compiler/testData/codegen/box/regressions/kt789.kt
+++ b/compiler/testData/codegen/box/regressions/kt789.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 package foo
 
diff --git a/compiler/testData/codegen/box/reified/varargs.kt b/compiler/testData/codegen/box/reified/varargs.kt
index 32ce927095a..a3cd0cbb9d4 100644
--- a/compiler/testData/codegen/box/reified/varargs.kt
+++ b/compiler/testData/codegen/box/reified/varargs.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/sam/constructors/comparator.kt b/compiler/testData/codegen/box/sam/constructors/comparator.kt
index 8db96272fa0..ed6712840fa 100644
--- a/compiler/testData/codegen/box/sam/constructors/comparator.kt
+++ b/compiler/testData/codegen/box/sam/constructors/comparator.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: STDLIB_SORT
 // WITH_RUNTIME
 // KJS_WITH_FULL_RUNTIME
 // SKIP_DCE_DRIVEN
diff --git a/compiler/testData/codegen/box/sam/constructors/nonLiteralComparator.kt b/compiler/testData/codegen/box/sam/constructors/nonLiteralComparator.kt
index 3ed46508728..e1bd3be787f 100644
--- a/compiler/testData/codegen/box/sam/constructors/nonLiteralComparator.kt
+++ b/compiler/testData/codegen/box/sam/constructors/nonLiteralComparator.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: SAM_CONVERSIONS
 // WITH_RUNTIME
 // KJS_WITH_FULL_RUNTIME
 // SKIP_DCE_DRIVEN
diff --git a/compiler/testData/codegen/box/specialBuiltins/bridges.kt b/compiler/testData/codegen/box/specialBuiltins/bridges.kt
index a09f84857e8..445606f0132 100644
--- a/compiler/testData/codegen/box/specialBuiltins/bridges.kt
+++ b/compiler/testData/codegen/box/specialBuiltins/bridges.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: STDLIB_COLLECTION_INHERITANCE
 // KJS_WITH_FULL_RUNTIME
 // IGNORE_BACKEND: NATIVE
 
diff --git a/compiler/testData/codegen/box/specialBuiltins/commonBridgesTarget.kt b/compiler/testData/codegen/box/specialBuiltins/commonBridgesTarget.kt
index 194011d8c1d..6b47da26815 100644
--- a/compiler/testData/codegen/box/specialBuiltins/commonBridgesTarget.kt
+++ b/compiler/testData/codegen/box/specialBuiltins/commonBridgesTarget.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: STDLIB_COLLECTION_INHERITANCE
 // KJS_WITH_FULL_RUNTIME
 // IGNORE_BACKEND: NATIVE
 
diff --git a/compiler/testData/codegen/box/specialBuiltins/entrySetSOE.kt b/compiler/testData/codegen/box/specialBuiltins/entrySetSOE.kt
index e0e9eed3ee7..b8674244ec7 100644
--- a/compiler/testData/codegen/box/specialBuiltins/entrySetSOE.kt
+++ b/compiler/testData/codegen/box/specialBuiltins/entrySetSOE.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: STDLIB_COLLECTION_INHERITANCE
 // KJS_WITH_FULL_RUNTIME
 // IGNORE_BACKEND: NATIVE
 
diff --git a/compiler/testData/codegen/box/specialBuiltins/explicitSuperCall.kt b/compiler/testData/codegen/box/specialBuiltins/explicitSuperCall.kt
index c6741f2d4c8..b5f7c99f1bd 100644
--- a/compiler/testData/codegen/box/specialBuiltins/explicitSuperCall.kt
+++ b/compiler/testData/codegen/box/specialBuiltins/explicitSuperCall.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: STDLIB_COLLECTION_INHERITANCE
 // KJS_WITH_FULL_RUNTIME
 // IGNORE_BACKEND: NATIVE
 
diff --git a/compiler/testData/codegen/box/specialBuiltins/removeSetInt.kt b/compiler/testData/codegen/box/specialBuiltins/removeSetInt.kt
index fc1c32139c8..9e21f04377a 100644
--- a/compiler/testData/codegen/box/specialBuiltins/removeSetInt.kt
+++ b/compiler/testData/codegen/box/specialBuiltins/removeSetInt.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: STDLIB_COLLECTION_INHERITANCE
 // KJS_WITH_FULL_RUNTIME
 // IGNORE_BACKEND: NATIVE
 class MySet : HashSet<Int>() {
diff --git a/compiler/testData/codegen/box/strings/kt5389_stringBuilderGet.kt b/compiler/testData/codegen/box/strings/kt5389_stringBuilderGet.kt
index 9dc2d6d776d..96b3ffd819c 100644
--- a/compiler/testData/codegen/box/strings/kt5389_stringBuilderGet.kt
+++ b/compiler/testData/codegen/box/strings/kt5389_stringBuilderGet.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
+// WASM_MUTE_REASON: STDLIB_TEXT
 // KJS_WITH_FULL_RUNTIME
 fun box(): String {
     val sb = StringBuilder("OK")
diff --git a/compiler/testData/codegen/box/strings/stringPlusOnlyWorksOnString.kt b/compiler/testData/codegen/box/strings/stringPlusOnlyWorksOnString.kt
index ed4e3a97673..69806f7415b 100644
--- a/compiler/testData/codegen/box/strings/stringPlusOnlyWorksOnString.kt
+++ b/compiler/testData/codegen/box/strings/stringPlusOnlyWorksOnString.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/super/basicmethodSuperClass.kt b/compiler/testData/codegen/box/super/basicmethodSuperClass.kt
index cc404cfe15b..a65e8e5abef 100644
--- a/compiler/testData/codegen/box/super/basicmethodSuperClass.kt
+++ b/compiler/testData/codegen/box/super/basicmethodSuperClass.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: STDLIB_COLLECTION_INHERITANCE
 // KJS_WITH_FULL_RUNTIME
 // IGNORE_BACKEND: NATIVE
 
diff --git a/compiler/testData/codegen/box/super/superConstructor/kt17464_linkedMapOf.kt b/compiler/testData/codegen/box/super/superConstructor/kt17464_linkedMapOf.kt
index 68554bda49b..b4d06baa10b 100644
--- a/compiler/testData/codegen/box/super/superConstructor/kt17464_linkedMapOf.kt
+++ b/compiler/testData/codegen/box/super/superConstructor/kt17464_linkedMapOf.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 // FULL_JDK
diff --git a/compiler/testData/codegen/box/unsignedTypes/forInUnsignedDownTo.kt b/compiler/testData/codegen/box/unsignedTypes/forInUnsignedDownTo.kt
index 3ecb162d576..ffc80bfeefa 100644
--- a/compiler/testData/codegen/box/unsignedTypes/forInUnsignedDownTo.kt
+++ b/compiler/testData/codegen/box/unsignedTypes/forInUnsignedDownTo.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/unsignedTypes/forInUnsignedProgression.kt b/compiler/testData/codegen/box/unsignedTypes/forInUnsignedProgression.kt
index 92035351c45..d1246849750 100644
--- a/compiler/testData/codegen/box/unsignedTypes/forInUnsignedProgression.kt
+++ b/compiler/testData/codegen/box/unsignedTypes/forInUnsignedProgression.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/unsignedTypes/forInUnsignedRange.kt b/compiler/testData/codegen/box/unsignedTypes/forInUnsignedRange.kt
index 7a88f58a014..87ada5cdb3e 100644
--- a/compiler/testData/codegen/box/unsignedTypes/forInUnsignedRange.kt
+++ b/compiler/testData/codegen/box/unsignedTypes/forInUnsignedRange.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/unsignedTypes/forInUnsignedRangeLiteral.kt b/compiler/testData/codegen/box/unsignedTypes/forInUnsignedRangeLiteral.kt
index aaefd703764..87f11adc429 100644
--- a/compiler/testData/codegen/box/unsignedTypes/forInUnsignedRangeLiteral.kt
+++ b/compiler/testData/codegen/box/unsignedTypes/forInUnsignedRangeLiteral.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/unsignedTypes/forInUnsignedUntil.kt b/compiler/testData/codegen/box/unsignedTypes/forInUnsignedUntil.kt
index 8468e31d528..377a90e66af 100644
--- a/compiler/testData/codegen/box/unsignedTypes/forInUnsignedUntil.kt
+++ b/compiler/testData/codegen/box/unsignedTypes/forInUnsignedUntil.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/unsignedTypes/inUnsignedDownTo.kt b/compiler/testData/codegen/box/unsignedTypes/inUnsignedDownTo.kt
index c87972db022..bbd6b7bd505 100644
--- a/compiler/testData/codegen/box/unsignedTypes/inUnsignedDownTo.kt
+++ b/compiler/testData/codegen/box/unsignedTypes/inUnsignedDownTo.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/unsignedTypes/unsignedArraySize.kt b/compiler/testData/codegen/box/unsignedTypes/unsignedArraySize.kt
index 6ec82773bea..c5f7c22529d 100644
--- a/compiler/testData/codegen/box/unsignedTypes/unsignedArraySize.kt
+++ b/compiler/testData/codegen/box/unsignedTypes/unsignedArraySize.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: UNSIGNED_ARRAYS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/vararg/kt37715.kt b/compiler/testData/codegen/box/vararg/kt37715.kt
index ea128a1f7a8..fd80d4b58f6 100644
--- a/compiler/testData/codegen/box/vararg/kt37715.kt
+++ b/compiler/testData/codegen/box/vararg/kt37715.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // !LANGUAGE: +NewInference
 // WITH_RUNTIME
 // KJS_WITH_FULL_RUNTIME
diff --git a/compiler/testData/codegen/box/vararg/kt581.kt b/compiler/testData/codegen/box/vararg/kt581.kt
index 2407d54ef35..9e7c41a3e9a 100644
--- a/compiler/testData/codegen/box/vararg/kt581.kt
+++ b/compiler/testData/codegen/box/vararg/kt581.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 package whats.the.difference
 
diff --git a/compiler/testData/codegen/box/when/is.kt b/compiler/testData/codegen/box/when/is.kt
index a8827fb098d..3e1088b8656 100644
--- a/compiler/testData/codegen/box/when/is.kt
+++ b/compiler/testData/codegen/box/when/is.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 fun typeName(a: Any?) : String {
     return when(a) {
diff --git a/compiler/testData/codegen/box/when/kt47365.kt b/compiler/testData/codegen/box/when/kt47365.kt
index 84cfcde8548..fe46fc5ec47 100644
--- a/compiler/testData/codegen/box/when/kt47365.kt
+++ b/compiler/testData/codegen/box/when/kt47365.kt
@@ -1,5 +1,4 @@
 // WITH_RUNTIME
-// IGNORE_BACKEND: WASM
 
 enum class EType {
     A
diff --git a/compiler/testData/codegen/box/when/kt5448.kt b/compiler/testData/codegen/box/when/kt5448.kt
index 9a19e4ac6d9..e7bb0376b21 100644
--- a/compiler/testData/codegen/box/when/kt5448.kt
+++ b/compiler/testData/codegen/box/when/kt5448.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/when/range.kt b/compiler/testData/codegen/box/when/range.kt
index de4fca5498d..661765305ac 100644
--- a/compiler/testData/codegen/box/when/range.kt
+++ b/compiler/testData/codegen/box/when/range.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 fun isDigit(a: Int) : String {
     val aa = ArrayList<Int> ()
diff --git a/compiler/testData/codegen/box/when/switchOptimizationDense.kt b/compiler/testData/codegen/box/when/switchOptimizationDense.kt
index cd1e54f3596..8ed817aa632 100644
--- a/compiler/testData/codegen/box/when/switchOptimizationDense.kt
+++ b/compiler/testData/codegen/box/when/switchOptimizationDense.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 // CHECK_CASES_COUNT: function=dense count=10
diff --git a/compiler/testData/codegen/box/when/switchOptimizationMultipleConditions.kt b/compiler/testData/codegen/box/when/switchOptimizationMultipleConditions.kt
index a610f2b5abb..ece44878d6e 100644
--- a/compiler/testData/codegen/box/when/switchOptimizationMultipleConditions.kt
+++ b/compiler/testData/codegen/box/when/switchOptimizationMultipleConditions.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // WITH_RUNTIME
 // KJS_WITH_FULL_RUNTIME
 // CHECK_CASES_COUNT: function=foo count=9
diff --git a/compiler/testData/codegen/box/when/switchOptimizationSparse.kt b/compiler/testData/codegen/box/when/switchOptimizationSparse.kt
index 34760d9f3f4..0d5c1077e77 100644
--- a/compiler/testData/codegen/box/when/switchOptimizationSparse.kt
+++ b/compiler/testData/codegen/box/when/switchOptimizationSparse.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 // CHECK_CASES_COUNT: function=sparse count=3
diff --git a/compiler/testData/codegen/box/when/switchOptimizationStatement.kt b/compiler/testData/codegen/box/when/switchOptimizationStatement.kt
index cb19a31a809..75d15e1d346 100644
--- a/compiler/testData/codegen/box/when/switchOptimizationStatement.kt
+++ b/compiler/testData/codegen/box/when/switchOptimizationStatement.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 // CHECK_CASES_COUNT: function=exhaustive count=3
diff --git a/compiler/testData/codegen/box/when/switchOptimizationTypes.kt b/compiler/testData/codegen/box/when/switchOptimizationTypes.kt
index f795ba581d1..a056f2fd88e 100644
--- a/compiler/testData/codegen/box/when/switchOptimizationTypes.kt
+++ b/compiler/testData/codegen/box/when/switchOptimizationTypes.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 // CHECK_CASES_COUNT: function=intFoo count=3
diff --git a/compiler/testData/codegen/box/when/switchOptimizationUnordered.kt b/compiler/testData/codegen/box/when/switchOptimizationUnordered.kt
index 25bde3c69bc..0a9ff80c5ce 100644
--- a/compiler/testData/codegen/box/when/switchOptimizationUnordered.kt
+++ b/compiler/testData/codegen/box/when/switchOptimizationUnordered.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 // CHECK_CASES_COUNT: function=foo count=3
diff --git a/compiler/testData/codegen/box/when/switchOptimizationWithGap.kt b/compiler/testData/codegen/box/when/switchOptimizationWithGap.kt
index a2280401a83..16d9ccdeaec 100644
--- a/compiler/testData/codegen/box/when/switchOptimizationWithGap.kt
+++ b/compiler/testData/codegen/box/when/switchOptimizationWithGap.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 // CHECK_CASES_COUNT: function=foo count=4
diff --git a/compiler/testData/codegen/box/when/whenArgumentIsEvaluatedOnlyOnce.kt b/compiler/testData/codegen/box/when/whenArgumentIsEvaluatedOnlyOnce.kt
index 290af098c87..665d10d7d3a 100644
--- a/compiler/testData/codegen/box/when/whenArgumentIsEvaluatedOnlyOnce.kt
+++ b/compiler/testData/codegen/box/when/whenArgumentIsEvaluatedOnlyOnce.kt
@@ -1,5 +1,3 @@
-// DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
 // KJS_WITH_FULL_RUNTIME
 var x = 0
 fun inc(): Int {
diff --git a/compiler/testData/codegen/box/when/whenSubjectVariable/denseIntSwitchWithSubjectVariable.kt b/compiler/testData/codegen/box/when/whenSubjectVariable/denseIntSwitchWithSubjectVariable.kt
index f807f43c8c2..f2e2716cf53 100644
--- a/compiler/testData/codegen/box/when/whenSubjectVariable/denseIntSwitchWithSubjectVariable.kt
+++ b/compiler/testData/codegen/box/when/whenSubjectVariable/denseIntSwitchWithSubjectVariable.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // !LANGUAGE: +VariableDeclarationInWhenSubject
 // WITH_RUNTIME
diff --git a/compiler/testData/codegen/box/when/whenSubjectVariable/sparseIntSwitchWithSubjectVariable.kt b/compiler/testData/codegen/box/when/whenSubjectVariable/sparseIntSwitchWithSubjectVariable.kt
index 4cbfa4c5f64..d2bdb47c222 100644
--- a/compiler/testData/codegen/box/when/whenSubjectVariable/sparseIntSwitchWithSubjectVariable.kt
+++ b/compiler/testData/codegen/box/when/whenSubjectVariable/sparseIntSwitchWithSubjectVariable.kt
@@ -1,5 +1,5 @@
 // DONT_TARGET_EXACT_BACKEND: WASM
-// WASM_MUTE_REASON: STDLIB_COLLECTIONS
+// WASM_MUTE_REASON: STDLIB_STRING_BUILDER
 // KJS_WITH_FULL_RUNTIME
 // !LANGUAGE: +VariableDeclarationInWhenSubject
 // WITH_RUNTIME
diff --git a/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/wasm/semantics/IrCodegenBoxWasmTestGenerated.java b/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/wasm/semantics/IrCodegenBoxWasmTestGenerated.java
index 5613a5a7ab7..71d73cb521d 100644
--- a/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/wasm/semantics/IrCodegenBoxWasmTestGenerated.java
+++ b/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/wasm/semantics/IrCodegenBoxWasmTestGenerated.java
@@ -308,6 +308,16 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/arrays/arrayPlusAssign.kt");
         }
 
+        @TestMetadata("collectionAssignGetMultiIndex.kt")
+        public void testCollectionAssignGetMultiIndex() throws Exception {
+            runTest("compiler/testData/codegen/box/arrays/collectionAssignGetMultiIndex.kt");
+        }
+
+        @TestMetadata("collectionGetMultiIndex.kt")
+        public void testCollectionGetMultiIndex() throws Exception {
+            runTest("compiler/testData/codegen/box/arrays/collectionGetMultiIndex.kt");
+        }
+
         @TestMetadata("constantArrayOfAny.kt")
         public void testConstantArrayOfAny() throws Exception {
             runTest("compiler/testData/codegen/box/arrays/constantArrayOfAny.kt");
@@ -358,6 +368,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/arrays/genericArrayInObjectLiteralConstructor.kt");
         }
 
+        @TestMetadata("hashMap.kt")
+        public void testHashMap() throws Exception {
+            runTest("compiler/testData/codegen/box/arrays/hashMap.kt");
+        }
+
         @TestMetadata("inProjectionAsParameter.kt")
         public void testInProjectionAsParameter() throws Exception {
             runTest("compiler/testData/codegen/box/arrays/inProjectionAsParameter.kt");
@@ -453,6 +468,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/arrays/kt238.kt");
         }
 
+        @TestMetadata("kt33.kt")
+        public void testKt33() throws Exception {
+            runTest("compiler/testData/codegen/box/arrays/kt33.kt");
+        }
+
         @TestMetadata("kt34291_16dimensions.kt")
         public void testKt34291_16dimensions() throws Exception {
             runTest("compiler/testData/codegen/box/arrays/kt34291_16dimensions.kt");
@@ -513,6 +533,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/arrays/kt945.kt");
         }
 
+        @TestMetadata("kt950.kt")
+        public void testKt950() throws Exception {
+            runTest("compiler/testData/codegen/box/arrays/kt950.kt");
+        }
+
         @TestMetadata("longAsIndex.kt")
         public void testLongAsIndex() throws Exception {
             runTest("compiler/testData/codegen/box/arrays/longAsIndex.kt");
@@ -577,6 +602,16 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             public void testReversedArrayReversedArrayOriginalUpdatedInLoopBody() throws Exception {
                 runTest("compiler/testData/codegen/box/arrays/forInReversed/reversedArrayReversedArrayOriginalUpdatedInLoopBody.kt");
             }
+
+            @TestMetadata("reversedOriginalUpdatedInLoopBody.kt")
+            public void testReversedOriginalUpdatedInLoopBody() throws Exception {
+                runTest("compiler/testData/codegen/box/arrays/forInReversed/reversedOriginalUpdatedInLoopBody.kt");
+            }
+
+            @TestMetadata("reversedReversedOriginalUpdatedInLoopBody.kt")
+            public void testReversedReversedOriginalUpdatedInLoopBody() throws Exception {
+                runTest("compiler/testData/codegen/box/arrays/forInReversed/reversedReversedOriginalUpdatedInLoopBody.kt");
+            }
         }
 
         @TestMetadata("compiler/testData/codegen/box/arrays/forInUnsignedArray")
@@ -1018,6 +1053,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/boxingOptimization/kt5844.kt");
         }
 
+        @TestMetadata("kt6842.kt")
+        public void testKt6842() throws Exception {
+            runTest("compiler/testData/codegen/box/boxingOptimization/kt6842.kt");
+        }
+
         @TestMetadata("maxMinByOrNull.kt")
         public void testMaxMinByOrNull() throws Exception {
             runTest("compiler/testData/codegen/box/boxingOptimization/maxMinByOrNull.kt");
@@ -1028,6 +1068,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/boxingOptimization/nullCheck.kt");
         }
 
+        @TestMetadata("progressions.kt")
+        public void testProgressions() throws Exception {
+            runTest("compiler/testData/codegen/box/boxingOptimization/progressions.kt");
+        }
+
         @TestMetadata("safeCallWithElvis.kt")
         public void testSafeCallWithElvis() throws Exception {
             runTest("compiler/testData/codegen/box/boxingOptimization/safeCallWithElvis.kt");
@@ -1946,6 +1991,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
                 runTest("compiler/testData/codegen/box/callableReference/function/innerConstructorFromTopLevelOneStringArg.kt");
             }
 
+            @TestMetadata("kt21787.kt")
+            public void testKt21787() throws Exception {
+                runTest("compiler/testData/codegen/box/callableReference/function/kt21787.kt");
+            }
+
             @TestMetadata("kt32462.kt")
             public void testKt32462() throws Exception {
                 runTest("compiler/testData/codegen/box/callableReference/function/kt32462.kt");
@@ -1986,6 +2036,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
                 runTest("compiler/testData/codegen/box/callableReference/function/privateClassMember.kt");
             }
 
+            @TestMetadata("sortListOfStrings.kt")
+            public void testSortListOfStrings() throws Exception {
+                runTest("compiler/testData/codegen/box/callableReference/function/sortListOfStrings.kt");
+            }
+
             @TestMetadata("specialCalls.kt")
             public void testSpecialCalls() throws Exception {
                 runTest("compiler/testData/codegen/box/callableReference/function/specialCalls.kt");
@@ -2470,11 +2525,21 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
                 runTest("compiler/testData/codegen/box/casts/mutableCollections/asWithMutable.kt");
             }
 
+            @TestMetadata("isWithMutable.kt")
+            public void testIsWithMutable() throws Exception {
+                runTest("compiler/testData/codegen/box/casts/mutableCollections/isWithMutable.kt");
+            }
+
             @TestMetadata("reifiedAsWithMutable.kt")
             public void testReifiedAsWithMutable() throws Exception {
                 runTest("compiler/testData/codegen/box/casts/mutableCollections/reifiedAsWithMutable.kt");
             }
 
+            @TestMetadata("reifiedIsWithMutable.kt")
+            public void testReifiedIsWithMutable() throws Exception {
+                runTest("compiler/testData/codegen/box/casts/mutableCollections/reifiedIsWithMutable.kt");
+            }
+
             @TestMetadata("reifiedSafeAsWithMutable.kt")
             public void testReifiedSafeAsWithMutable() throws Exception {
                 runTest("compiler/testData/codegen/box/casts/mutableCollections/reifiedSafeAsWithMutable.kt");
@@ -2652,6 +2717,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/classes/initializerBlock.kt");
         }
 
+        @TestMetadata("initializerBlockDImpl.kt")
+        public void testInitializerBlockDImpl() throws Exception {
+            runTest("compiler/testData/codegen/box/classes/initializerBlockDImpl.kt");
+        }
+
         @TestMetadata("initializerBlockResetToDefault.kt")
         public void testInitializerBlockResetToDefault() throws Exception {
             runTest("compiler/testData/codegen/box/classes/initializerBlockResetToDefault.kt");
@@ -2727,6 +2797,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/classes/kt1976.kt");
         }
 
+        @TestMetadata("kt1980.kt")
+        public void testKt1980() throws Exception {
+            runTest("compiler/testData/codegen/box/classes/kt1980.kt");
+        }
+
         @TestMetadata("kt2224.kt")
         public void testKt2224() throws Exception {
             runTest("compiler/testData/codegen/box/classes/kt2224.kt");
@@ -2742,6 +2817,16 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/classes/kt2390.kt");
         }
 
+        @TestMetadata("kt2391.kt")
+        public void testKt2391() throws Exception {
+            runTest("compiler/testData/codegen/box/classes/kt2391.kt");
+        }
+
+        @TestMetadata("kt2417.kt")
+        public void testKt2417() throws Exception {
+            runTest("compiler/testData/codegen/box/classes/kt2417.kt");
+        }
+
         @TestMetadata("kt2477.kt")
         public void testKt2477() throws Exception {
             runTest("compiler/testData/codegen/box/classes/kt2477.kt");
@@ -2822,6 +2907,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/classes/kt3414.kt");
         }
 
+        @TestMetadata("kt343.kt")
+        public void testKt343() throws Exception {
+            runTest("compiler/testData/codegen/box/classes/kt343.kt");
+        }
+
         @TestMetadata("kt3546.kt")
         public void testKt3546() throws Exception {
             runTest("compiler/testData/codegen/box/classes/kt3546.kt");
@@ -2867,6 +2957,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/classes/kt504.kt");
         }
 
+        @TestMetadata("kt508.kt")
+        public void testKt508() throws Exception {
+            runTest("compiler/testData/codegen/box/classes/kt508.kt");
+        }
+
         @TestMetadata("kt5347.kt")
         public void testKt5347() throws Exception {
             runTest("compiler/testData/codegen/box/classes/kt5347.kt");
@@ -2922,6 +3017,31 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/classes/outerThis.kt");
         }
 
+        @TestMetadata("overloadBinaryOperator.kt")
+        public void testOverloadBinaryOperator() throws Exception {
+            runTest("compiler/testData/codegen/box/classes/overloadBinaryOperator.kt");
+        }
+
+        @TestMetadata("overloadPlusAssign.kt")
+        public void testOverloadPlusAssign() throws Exception {
+            runTest("compiler/testData/codegen/box/classes/overloadPlusAssign.kt");
+        }
+
+        @TestMetadata("overloadPlusAssignReturn.kt")
+        public void testOverloadPlusAssignReturn() throws Exception {
+            runTest("compiler/testData/codegen/box/classes/overloadPlusAssignReturn.kt");
+        }
+
+        @TestMetadata("overloadPlusToPlusAssign.kt")
+        public void testOverloadPlusToPlusAssign() throws Exception {
+            runTest("compiler/testData/codegen/box/classes/overloadPlusToPlusAssign.kt");
+        }
+
+        @TestMetadata("overloadUnaryOperator.kt")
+        public void testOverloadUnaryOperator() throws Exception {
+            runTest("compiler/testData/codegen/box/classes/overloadUnaryOperator.kt");
+        }
+
         @TestMetadata("privateOuterFunctions.kt")
         public void testPrivateOuterFunctions() throws Exception {
             runTest("compiler/testData/codegen/box/classes/privateOuterFunctions.kt");
@@ -3544,6 +3664,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
                 runTest("compiler/testData/codegen/box/closures/closureInsideClosure/localFunInsideLocalFunDifferentSignatures.kt");
             }
 
+            @TestMetadata("propertyAndFunctionNameClash.kt")
+            public void testPropertyAndFunctionNameClash() throws Exception {
+                runTest("compiler/testData/codegen/box/closures/closureInsideClosure/propertyAndFunctionNameClash.kt");
+            }
+
             @TestMetadata("threeLevels.kt")
             public void testThreeLevels() throws Exception {
                 runTest("compiler/testData/codegen/box/closures/closureInsideClosure/threeLevels.kt");
@@ -3591,6 +3716,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/box/collections"), Pattern.compile("^([^_](.+))\\.kt$"), null, TargetBackend.WASM, true);
         }
 
+        @TestMetadata("inSetWithSmartCast.kt")
+        public void testInSetWithSmartCast() throws Exception {
+            runTest("compiler/testData/codegen/box/collections/inSetWithSmartCast.kt");
+        }
+
         @TestMetadata("inheritFromAbstractMutableListInt.kt")
         public void testInheritFromAbstractMutableListInt() throws Exception {
             runTest("compiler/testData/codegen/box/collections/inheritFromAbstractMutableListInt.kt");
@@ -3759,6 +3889,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/controlStructures/conditionOfEmptyIf.kt");
         }
 
+        @TestMetadata("continueInFor.kt")
+        public void testContinueInFor() throws Exception {
+            runTest("compiler/testData/codegen/box/controlStructures/continueInFor.kt");
+        }
+
         @TestMetadata("continueInForCondition.kt")
         public void testContinueInForCondition() throws Exception {
             runTest("compiler/testData/codegen/box/controlStructures/continueInForCondition.kt");
@@ -3774,6 +3909,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/controlStructures/continueInWhile.kt");
         }
 
+        @TestMetadata("continueToLabelInFor.kt")
+        public void testContinueToLabelInFor() throws Exception {
+            runTest("compiler/testData/codegen/box/controlStructures/continueToLabelInFor.kt");
+        }
+
         @TestMetadata("doWhile.kt")
         public void testDoWhile() throws Exception {
             runTest("compiler/testData/codegen/box/controlStructures/doWhile.kt");
@@ -3814,6 +3954,16 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/controlStructures/finallyOnEmptyReturn.kt");
         }
 
+        @TestMetadata("forArrayList.kt")
+        public void testForArrayList() throws Exception {
+            runTest("compiler/testData/codegen/box/controlStructures/forArrayList.kt");
+        }
+
+        @TestMetadata("forArrayListMultiDecl.kt")
+        public void testForArrayListMultiDecl() throws Exception {
+            runTest("compiler/testData/codegen/box/controlStructures/forArrayListMultiDecl.kt");
+        }
+
         @TestMetadata("forInCharSequenceMut.kt")
         public void testForInCharSequenceMut() throws Exception {
             runTest("compiler/testData/codegen/box/controlStructures/forInCharSequenceMut.kt");
@@ -4261,6 +4411,96 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             public void testAllFilesPresentInForInArrayWithIndex() throws Exception {
                 KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/box/controlStructures/forInArrayWithIndex"), Pattern.compile("^([^_](.+))\\.kt$"), null, TargetBackend.WASM, true);
             }
+
+            @TestMetadata("forInArrayOfPrimArrayWithIndex.kt")
+            public void testForInArrayOfPrimArrayWithIndex() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayOfPrimArrayWithIndex.kt");
+            }
+
+            @TestMetadata("forInArrayWithIndexBreakAndContinue.kt")
+            public void testForInArrayWithIndexBreakAndContinue() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexBreakAndContinue.kt");
+            }
+
+            @TestMetadata("forInArrayWithIndexNoElementVar.kt")
+            public void testForInArrayWithIndexNoElementVar() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexNoElementVar.kt");
+            }
+
+            @TestMetadata("forInArrayWithIndexNoIndexOrElementVar.kt")
+            public void testForInArrayWithIndexNoIndexOrElementVar() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexNoIndexOrElementVar.kt");
+            }
+
+            @TestMetadata("forInArrayWithIndexNoIndexVar.kt")
+            public void testForInArrayWithIndexNoIndexVar() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexNoIndexVar.kt");
+            }
+
+            @TestMetadata("forInArrayWithIndexNotDestructured.kt")
+            public void testForInArrayWithIndexNotDestructured() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexNotDestructured.kt");
+            }
+
+            @TestMetadata("forInArrayWithIndexWithExplicitlyTypedIndexVariable.kt")
+            public void testForInArrayWithIndexWithExplicitlyTypedIndexVariable() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInArrayWithIndexWithExplicitlyTypedIndexVariable.kt");
+            }
+
+            @TestMetadata("forInByteArrayWithIndex.kt")
+            public void testForInByteArrayWithIndex() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInByteArrayWithIndex.kt");
+            }
+
+            @TestMetadata("forInByteArrayWithIndexWithSmartCast.kt")
+            public void testForInByteArrayWithIndexWithSmartCast() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInByteArrayWithIndexWithSmartCast.kt");
+            }
+
+            @TestMetadata("forInEmptyArrayWithIndex.kt")
+            public void testForInEmptyArrayWithIndex() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInEmptyArrayWithIndex.kt");
+            }
+
+            @TestMetadata("forInGenericArrayOfIntsWithIndex.kt")
+            public void testForInGenericArrayOfIntsWithIndex() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInGenericArrayOfIntsWithIndex.kt");
+            }
+
+            @TestMetadata("forInGenericArrayOfIntsWithIndexWithSmartCast.kt")
+            public void testForInGenericArrayOfIntsWithIndexWithSmartCast() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInGenericArrayOfIntsWithIndexWithSmartCast.kt");
+            }
+
+            @TestMetadata("forInGenericArrayWithIndex.kt")
+            public void testForInGenericArrayWithIndex() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInGenericArrayWithIndex.kt");
+            }
+
+            @TestMetadata("forInIntArrayWithIndex.kt")
+            public void testForInIntArrayWithIndex() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInIntArrayWithIndex.kt");
+            }
+
+            @TestMetadata("forInIntArrayWithIndexWithSmartCast.kt")
+            public void testForInIntArrayWithIndexWithSmartCast() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInIntArrayWithIndexWithSmartCast.kt");
+            }
+
+            @TestMetadata("forInObjectArrayWithIndex.kt")
+            public void testForInObjectArrayWithIndex() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInObjectArrayWithIndex.kt");
+            }
+
+            @TestMetadata("forInShortArrayWithIndex.kt")
+            public void testForInShortArrayWithIndex() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInShortArrayWithIndex.kt");
+            }
+
+            @TestMetadata("forInShortArrayWithIndexWithSmartCast.kt")
+            public void testForInShortArrayWithIndexWithSmartCast() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInArrayWithIndex/forInShortArrayWithIndexWithSmartCast.kt");
+            }
         }
 
         @TestMetadata("compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex")
@@ -4275,10 +4515,70 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
                 KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex"), Pattern.compile("^([^_](.+))\\.kt$"), null, TargetBackend.WASM, true);
             }
 
+            @TestMetadata("forInCharSequenceTypeParameterWithIndex.kt")
+            public void testForInCharSequenceTypeParameterWithIndex() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceTypeParameterWithIndex.kt");
+            }
+
+            @TestMetadata("forInCharSequenceWithIndex.kt")
+            public void testForInCharSequenceWithIndex() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceWithIndex.kt");
+            }
+
+            @TestMetadata("forInCharSequenceWithIndexBreakAndContinue.kt")
+            public void testForInCharSequenceWithIndexBreakAndContinue() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceWithIndexBreakAndContinue.kt");
+            }
+
+            @TestMetadata("forInCharSequenceWithIndexCheckSideEffects.kt")
+            public void testForInCharSequenceWithIndexCheckSideEffects() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceWithIndexCheckSideEffects.kt");
+            }
+
+            @TestMetadata("forInCharSequenceWithIndexNoElementVarCheckSideEffects.kt")
+            public void testForInCharSequenceWithIndexNoElementVarCheckSideEffects() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceWithIndexNoElementVarCheckSideEffects.kt");
+            }
+
+            @TestMetadata("forInCharSequenceWithIndexNoIndexVarCheckSideEffects.kt")
+            public void testForInCharSequenceWithIndexNoIndexVarCheckSideEffects() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInCharSequenceWithIndexNoIndexVarCheckSideEffects.kt");
+            }
+
             @TestMetadata("forInEmptyStringWithIndex.kt")
             public void testForInEmptyStringWithIndex() throws Exception {
                 runTest("compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInEmptyStringWithIndex.kt");
             }
+
+            @TestMetadata("forInStringWithIndex.kt")
+            public void testForInStringWithIndex() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndex.kt");
+            }
+
+            @TestMetadata("forInStringWithIndexNoElementVar.kt")
+            public void testForInStringWithIndexNoElementVar() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndexNoElementVar.kt");
+            }
+
+            @TestMetadata("forInStringWithIndexNoIndexOrElementVar.kt")
+            public void testForInStringWithIndexNoIndexOrElementVar() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndexNoIndexOrElementVar.kt");
+            }
+
+            @TestMetadata("forInStringWithIndexNoIndexVar.kt")
+            public void testForInStringWithIndexNoIndexVar() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndexNoIndexVar.kt");
+            }
+
+            @TestMetadata("forInStringWithIndexNotDestructured.kt")
+            public void testForInStringWithIndexNotDestructured() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndexNotDestructured.kt");
+            }
+
+            @TestMetadata("forInStringWithIndexWithExplicitlyTypedIndexVariable.kt")
+            public void testForInStringWithIndexWithExplicitlyTypedIndexVariable() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInCharSequenceWithIndex/forInStringWithIndexWithExplicitlyTypedIndexVariable.kt");
+            }
         }
 
         @TestMetadata("compiler/testData/codegen/box/controlStructures/forInIterableWithIndex")
@@ -4292,6 +4592,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             public void testAllFilesPresentInForInIterableWithIndex() throws Exception {
                 KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/box/controlStructures/forInIterableWithIndex"), Pattern.compile("^([^_](.+))\\.kt$"), null, TargetBackend.WASM, true);
             }
+
+            @TestMetadata("forInEmptyListWithIndex.kt")
+            public void testForInEmptyListWithIndex() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInIterableWithIndex/forInEmptyListWithIndex.kt");
+            }
         }
 
         @TestMetadata("compiler/testData/codegen/box/controlStructures/forInSequenceWithIndex")
@@ -4305,6 +4610,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             public void testAllFilesPresentInForInSequenceWithIndex() throws Exception {
                 KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/box/controlStructures/forInSequenceWithIndex"), Pattern.compile("^([^_](.+))\\.kt$"), null, TargetBackend.WASM, true);
             }
+
+            @TestMetadata("forInEmptySequenceWithIndex.kt")
+            public void testForInEmptySequenceWithIndex() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/forInSequenceWithIndex/forInEmptySequenceWithIndex.kt");
+            }
         }
 
         @TestMetadata("compiler/testData/codegen/box/controlStructures/returnsNothing")
@@ -4492,6 +4802,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
                 runTest("compiler/testData/codegen/box/controlStructures/tryCatchInExpressions/tryAndContinue.kt");
             }
 
+            @TestMetadata("tryCatchAfterWhileTrue.kt")
+            public void testTryCatchAfterWhileTrue() throws Exception {
+                runTest("compiler/testData/codegen/box/controlStructures/tryCatchInExpressions/tryCatchAfterWhileTrue.kt");
+            }
+
             @TestMetadata("tryInsideCatch.kt")
             public void testTryInsideCatch() throws Exception {
                 runTest("compiler/testData/codegen/box/controlStructures/tryCatchInExpressions/tryInsideCatch.kt");
@@ -5549,6 +5864,16 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
                     runTest("compiler/testData/codegen/box/diagnostics/functions/tailRecursion/realIteratorFoldl.kt");
                 }
 
+                @TestMetadata("realStringEscape.kt")
+                public void testRealStringEscape() throws Exception {
+                    runTest("compiler/testData/codegen/box/diagnostics/functions/tailRecursion/realStringEscape.kt");
+                }
+
+                @TestMetadata("realStringRepeat.kt")
+                public void testRealStringRepeat() throws Exception {
+                    runTest("compiler/testData/codegen/box/diagnostics/functions/tailRecursion/realStringRepeat.kt");
+                }
+
                 @TestMetadata("recursiveCallInInlineLambda.kt")
                 public void testRecursiveCallInInlineLambda() throws Exception {
                     runTest("compiler/testData/codegen/box/diagnostics/functions/tailRecursion/recursiveCallInInlineLambda.kt");
@@ -5685,6 +6010,16 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/box/elvis"), Pattern.compile("^([^_](.+))\\.kt$"), null, TargetBackend.WASM, true);
         }
 
+        @TestMetadata("genericElvisWithMoreSpecificLHS.kt")
+        public void testGenericElvisWithMoreSpecificLHS() throws Exception {
+            runTest("compiler/testData/codegen/box/elvis/genericElvisWithMoreSpecificLHS.kt");
+        }
+
+        @TestMetadata("genericElvisWithNullLHS.kt")
+        public void testGenericElvisWithNullLHS() throws Exception {
+            runTest("compiler/testData/codegen/box/elvis/genericElvisWithNullLHS.kt");
+        }
+
         @TestMetadata("genericNull.kt")
         public void testGenericNull() throws Exception {
             runTest("compiler/testData/codegen/box/elvis/genericNull.kt");
@@ -6190,6 +6525,16 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/extensionFunctions/kt1776.kt");
         }
 
+        @TestMetadata("kt1953.kt")
+        public void testKt1953() throws Exception {
+            runTest("compiler/testData/codegen/box/extensionFunctions/kt1953.kt");
+        }
+
+        @TestMetadata("kt1953_class.kt")
+        public void testKt1953_class() throws Exception {
+            runTest("compiler/testData/codegen/box/extensionFunctions/kt1953_class.kt");
+        }
+
         @TestMetadata("kt23675.kt")
         public void testKt23675() throws Exception {
             runTest("compiler/testData/codegen/box/extensionFunctions/kt23675.kt");
@@ -6220,11 +6565,21 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/extensionFunctions/kt4228.kt");
         }
 
+        @TestMetadata("kt475.kt")
+        public void testKt475() throws Exception {
+            runTest("compiler/testData/codegen/box/extensionFunctions/kt475.kt");
+        }
+
         @TestMetadata("kt5467.kt")
         public void testKt5467() throws Exception {
             runTest("compiler/testData/codegen/box/extensionFunctions/kt5467.kt");
         }
 
+        @TestMetadata("kt865.kt")
+        public void testKt865() throws Exception {
+            runTest("compiler/testData/codegen/box/extensionFunctions/kt865.kt");
+        }
+
         @TestMetadata("memberExtensionEqualsHashCodeToStringInInterface.kt")
         public void testMemberExtensionEqualsHashCodeToStringInInterface() throws Exception {
             runTest("compiler/testData/codegen/box/extensionFunctions/memberExtensionEqualsHashCodeToStringInInterface.kt");
@@ -7472,6 +7827,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/increment/memberExtOnLong.kt");
         }
 
+        @TestMetadata("mutableListElement.kt")
+        public void testMutableListElement() throws Exception {
+            runTest("compiler/testData/codegen/box/increment/mutableListElement.kt");
+        }
+
         @TestMetadata("nullable.kt")
         public void testNullable() throws Exception {
             runTest("compiler/testData/codegen/box/increment/nullable.kt");
@@ -7672,6 +8032,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
                 KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/box/inference/builderInference"), Pattern.compile("^([^_](.+))\\.kt$"), null, TargetBackend.WASM, true);
             }
 
+            @TestMetadata("callableReferenceAndCoercionToUnit.kt")
+            public void testCallableReferenceAndCoercionToUnit() throws Exception {
+                runTest("compiler/testData/codegen/box/inference/builderInference/callableReferenceAndCoercionToUnit.kt");
+            }
+
             @TestMetadata("constraintsBetweenTwoStubVariables.kt")
             public void testConstraintsBetweenTwoStubVariables() throws Exception {
                 runTest("compiler/testData/codegen/box/inference/builderInference/constraintsBetweenTwoStubVariables.kt");
@@ -8054,6 +8419,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/inlineClasses/genericInlineClassSynthMembers.kt");
         }
 
+        @TestMetadata("genericVararg2ndConstructor.kt")
+        public void testGenericVararg2ndConstructor() throws Exception {
+            runTest("compiler/testData/codegen/box/inlineClasses/genericVararg2ndConstructor.kt");
+        }
+
         @TestMetadata("initBlock.kt")
         public void testInitBlock() throws Exception {
             runTest("compiler/testData/codegen/box/inlineClasses/initBlock.kt");
@@ -8409,6 +8779,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/inlineClasses/referToUnderlyingPropertyOfInlineClass.kt");
         }
 
+        @TestMetadata("removeInInlineCollectionOfInlineClassAsInt.kt")
+        public void testRemoveInInlineCollectionOfInlineClassAsInt() throws Exception {
+            runTest("compiler/testData/codegen/box/inlineClasses/removeInInlineCollectionOfInlineClassAsInt.kt");
+        }
+
         @TestMetadata("result.kt")
         public void testResult() throws Exception {
             runTest("compiler/testData/codegen/box/inlineClasses/result.kt");
@@ -8494,6 +8869,16 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/inlineClasses/unboxResultParameterWhenCapturingToCrossinlineLambda.kt");
         }
 
+        @TestMetadata("unboxValueFromPlatformType.kt")
+        public void testUnboxValueFromPlatformType() throws Exception {
+            runTest("compiler/testData/codegen/box/inlineClasses/unboxValueFromPlatformType.kt");
+        }
+
+        @TestMetadata("unboxValueOfAnyBeforeMethodInvocation.kt")
+        public void testUnboxValueOfAnyBeforeMethodInvocation() throws Exception {
+            runTest("compiler/testData/codegen/box/inlineClasses/unboxValueOfAnyBeforeMethodInvocation.kt");
+        }
+
         @TestMetadata("useInlineClassesInsideElvisOperator.kt")
         public void testUseInlineClassesInsideElvisOperator() throws Exception {
             runTest("compiler/testData/codegen/box/inlineClasses/useInlineClassesInsideElvisOperator.kt");
@@ -8629,6 +9014,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
                 runTest("compiler/testData/codegen/box/inlineClasses/boxReturnValueOnOverride/covariantOverrideErasedToPrimitive.kt");
             }
 
+            @TestMetadata("covariantOverrideListVsMutableList.kt")
+            public void testCovariantOverrideListVsMutableList() throws Exception {
+                runTest("compiler/testData/codegen/box/inlineClasses/boxReturnValueOnOverride/covariantOverrideListVsMutableList.kt");
+            }
+
             @TestMetadata("covariantOverrideUnrelatedInterfaces.kt")
             public void testCovariantOverrideUnrelatedInterfaces() throws Exception {
                 runTest("compiler/testData/codegen/box/inlineClasses/boxReturnValueOnOverride/covariantOverrideUnrelatedInterfaces.kt");
@@ -8654,6 +9044,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
                 runTest("compiler/testData/codegen/box/inlineClasses/boxReturnValueOnOverride/kt28483.kt");
             }
 
+            @TestMetadata("kt31585.kt")
+            public void testKt31585() throws Exception {
+                runTest("compiler/testData/codegen/box/inlineClasses/boxReturnValueOnOverride/kt31585.kt");
+            }
+
             @TestMetadata("overrideGenericWithInlineClass.kt")
             public void testOverrideGenericWithInlineClass() throws Exception {
                 runTest("compiler/testData/codegen/box/inlineClasses/boxReturnValueOnOverride/overrideGenericWithInlineClass.kt");
@@ -8938,6 +9333,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
                 runTest("compiler/testData/codegen/box/inlineClasses/contextsAndAccessors/kt26858.kt");
             }
 
+            @TestMetadata("kt27513.kt")
+            public void testKt27513() throws Exception {
+                runTest("compiler/testData/codegen/box/inlineClasses/contextsAndAccessors/kt27513.kt");
+            }
+
             @TestMetadata("kt30780.kt")
             public void testKt30780() throws Exception {
                 runTest("compiler/testData/codegen/box/inlineClasses/contextsAndAccessors/kt30780.kt");
@@ -9289,6 +9689,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
                 runTest("compiler/testData/codegen/box/inlineClasses/interfaceDelegation/interfaceImplementationByDelegation.kt");
             }
 
+            @TestMetadata("kt38337.kt")
+            public void testKt38337() throws Exception {
+                runTest("compiler/testData/codegen/box/inlineClasses/interfaceDelegation/kt38337.kt");
+            }
+
             @TestMetadata("memberExtValDelegationWithInlineClassParameterTypes.kt")
             public void testMemberExtValDelegationWithInlineClassParameterTypes() throws Exception {
                 runTest("compiler/testData/codegen/box/inlineClasses/interfaceDelegation/memberExtValDelegationWithInlineClassParameterTypes.kt");
@@ -10055,6 +10460,16 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/intrinsics/prefixIncDec.kt");
         }
 
+        @TestMetadata("rangeFromCollection.kt")
+        public void testRangeFromCollection() throws Exception {
+            runTest("compiler/testData/codegen/box/intrinsics/rangeFromCollection.kt");
+        }
+
+        @TestMetadata("stringFromCollection.kt")
+        public void testStringFromCollection() throws Exception {
+            runTest("compiler/testData/codegen/box/intrinsics/stringFromCollection.kt");
+        }
+
         @TestMetadata("throwableParamOrder.kt")
         public void testThrowableParamOrder() throws Exception {
             runTest("compiler/testData/codegen/box/intrinsics/throwableParamOrder.kt");
@@ -10473,6 +10888,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
                 KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/box/javaInterop/notNullAssertions"), Pattern.compile("^([^_](.+))\\.kt$"), null, TargetBackend.WASM, true);
             }
 
+            @TestMetadata("mapPut.kt")
+            public void testMapPut() throws Exception {
+                runTest("compiler/testData/codegen/box/javaInterop/notNullAssertions/mapPut.kt");
+            }
+
             @TestMetadata("compiler/testData/codegen/box/javaInterop/notNullAssertions/enhancedNullability")
             @TestDataPath("$PROJECT_ROOT")
             @RunWith(JUnit3RunnerWithInners.class)
@@ -10577,6 +10997,21 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
         public void testAllFilesPresentInJdk() throws Exception {
             KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/box/jdk"), Pattern.compile("^([^_](.+))\\.kt$"), null, TargetBackend.WASM, true);
         }
+
+        @TestMetadata("arrayList.kt")
+        public void testArrayList() throws Exception {
+            runTest("compiler/testData/codegen/box/jdk/arrayList.kt");
+        }
+
+        @TestMetadata("hashMap.kt")
+        public void testHashMap() throws Exception {
+            runTest("compiler/testData/codegen/box/jdk/hashMap.kt");
+        }
+
+        @TestMetadata("iteratingOverHashMap.kt")
+        public void testIteratingOverHashMap() throws Exception {
+            runTest("compiler/testData/codegen/box/jdk/iteratingOverHashMap.kt");
+        }
     }
 
     @TestMetadata("compiler/testData/codegen/box/jvm8")
@@ -11284,6 +11719,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/multiDecl/ComplexInitializer.kt");
         }
 
+        @TestMetadata("kt9828_hashMap.kt")
+        public void testKt9828_hashMap() throws Exception {
+            runTest("compiler/testData/codegen/box/multiDecl/kt9828_hashMap.kt");
+        }
+
         @TestMetadata("returnInElvis.kt")
         public void testReturnInElvis() throws Exception {
             runTest("compiler/testData/codegen/box/multiDecl/returnInElvis.kt");
@@ -11351,6 +11791,31 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
                 KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/box/multiDecl/forIterator"), Pattern.compile("^([^_](.+))\\.kt$"), null, TargetBackend.WASM, true);
             }
 
+            @TestMetadata("MultiDeclFor.kt")
+            public void testMultiDeclFor() throws Exception {
+                runTest("compiler/testData/codegen/box/multiDecl/forIterator/MultiDeclFor.kt");
+            }
+
+            @TestMetadata("MultiDeclForComponentExtensions.kt")
+            public void testMultiDeclForComponentExtensions() throws Exception {
+                runTest("compiler/testData/codegen/box/multiDecl/forIterator/MultiDeclForComponentExtensions.kt");
+            }
+
+            @TestMetadata("MultiDeclForComponentMemberExtensions.kt")
+            public void testMultiDeclForComponentMemberExtensions() throws Exception {
+                runTest("compiler/testData/codegen/box/multiDecl/forIterator/MultiDeclForComponentMemberExtensions.kt");
+            }
+
+            @TestMetadata("MultiDeclForComponentMemberExtensionsInExtensionFunction.kt")
+            public void testMultiDeclForComponentMemberExtensionsInExtensionFunction() throws Exception {
+                runTest("compiler/testData/codegen/box/multiDecl/forIterator/MultiDeclForComponentMemberExtensionsInExtensionFunction.kt");
+            }
+
+            @TestMetadata("MultiDeclForValCaptured.kt")
+            public void testMultiDeclForValCaptured() throws Exception {
+                runTest("compiler/testData/codegen/box/multiDecl/forIterator/MultiDeclForValCaptured.kt");
+            }
+
             @TestMetadata("compiler/testData/codegen/box/multiDecl/forIterator/longIterator")
             @TestDataPath("$PROJECT_ROOT")
             @RunWith(JUnit3RunnerWithInners.class)
@@ -11362,6 +11827,26 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
                 public void testAllFilesPresentInLongIterator() throws Exception {
                     KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/box/multiDecl/forIterator/longIterator"), Pattern.compile("^([^_](.+))\\.kt$"), null, TargetBackend.WASM, true);
                 }
+
+                @TestMetadata("MultiDeclForComponentExtensions.kt")
+                public void testMultiDeclForComponentExtensions() throws Exception {
+                    runTest("compiler/testData/codegen/box/multiDecl/forIterator/longIterator/MultiDeclForComponentExtensions.kt");
+                }
+
+                @TestMetadata("MultiDeclForComponentExtensionsValCaptured.kt")
+                public void testMultiDeclForComponentExtensionsValCaptured() throws Exception {
+                    runTest("compiler/testData/codegen/box/multiDecl/forIterator/longIterator/MultiDeclForComponentExtensionsValCaptured.kt");
+                }
+
+                @TestMetadata("MultiDeclForComponentMemberExtensions.kt")
+                public void testMultiDeclForComponentMemberExtensions() throws Exception {
+                    runTest("compiler/testData/codegen/box/multiDecl/forIterator/longIterator/MultiDeclForComponentMemberExtensions.kt");
+                }
+
+                @TestMetadata("MultiDeclForComponentMemberExtensionsInExtensionFunction.kt")
+                public void testMultiDeclForComponentMemberExtensionsInExtensionFunction() throws Exception {
+                    runTest("compiler/testData/codegen/box/multiDecl/forIterator/longIterator/MultiDeclForComponentMemberExtensionsInExtensionFunction.kt");
+                }
             }
         }
 
@@ -12181,6 +12666,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/objects/kt694.kt");
         }
 
+        @TestMetadata("localFunctionInObjectInitializer_kt4516.kt")
+        public void testLocalFunctionInObjectInitializer_kt4516() throws Exception {
+            runTest("compiler/testData/codegen/box/objects/localFunctionInObjectInitializer_kt4516.kt");
+        }
+
         @TestMetadata("methodOnObject.kt")
         public void testMethodOnObject() throws Exception {
             runTest("compiler/testData/codegen/box/objects/methodOnObject.kt");
@@ -12231,6 +12721,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/objects/objectLiteralInClosure.kt");
         }
 
+        @TestMetadata("objectVsClassInitialization_kt5291.kt")
+        public void testObjectVsClassInitialization_kt5291() throws Exception {
+            runTest("compiler/testData/codegen/box/objects/objectVsClassInitialization_kt5291.kt");
+        }
+
         @TestMetadata("objectWithSuperclass.kt")
         public void testObjectWithSuperclass() throws Exception {
             runTest("compiler/testData/codegen/box/objects/objectWithSuperclass.kt");
@@ -12633,6 +13128,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/operatorConventions/kt14201_2.kt");
         }
 
+        @TestMetadata("kt14227.kt")
+        public void testKt14227() throws Exception {
+            runTest("compiler/testData/codegen/box/operatorConventions/kt14227.kt");
+        }
+
         @TestMetadata("kt20387.kt")
         public void testKt20387() throws Exception {
             runTest("compiler/testData/codegen/box/operatorConventions/kt20387.kt");
@@ -12668,6 +13168,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/operatorConventions/overloadedSet.kt");
         }
 
+        @TestMetadata("plusAssignWithComplexRHS.kt")
+        public void testPlusAssignWithComplexRHS() throws Exception {
+            runTest("compiler/testData/codegen/box/operatorConventions/plusAssignWithComplexRHS.kt");
+        }
+
         @TestMetadata("plusExplicit.kt")
         public void testPlusExplicit() throws Exception {
             runTest("compiler/testData/codegen/box/operatorConventions/plusExplicit.kt");
@@ -12816,6 +13321,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
         public void testPrivateTopLevelPropAndVarInInner() throws Exception {
             runTest("compiler/testData/codegen/box/package/privateTopLevelPropAndVarInInner.kt");
         }
+
+        @TestMetadata("referenceWithTheSameNameAsPackage.kt")
+        public void testReferenceWithTheSameNameAsPackage() throws Exception {
+            runTest("compiler/testData/codegen/box/package/referenceWithTheSameNameAsPackage.kt");
+        }
     }
 
     @TestMetadata("compiler/testData/codegen/box/polymorphicSignature")
@@ -13969,6 +14479,21 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/ranges/forByteProgressionWithIntIncrement.kt");
         }
 
+        @TestMetadata("forInCharSequenceWithCustomIterator.kt")
+        public void testForInCharSequenceWithCustomIterator() throws Exception {
+            runTest("compiler/testData/codegen/box/ranges/forInCharSequenceWithCustomIterator.kt");
+        }
+
+        @TestMetadata("forInCharSequenceWithMultipleGetFunctions.kt")
+        public void testForInCharSequenceWithMultipleGetFunctions() throws Exception {
+            runTest("compiler/testData/codegen/box/ranges/forInCharSequenceWithMultipleGetFunctions.kt");
+        }
+
+        @TestMetadata("forInCustomCharSequence.kt")
+        public void testForInCustomCharSequence() throws Exception {
+            runTest("compiler/testData/codegen/box/ranges/forInCustomCharSequence.kt");
+        }
+
         @TestMetadata("forInDoubleRangeWithCustomIterator.kt")
         public void testForInDoubleRangeWithCustomIterator() throws Exception {
             runTest("compiler/testData/codegen/box/ranges/forInDoubleRangeWithCustomIterator.kt");
@@ -14024,6 +14549,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/ranges/kt37370a.kt");
         }
 
+        @TestMetadata("multiAssignmentIterationOverIntRange.kt")
+        public void testMultiAssignmentIterationOverIntRange() throws Exception {
+            runTest("compiler/testData/codegen/box/ranges/multiAssignmentIterationOverIntRange.kt");
+        }
+
         @TestMetadata("compiler/testData/codegen/box/ranges/contains")
         @TestDataPath("$PROJECT_ROOT")
         @RunWith(JUnit3RunnerWithInners.class)
@@ -14046,6 +14576,16 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
                 runTest("compiler/testData/codegen/box/ranges/contains/comparisonWithRangeBoundEliminated.kt");
             }
 
+            @TestMetadata("evaluationOrderForCollection.kt")
+            public void testEvaluationOrderForCollection() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/contains/evaluationOrderForCollection.kt");
+            }
+
+            @TestMetadata("evaluationOrderForComparableRange.kt")
+            public void testEvaluationOrderForComparableRange() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/contains/evaluationOrderForComparableRange.kt");
+            }
+
             @TestMetadata("genericCharInRangeLiteral.kt")
             public void testGenericCharInRangeLiteral() throws Exception {
                 runTest("compiler/testData/codegen/box/ranges/contains/genericCharInRangeLiteral.kt");
@@ -14081,6 +14621,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
                 runTest("compiler/testData/codegen/box/ranges/contains/inNonMatchingRange.kt");
             }
 
+            @TestMetadata("inPrimitiveProgression.kt")
+            public void testInPrimitiveProgression() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/contains/inPrimitiveProgression.kt");
+            }
+
             @TestMetadata("inPrimitiveRange.kt")
             public void testInPrimitiveRange() throws Exception {
                 runTest("compiler/testData/codegen/box/ranges/contains/inPrimitiveRange.kt");
@@ -14126,6 +14671,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
                 runTest("compiler/testData/codegen/box/ranges/contains/intInShortRangeWithPossibleOverflow.kt");
             }
 
+            @TestMetadata("kt20106.kt")
+            public void testKt20106() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/contains/kt20106.kt");
+            }
+
             @TestMetadata("longInLongRangeWithPossibleOverflow.kt")
             public void testLongInLongRangeWithPossibleOverflow() throws Exception {
                 runTest("compiler/testData/codegen/box/ranges/contains/longInLongRangeWithPossibleOverflow.kt");
@@ -14252,6 +14802,51 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
                 KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/box/ranges/evaluationOrder"), Pattern.compile("^([^_](.+))\\.kt$"), null, TargetBackend.WASM, true);
             }
 
+            @TestMetadata("forInDownTo.kt")
+            public void testForInDownTo() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/evaluationOrder/forInDownTo.kt");
+            }
+
+            @TestMetadata("forInDownToReversed.kt")
+            public void testForInDownToReversed() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/evaluationOrder/forInDownToReversed.kt");
+            }
+
+            @TestMetadata("forInDownToReversedReversed.kt")
+            public void testForInDownToReversedReversed() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/evaluationOrder/forInDownToReversedReversed.kt");
+            }
+
+            @TestMetadata("forInRangeLiteral.kt")
+            public void testForInRangeLiteral() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/evaluationOrder/forInRangeLiteral.kt");
+            }
+
+            @TestMetadata("forInRangeLiteralReversed.kt")
+            public void testForInRangeLiteralReversed() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/evaluationOrder/forInRangeLiteralReversed.kt");
+            }
+
+            @TestMetadata("forInRangeLiteralReversedReversed.kt")
+            public void testForInRangeLiteralReversedReversed() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/evaluationOrder/forInRangeLiteralReversedReversed.kt");
+            }
+
+            @TestMetadata("forInUntil.kt")
+            public void testForInUntil() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/evaluationOrder/forInUntil.kt");
+            }
+
+            @TestMetadata("forInUntilReversed.kt")
+            public void testForInUntilReversed() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/evaluationOrder/forInUntilReversed.kt");
+            }
+
+            @TestMetadata("forInUntilReversedReversed.kt")
+            public void testForInUntilReversedReversed() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/evaluationOrder/forInUntilReversedReversed.kt");
+            }
+
             @TestMetadata("compiler/testData/codegen/box/ranges/evaluationOrder/stepped")
             @TestDataPath("$PROJECT_ROOT")
             @RunWith(JUnit3RunnerWithInners.class)
@@ -14275,6 +14870,46 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
                     public void testAllFilesPresentInForInDownTo() throws Exception {
                         KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo"), Pattern.compile("^([^_](.+))\\.kt$"), null, TargetBackend.WASM, true);
                     }
+
+                    @TestMetadata("forInDownToReversedStep.kt")
+                    public void testForInDownToReversedStep() throws Exception {
+                        runTest("compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToReversedStep.kt");
+                    }
+
+                    @TestMetadata("forInDownToReversedStepReversed.kt")
+                    public void testForInDownToReversedStepReversed() throws Exception {
+                        runTest("compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToReversedStepReversed.kt");
+                    }
+
+                    @TestMetadata("forInDownToReversedStepReversedStep.kt")
+                    public void testForInDownToReversedStepReversedStep() throws Exception {
+                        runTest("compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToReversedStepReversedStep.kt");
+                    }
+
+                    @TestMetadata("forInDownToStep.kt")
+                    public void testForInDownToStep() throws Exception {
+                        runTest("compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToStep.kt");
+                    }
+
+                    @TestMetadata("forInDownToStepReversed.kt")
+                    public void testForInDownToStepReversed() throws Exception {
+                        runTest("compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToStepReversed.kt");
+                    }
+
+                    @TestMetadata("forInDownToStepReversedStep.kt")
+                    public void testForInDownToStepReversedStep() throws Exception {
+                        runTest("compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToStepReversedStep.kt");
+                    }
+
+                    @TestMetadata("forInDownToStepReversedStepReversed.kt")
+                    public void testForInDownToStepReversedStepReversed() throws Exception {
+                        runTest("compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToStepReversedStepReversed.kt");
+                    }
+
+                    @TestMetadata("forInDownToStepStep.kt")
+                    public void testForInDownToStepStep() throws Exception {
+                        runTest("compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInDownTo/forInDownToStepStep.kt");
+                    }
                 }
 
                 @TestMetadata("compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral")
@@ -14288,6 +14923,46 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
                     public void testAllFilesPresentInForInRangeLiteral() throws Exception {
                         KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral"), Pattern.compile("^([^_](.+))\\.kt$"), null, TargetBackend.WASM, true);
                     }
+
+                    @TestMetadata("forInRangeLiteralReversedStep.kt")
+                    public void testForInRangeLiteralReversedStep() throws Exception {
+                        runTest("compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralReversedStep.kt");
+                    }
+
+                    @TestMetadata("forInRangeLiteralReversedStepReversed.kt")
+                    public void testForInRangeLiteralReversedStepReversed() throws Exception {
+                        runTest("compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralReversedStepReversed.kt");
+                    }
+
+                    @TestMetadata("forInRangeLiteralReversedStepReversedStep.kt")
+                    public void testForInRangeLiteralReversedStepReversedStep() throws Exception {
+                        runTest("compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralReversedStepReversedStep.kt");
+                    }
+
+                    @TestMetadata("forInRangeLiteralStep.kt")
+                    public void testForInRangeLiteralStep() throws Exception {
+                        runTest("compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralStep.kt");
+                    }
+
+                    @TestMetadata("forInRangeLiteralStepReversed.kt")
+                    public void testForInRangeLiteralStepReversed() throws Exception {
+                        runTest("compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralStepReversed.kt");
+                    }
+
+                    @TestMetadata("forInRangeLiteralStepReversedStep.kt")
+                    public void testForInRangeLiteralStepReversedStep() throws Exception {
+                        runTest("compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralStepReversedStep.kt");
+                    }
+
+                    @TestMetadata("forInRangeLiteralStepReversedStepReversed.kt")
+                    public void testForInRangeLiteralStepReversedStepReversed() throws Exception {
+                        runTest("compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralStepReversedStepReversed.kt");
+                    }
+
+                    @TestMetadata("forInRangeLiteralStepStep.kt")
+                    public void testForInRangeLiteralStepStep() throws Exception {
+                        runTest("compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInRangeLiteral/forInRangeLiteralStepStep.kt");
+                    }
                 }
 
                 @TestMetadata("compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil")
@@ -14301,6 +14976,46 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
                     public void testAllFilesPresentInForInUntil() throws Exception {
                         KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil"), Pattern.compile("^([^_](.+))\\.kt$"), null, TargetBackend.WASM, true);
                     }
+
+                    @TestMetadata("forInUntilReversedStep.kt")
+                    public void testForInUntilReversedStep() throws Exception {
+                        runTest("compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilReversedStep.kt");
+                    }
+
+                    @TestMetadata("forInUntilReversedStepReversed.kt")
+                    public void testForInUntilReversedStepReversed() throws Exception {
+                        runTest("compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilReversedStepReversed.kt");
+                    }
+
+                    @TestMetadata("forInUntilReversedStepReversedStep.kt")
+                    public void testForInUntilReversedStepReversedStep() throws Exception {
+                        runTest("compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilReversedStepReversedStep.kt");
+                    }
+
+                    @TestMetadata("forInUntilStep.kt")
+                    public void testForInUntilStep() throws Exception {
+                        runTest("compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilStep.kt");
+                    }
+
+                    @TestMetadata("forInUntilStepReversed.kt")
+                    public void testForInUntilStepReversed() throws Exception {
+                        runTest("compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilStepReversed.kt");
+                    }
+
+                    @TestMetadata("forInUntilStepReversedStep.kt")
+                    public void testForInUntilStepReversedStep() throws Exception {
+                        runTest("compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilStepReversedStep.kt");
+                    }
+
+                    @TestMetadata("forInUntilStepReversedStepReversed.kt")
+                    public void testForInUntilStepReversedStepReversed() throws Exception {
+                        runTest("compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilStepReversedStepReversed.kt");
+                    }
+
+                    @TestMetadata("forInUntilStepStep.kt")
+                    public void testForInUntilStepStep() throws Exception {
+                        runTest("compiler/testData/codegen/box/ranges/evaluationOrder/stepped/forInUntil/forInUntilStepStep.kt");
+                    }
                 }
             }
         }
@@ -14496,6 +15211,76 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
                 KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/box/ranges/forInProgressionWithIndex"), Pattern.compile("^([^_](.+))\\.kt$"), null, TargetBackend.WASM, true);
             }
 
+            @TestMetadata("forInDownToWithIndex.kt")
+            public void testForInDownToWithIndex() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInDownToWithIndex.kt");
+            }
+
+            @TestMetadata("forInIndicesWithIndex.kt")
+            public void testForInIndicesWithIndex() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInIndicesWithIndex.kt");
+            }
+
+            @TestMetadata("forInRangeToWithIndex.kt")
+            public void testForInRangeToWithIndex() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInRangeToWithIndex.kt");
+            }
+
+            @TestMetadata("forInReversedStepWithIndex.kt")
+            public void testForInReversedStepWithIndex() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInReversedStepWithIndex.kt");
+            }
+
+            @TestMetadata("forInReversedWithIndex.kt")
+            public void testForInReversedWithIndex() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInReversedWithIndex.kt");
+            }
+
+            @TestMetadata("forInStepReversedWithIndex.kt")
+            public void testForInStepReversedWithIndex() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInStepReversedWithIndex.kt");
+            }
+
+            @TestMetadata("forInStepWithIndex.kt")
+            public void testForInStepWithIndex() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInStepWithIndex.kt");
+            }
+
+            @TestMetadata("forInUntilWithIndex.kt")
+            public void testForInUntilWithIndex() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInUntilWithIndex.kt");
+            }
+
+            @TestMetadata("forInWithIndexBreakAndContinue.kt")
+            public void testForInWithIndexBreakAndContinue() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexBreakAndContinue.kt");
+            }
+
+            @TestMetadata("forInWithIndexNoIndexOrElementVar.kt")
+            public void testForInWithIndexNoIndexOrElementVar() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexNoIndexOrElementVar.kt");
+            }
+
+            @TestMetadata("forInWithIndexNotDestructured.kt")
+            public void testForInWithIndexNotDestructured() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexNotDestructured.kt");
+            }
+
+            @TestMetadata("forInWithIndexReversed.kt")
+            public void testForInWithIndexReversed() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexReversed.kt");
+            }
+
+            @TestMetadata("forInWithIndexWithDestructuringInLoop.kt")
+            public void testForInWithIndexWithDestructuringInLoop() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexWithDestructuringInLoop.kt");
+            }
+
+            @TestMetadata("forInWithIndexWithIndex.kt")
+            public void testForInWithIndexWithIndex() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexWithIndex.kt");
+            }
+
             @TestMetadata("kt42909.kt")
             public void testKt42909() throws Exception {
                 runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/kt42909.kt");
@@ -15289,6 +16074,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/regressions/kt10934.kt");
         }
 
+        @TestMetadata("Kt1149.kt")
+        public void testKt1149() throws Exception {
+            runTest("compiler/testData/codegen/box/regressions/Kt1149.kt");
+        }
+
         @TestMetadata("kt13381.kt")
         public void testKt13381() throws Exception {
             runTest("compiler/testData/codegen/box/regressions/kt13381.kt");
@@ -15309,11 +16099,21 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/regressions/kt1528.kt");
         }
 
+        @TestMetadata("Kt1619Test.kt")
+        public void testKt1619Test() throws Exception {
+            runTest("compiler/testData/codegen/box/regressions/Kt1619Test.kt");
+        }
+
         @TestMetadata("kt1779.kt")
         public void testKt1779() throws Exception {
             runTest("compiler/testData/codegen/box/regressions/kt1779.kt");
         }
 
+        @TestMetadata("kt1800.kt")
+        public void testKt1800() throws Exception {
+            runTest("compiler/testData/codegen/box/regressions/kt1800.kt");
+        }
+
         @TestMetadata("kt1845.kt")
         public void testKt1845() throws Exception {
             runTest("compiler/testData/codegen/box/regressions/kt1845.kt");
@@ -15344,6 +16144,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/regressions/kt24913.kt");
         }
 
+        @TestMetadata("Kt2495Test.kt")
+        public void testKt2495Test() throws Exception {
+            runTest("compiler/testData/codegen/box/regressions/Kt2495Test.kt");
+        }
+
         @TestMetadata("kt2509.kt")
         public void testKt2509() throws Exception {
             runTest("compiler/testData/codegen/box/regressions/kt2509.kt");
@@ -15369,6 +16174,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/regressions/kt3421.kt");
         }
 
+        @TestMetadata("kt3442.kt")
+        public void testKt3442() throws Exception {
+            runTest("compiler/testData/codegen/box/regressions/kt3442.kt");
+        }
+
         @TestMetadata("kt3587.kt")
         public void testKt3587() throws Exception {
             runTest("compiler/testData/codegen/box/regressions/kt3587.kt");
@@ -15414,6 +16224,16 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/regressions/kt5786_privateWithDefault.kt");
         }
 
+        @TestMetadata("kt5953.kt")
+        public void testKt5953() throws Exception {
+            runTest("compiler/testData/codegen/box/regressions/kt5953.kt");
+        }
+
+        @TestMetadata("kt6153.kt")
+        public void testKt6153() throws Exception {
+            runTest("compiler/testData/codegen/box/regressions/kt6153.kt");
+        }
+
         @TestMetadata("kt6434_2.kt")
         public void testKt6434_2() throws Exception {
             runTest("compiler/testData/codegen/box/regressions/kt6434_2.kt");
@@ -15424,6 +16244,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/regressions/kt7401.kt");
         }
 
+        @TestMetadata("kt789.kt")
+        public void testKt789() throws Exception {
+            runTest("compiler/testData/codegen/box/regressions/kt789.kt");
+        }
+
         @TestMetadata("kt998.kt")
         public void testKt998() throws Exception {
             runTest("compiler/testData/codegen/box/regressions/kt998.kt");
@@ -15537,6 +16362,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/reified/sameIndexRecursive.kt");
         }
 
+        @TestMetadata("varargs.kt")
+        public void testVarargs() throws Exception {
+            runTest("compiler/testData/codegen/box/reified/varargs.kt");
+        }
+
         @TestMetadata("compiler/testData/codegen/box/reified/arraysReification")
         @TestDataPath("$PROJECT_ROOT")
         @RunWith(JUnit3RunnerWithInners.class)
@@ -16416,6 +17246,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/strings/singleConcatNullable.kt");
         }
 
+        @TestMetadata("stringPlusOnlyWorksOnString.kt")
+        public void testStringPlusOnlyWorksOnString() throws Exception {
+            runTest("compiler/testData/codegen/box/strings/stringPlusOnlyWorksOnString.kt");
+        }
+
         @TestMetadata("stringPlusOverride.kt")
         public void testStringPlusOverride() throws Exception {
             runTest("compiler/testData/codegen/box/strings/stringPlusOverride.kt");
@@ -16616,6 +17451,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
                 runTest("compiler/testData/codegen/box/super/superConstructor/kt17464_arrayOf.kt");
             }
 
+            @TestMetadata("kt17464_linkedMapOf.kt")
+            public void testKt17464_linkedMapOf() throws Exception {
+                runTest("compiler/testData/codegen/box/super/superConstructor/kt17464_linkedMapOf.kt");
+            }
+
             @TestMetadata("kt18356.kt")
             public void testKt18356() throws Exception {
                 runTest("compiler/testData/codegen/box/super/superConstructor/kt18356.kt");
@@ -17470,11 +18310,41 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/unsignedTypes/equalsImplForInlineClassWrappingNullableInlineClass.kt");
         }
 
+        @TestMetadata("forInUnsignedDownTo.kt")
+        public void testForInUnsignedDownTo() throws Exception {
+            runTest("compiler/testData/codegen/box/unsignedTypes/forInUnsignedDownTo.kt");
+        }
+
+        @TestMetadata("forInUnsignedProgression.kt")
+        public void testForInUnsignedProgression() throws Exception {
+            runTest("compiler/testData/codegen/box/unsignedTypes/forInUnsignedProgression.kt");
+        }
+
+        @TestMetadata("forInUnsignedRange.kt")
+        public void testForInUnsignedRange() throws Exception {
+            runTest("compiler/testData/codegen/box/unsignedTypes/forInUnsignedRange.kt");
+        }
+
+        @TestMetadata("forInUnsignedRangeLiteral.kt")
+        public void testForInUnsignedRangeLiteral() throws Exception {
+            runTest("compiler/testData/codegen/box/unsignedTypes/forInUnsignedRangeLiteral.kt");
+        }
+
         @TestMetadata("forInUnsignedRangeWithCoercion.kt")
         public void testForInUnsignedRangeWithCoercion() throws Exception {
             runTest("compiler/testData/codegen/box/unsignedTypes/forInUnsignedRangeWithCoercion.kt");
         }
 
+        @TestMetadata("forInUnsignedUntil.kt")
+        public void testForInUnsignedUntil() throws Exception {
+            runTest("compiler/testData/codegen/box/unsignedTypes/forInUnsignedUntil.kt");
+        }
+
+        @TestMetadata("inUnsignedDownTo.kt")
+        public void testInUnsignedDownTo() throws Exception {
+            runTest("compiler/testData/codegen/box/unsignedTypes/inUnsignedDownTo.kt");
+        }
+
         @TestMetadata("inUnsignedRange.kt")
         public void testInUnsignedRange() throws Exception {
             runTest("compiler/testData/codegen/box/unsignedTypes/inUnsignedRange.kt");
@@ -17639,11 +18509,21 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/vararg/kt1978.kt");
         }
 
+        @TestMetadata("kt37715.kt")
+        public void testKt37715() throws Exception {
+            runTest("compiler/testData/codegen/box/vararg/kt37715.kt");
+        }
+
         @TestMetadata("kt37779.kt")
         public void testKt37779() throws Exception {
             runTest("compiler/testData/codegen/box/vararg/kt37779.kt");
         }
 
+        @TestMetadata("kt581.kt")
+        public void testKt581() throws Exception {
+            runTest("compiler/testData/codegen/box/vararg/kt581.kt");
+        }
+
         @TestMetadata("kt6192.kt")
         public void testKt6192() throws Exception {
             runTest("compiler/testData/codegen/box/vararg/kt6192.kt");
@@ -17742,6 +18622,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/when/inferredTypeParameters.kt");
         }
 
+        @TestMetadata("is.kt")
+        public void testIs() throws Exception {
+            runTest("compiler/testData/codegen/box/when/is.kt");
+        }
+
         @TestMetadata("kt2457.kt")
         public void testKt2457() throws Exception {
             runTest("compiler/testData/codegen/box/when/kt2457.kt");
@@ -17767,6 +18652,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/when/kt5307.kt");
         }
 
+        @TestMetadata("kt5448.kt")
+        public void testKt5448() throws Exception {
+            runTest("compiler/testData/codegen/box/when/kt5448.kt");
+        }
+
         @TestMetadata("longInRange.kt")
         public void testLongInRange() throws Exception {
             runTest("compiler/testData/codegen/box/when/longInRange.kt");
@@ -17817,6 +18707,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/when/nullableWhen.kt");
         }
 
+        @TestMetadata("range.kt")
+        public void testRange() throws Exception {
+            runTest("compiler/testData/codegen/box/when/range.kt");
+        }
+
         @TestMetadata("sealedWhenInitialization.kt")
         public void testSealedWhenInitialization() throws Exception {
             runTest("compiler/testData/codegen/box/when/sealedWhenInitialization.kt");
@@ -17847,6 +18742,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/when/typeDisjunction.kt");
         }
 
+        @TestMetadata("whenArgumentIsEvaluatedOnlyOnce.kt")
+        public void testWhenArgumentIsEvaluatedOnlyOnce() throws Exception {
+            runTest("compiler/testData/codegen/box/when/whenArgumentIsEvaluatedOnlyOnce.kt");
+        }
+
         @TestMetadata("whenSafeCallSubjectEvaluatedOnce.kt")
         public void testWhenSafeCallSubjectEvaluatedOnce() throws Exception {
             runTest("compiler/testData/codegen/box/when/whenSafeCallSubjectEvaluatedOnce.kt");
diff --git a/kotlin-native/backend.native/build.gradle b/kotlin-native/backend.native/build.gradle
index 3c08c3c3b68..995f73939c4 100644
--- a/kotlin-native/backend.native/build.gradle
+++ b/kotlin-native/backend.native/build.gradle
@@ -153,7 +153,8 @@ final List<File> stdLibSrc = [
         interopRuntimeCommonSrc,
         project(':kotlin-native:Interop:Runtime').file('src/native/kotlin'),
         project(':kotlin-native:Interop:JsRuntime').file('src/main/kotlin'),
-        project(':kotlin-native:runtime').file('src/main/kotlin')
+        project(':kotlin-native:runtime').file('src/main/kotlin'),
+        project(":kotlin-stdlib-common").file('../native-wasm/src/')
 ]
 
 // These files are built before the 'dist' is complete,
diff --git a/kotlin-native/build.gradle b/kotlin-native/build.gradle
index 9e209e8cc5d..5368a6e5a30 100644
--- a/kotlin-native/build.gradle
+++ b/kotlin-native/build.gradle
@@ -212,6 +212,7 @@ task distNativeSources(type: Zip) {
     include('**/*.kt')
 
     from(project(':kotlin-native:runtime').file('src/main/kotlin'))
+    from(project(":kotlin-stdlib-common").file('../native-wasm/src/'))
     from(project(':kotlin-native:Interop:Runtime').file('src/main/kotlin'))
     from(project(':kotlin-native:Interop:Runtime').file('src/native/kotlin'))
     from(project(':kotlin-native:Interop:JsRuntime').file('src/main/kotlin')) {
diff --git a/kotlin-native/runtime/src/main/kotlin/kotlin/text/StringBuilderNative.kt b/kotlin-native/runtime/src/main/kotlin/kotlin/text/StringBuilderNative.kt
index 1a6b994e248..9ce74a59001 100644
--- a/kotlin-native/runtime/src/main/kotlin/kotlin/text/StringBuilderNative.kt
+++ b/kotlin-native/runtime/src/main/kotlin/kotlin/text/StringBuilderNative.kt
@@ -5,6 +5,8 @@
 
 package kotlin.text
 
+import kotlin.native.internal.GCUnsafeCall
+
 /** Appends [value] to this [StringBuilder], followed by a line feed character (`\n`). */
 @SinceKotlin("1.4")
 @kotlin.internal.InlineOnly
@@ -74,4 +76,10 @@ public fun StringBuilder.appendln(it: Any?): StringBuilder = appendLine(it)
 
 @DeprecatedSinceKotlin(warningSince = "1.4", errorSince = "1.6")
 @Deprecated("Use appendLine instead", ReplaceWith("appendLine()"))
-public fun StringBuilder.appendln(): StringBuilder = appendLine()
\ No newline at end of file
+public fun StringBuilder.appendln(): StringBuilder = appendLine()
+
+@GCUnsafeCall("Kotlin_StringBuilder_insertString")
+internal external fun insertString(array: CharArray, distIndex: Int, value: String, sourceIndex: Int, count: Int): Int
+
+@GCUnsafeCall("Kotlin_StringBuilder_insertInt")
+internal external fun insertInt(array: CharArray, start: Int, value: Int): Int
\ No newline at end of file
diff --git a/kotlin-native/runtime/src/main/kotlin/kotlin/collections/AbstractMutableCollection.kt b/libraries/stdlib/native-wasm/src/kotlin/collections/AbstractMutableCollection.kt
similarity index 100%
rename from kotlin-native/runtime/src/main/kotlin/kotlin/collections/AbstractMutableCollection.kt
rename to libraries/stdlib/native-wasm/src/kotlin/collections/AbstractMutableCollection.kt
diff --git a/kotlin-native/runtime/src/main/kotlin/kotlin/collections/AbstractMutableList.kt b/libraries/stdlib/native-wasm/src/kotlin/collections/AbstractMutableList.kt
similarity index 100%
rename from kotlin-native/runtime/src/main/kotlin/kotlin/collections/AbstractMutableList.kt
rename to libraries/stdlib/native-wasm/src/kotlin/collections/AbstractMutableList.kt
diff --git a/kotlin-native/runtime/src/main/kotlin/kotlin/collections/AbstractMutableMap.kt b/libraries/stdlib/native-wasm/src/kotlin/collections/AbstractMutableMap.kt
similarity index 100%
rename from kotlin-native/runtime/src/main/kotlin/kotlin/collections/AbstractMutableMap.kt
rename to libraries/stdlib/native-wasm/src/kotlin/collections/AbstractMutableMap.kt
diff --git a/kotlin-native/runtime/src/main/kotlin/kotlin/collections/AbstractMutableSet.kt b/libraries/stdlib/native-wasm/src/kotlin/collections/AbstractMutableSet.kt
similarity index 100%
rename from kotlin-native/runtime/src/main/kotlin/kotlin/collections/AbstractMutableSet.kt
rename to libraries/stdlib/native-wasm/src/kotlin/collections/AbstractMutableSet.kt
diff --git a/kotlin-native/runtime/src/main/kotlin/kotlin/collections/ArrayList.kt b/libraries/stdlib/native-wasm/src/kotlin/collections/ArrayList.kt
similarity index 100%
rename from kotlin-native/runtime/src/main/kotlin/kotlin/collections/ArrayList.kt
rename to libraries/stdlib/native-wasm/src/kotlin/collections/ArrayList.kt
diff --git a/kotlin-native/runtime/src/main/kotlin/kotlin/collections/ArraySorting.kt b/libraries/stdlib/native-wasm/src/kotlin/collections/ArraySorting.kt
similarity index 100%
rename from kotlin-native/runtime/src/main/kotlin/kotlin/collections/ArraySorting.kt
rename to libraries/stdlib/native-wasm/src/kotlin/collections/ArraySorting.kt
diff --git a/kotlin-native/runtime/src/main/kotlin/kotlin/collections/Arrays.kt b/libraries/stdlib/native-wasm/src/kotlin/collections/Arrays.kt
similarity index 100%
rename from kotlin-native/runtime/src/main/kotlin/kotlin/collections/Arrays.kt
rename to libraries/stdlib/native-wasm/src/kotlin/collections/Arrays.kt
diff --git a/kotlin-native/runtime/src/main/kotlin/kotlin/collections/Collection.kt b/libraries/stdlib/native-wasm/src/kotlin/collections/Collection.kt
similarity index 100%
rename from kotlin-native/runtime/src/main/kotlin/kotlin/collections/Collection.kt
rename to libraries/stdlib/native-wasm/src/kotlin/collections/Collection.kt
diff --git a/kotlin-native/runtime/src/main/kotlin/kotlin/collections/Collections.kt b/libraries/stdlib/native-wasm/src/kotlin/collections/Collections.kt
similarity index 100%
rename from kotlin-native/runtime/src/main/kotlin/kotlin/collections/Collections.kt
rename to libraries/stdlib/native-wasm/src/kotlin/collections/Collections.kt
diff --git a/kotlin-native/runtime/src/main/kotlin/kotlin/collections/HashMap.kt b/libraries/stdlib/native-wasm/src/kotlin/collections/HashMap.kt
similarity index 100%
rename from kotlin-native/runtime/src/main/kotlin/kotlin/collections/HashMap.kt
rename to libraries/stdlib/native-wasm/src/kotlin/collections/HashMap.kt
diff --git a/kotlin-native/runtime/src/main/kotlin/kotlin/collections/HashSet.kt b/libraries/stdlib/native-wasm/src/kotlin/collections/HashSet.kt
similarity index 100%
rename from kotlin-native/runtime/src/main/kotlin/kotlin/collections/HashSet.kt
rename to libraries/stdlib/native-wasm/src/kotlin/collections/HashSet.kt
diff --git a/kotlin-native/runtime/src/main/kotlin/kotlin/collections/Iterator.kt b/libraries/stdlib/native-wasm/src/kotlin/collections/Iterator.kt
similarity index 100%
rename from kotlin-native/runtime/src/main/kotlin/kotlin/collections/Iterator.kt
rename to libraries/stdlib/native-wasm/src/kotlin/collections/Iterator.kt
diff --git a/kotlin-native/runtime/src/main/kotlin/kotlin/collections/Iterators.kt b/libraries/stdlib/native-wasm/src/kotlin/collections/Iterators.kt
similarity index 100%
rename from kotlin-native/runtime/src/main/kotlin/kotlin/collections/Iterators.kt
rename to libraries/stdlib/native-wasm/src/kotlin/collections/Iterators.kt
diff --git a/kotlin-native/runtime/src/main/kotlin/kotlin/collections/List.kt b/libraries/stdlib/native-wasm/src/kotlin/collections/List.kt
similarity index 100%
rename from kotlin-native/runtime/src/main/kotlin/kotlin/collections/List.kt
rename to libraries/stdlib/native-wasm/src/kotlin/collections/List.kt
diff --git a/kotlin-native/runtime/src/main/kotlin/kotlin/collections/Map.kt b/libraries/stdlib/native-wasm/src/kotlin/collections/Map.kt
similarity index 100%
rename from kotlin-native/runtime/src/main/kotlin/kotlin/collections/Map.kt
rename to libraries/stdlib/native-wasm/src/kotlin/collections/Map.kt
diff --git a/kotlin-native/runtime/src/main/kotlin/kotlin/collections/Maps.kt b/libraries/stdlib/native-wasm/src/kotlin/collections/Maps.kt
similarity index 100%
rename from kotlin-native/runtime/src/main/kotlin/kotlin/collections/Maps.kt
rename to libraries/stdlib/native-wasm/src/kotlin/collections/Maps.kt
diff --git a/kotlin-native/runtime/src/main/kotlin/kotlin/collections/MutableCollections.kt b/libraries/stdlib/native-wasm/src/kotlin/collections/MutableCollections.kt
similarity index 100%
rename from kotlin-native/runtime/src/main/kotlin/kotlin/collections/MutableCollections.kt
rename to libraries/stdlib/native-wasm/src/kotlin/collections/MutableCollections.kt
diff --git a/kotlin-native/runtime/src/main/kotlin/kotlin/collections/RandomAccess.kt b/libraries/stdlib/native-wasm/src/kotlin/collections/RandomAccess.kt
similarity index 100%
rename from kotlin-native/runtime/src/main/kotlin/kotlin/collections/RandomAccess.kt
rename to libraries/stdlib/native-wasm/src/kotlin/collections/RandomAccess.kt
diff --git a/kotlin-native/runtime/src/main/kotlin/kotlin/collections/Set.kt b/libraries/stdlib/native-wasm/src/kotlin/collections/Set.kt
similarity index 100%
rename from kotlin-native/runtime/src/main/kotlin/kotlin/collections/Set.kt
rename to libraries/stdlib/native-wasm/src/kotlin/collections/Set.kt
diff --git a/kotlin-native/runtime/src/main/kotlin/kotlin/collections/Sets.kt b/libraries/stdlib/native-wasm/src/kotlin/collections/Sets.kt
similarity index 100%
rename from kotlin-native/runtime/src/main/kotlin/kotlin/collections/Sets.kt
rename to libraries/stdlib/native-wasm/src/kotlin/collections/Sets.kt
diff --git a/kotlin-native/runtime/src/main/kotlin/kotlin/text/StringBuilder.kt b/libraries/stdlib/native-wasm/src/kotlin/text/StringBuilder.kt
similarity index 99%
rename from kotlin-native/runtime/src/main/kotlin/kotlin/text/StringBuilder.kt
rename to libraries/stdlib/native-wasm/src/kotlin/text/StringBuilder.kt
index d44e12ab170..bd2bedf60e4 100644
--- a/kotlin-native/runtime/src/main/kotlin/kotlin/text/StringBuilder.kt
+++ b/libraries/stdlib/native-wasm/src/kotlin/text/StringBuilder.kt
@@ -5,8 +5,6 @@
 
 package kotlin.text
 
-import kotlin.native.internal.GCUnsafeCall
-
 /**
  * A mutable sequence of characters.
  *
@@ -806,13 +804,6 @@ public actual inline fun StringBuilder.insertRange(index: Int, value: CharSequen
 internal fun insertString(array: CharArray, start: Int, value: String): Int =
         insertString(array, start, value, 0, value.length)
 
-@GCUnsafeCall("Kotlin_StringBuilder_insertString")
-internal external fun insertString(array: CharArray, distIndex: Int, value: String, sourceIndex: Int, count: Int): Int
-
-@GCUnsafeCall("Kotlin_StringBuilder_insertInt")
-internal external fun insertInt(array: CharArray, start: Int, value: Int): Int
-
-
 // Method parameters renamings
 @Suppress("EXTENSION_SHADOWED_BY_MEMBER")
 @DeprecatedSinceKotlin(warningSince = "1.3", errorSince = "1.6")
diff --git a/libraries/stdlib/wasm/build.gradle.kts b/libraries/stdlib/wasm/build.gradle.kts
index 7d9801b9f2c..82d37c014e4 100644
--- a/libraries/stdlib/wasm/build.gradle.kts
+++ b/libraries/stdlib/wasm/build.gradle.kts
@@ -20,14 +20,16 @@ val builtInsSources by task<Sync> {
 
     val excluded = listOf(
         // JS-specific optimized version of emptyArray() already defined
-        "core/builtins/src/kotlin/ArrayIntrinsics.kt"
+        "ArrayIntrinsics.kt",
+        // Included with K/N collections
+        "Collections.kt", "Iterator.kt", "Iterators.kt"
     )
 
     sources.forEach { path ->
         from("$rootDir/$path") {
             into(path.dropLastWhile { it != '/' })
-            excluded.filter { it.startsWith(path) }.forEach {
-                exclude(it.substring(path.length))
+            excluded.forEach {
+                exclude(it)
             }
         }
     }
@@ -58,6 +60,7 @@ kotlin {
     sourceSets {
         val jsMain by getting {
             kotlin.srcDirs("builtins", "internal", "runtime", "src", "stubs")
+            kotlin.srcDirs("../native-wasm/")
             kotlin.srcDirs(files(builtInsSources.map { it.destinationDir }))
         }
 
diff --git a/libraries/stdlib/wasm/internal/kotlin/wasm/internal/WasmInstructions.kt b/libraries/stdlib/wasm/internal/kotlin/wasm/internal/WasmInstructions.kt
index b61109c9266..692474f9602 100644
--- a/libraries/stdlib/wasm/internal/kotlin/wasm/internal/WasmInstructions.kt
+++ b/libraries/stdlib/wasm/internal/kotlin/wasm/internal/WasmInstructions.kt
@@ -324,3 +324,9 @@ public external fun wasm_i32_clz(a: Int): Int
 
 @WasmOp(WasmOp.I64_CLZ)
 public external fun wasm_i64_clz(a: Long): Long
+
+@WasmOp(WasmOp.I64_POPCNT)
+public external fun wasm_i64_popcnt(a: Long): Long
+
+@WasmOp(WasmOp.I64_CTZ)
+public external fun wasm_i64_ctz(a: Long): Long
\ No newline at end of file
diff --git a/libraries/stdlib/wasm/src/kotlin/Exceptions.kt b/libraries/stdlib/wasm/src/kotlin/Exceptions.kt
index 82e33cbb565..9ad26c4090a 100644
--- a/libraries/stdlib/wasm/src/kotlin/Exceptions.kt
+++ b/libraries/stdlib/wasm/src/kotlin/Exceptions.kt
@@ -93,3 +93,8 @@ public actual open class UninitializedPropertyAccessException actual constructor
     actual constructor(cause: Throwable?) : this(null, cause)
 }
 
+public open class OutOfMemoryError : Error {
+    constructor() : super()
+    constructor(message: String?) : super(message)
+}
+
diff --git a/libraries/stdlib/wasm/src/kotlin/collections/AbstractMutableCollection.kt b/libraries/stdlib/wasm/src/kotlin/collections/AbstractMutableCollection.kt
deleted file mode 100644
index 4114e8b5193..00000000000
--- a/libraries/stdlib/wasm/src/kotlin/collections/AbstractMutableCollection.kt
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
- * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
- */
-
-package kotlin.collections
-
-/**
- * Provides a skeletal implementation of the [MutableCollection] interface.
- *
- * @param E the type of elements contained in the collection. The collection is invariant on its element type.
- */
-@SinceKotlin("1.3")
-public actual abstract class AbstractMutableCollection<E> : MutableCollection<E> {
-    actual protected constructor()
-
-    actual abstract override val size: Int
-    actual abstract override fun iterator(): MutableIterator<E>
-    actual abstract override fun add(element: E): Boolean
-
-    actual override fun isEmpty(): Boolean = TODO("Wasm stdlib: AbstractMutableCollection")
-    actual override fun contains(element: @UnsafeVariance E): Boolean = TODO("Wasm stdlib: AbstractMutableCollection")
-    actual override fun containsAll(elements: Collection<@UnsafeVariance E>): Boolean = TODO("Wasm stdlib: AbstractMutableCollection")
-
-
-    actual override fun addAll(elements: Collection<E>): Boolean = TODO("Wasm stdlib: AbstractMutableCollection")
-    actual override fun remove(element: E): Boolean = TODO("Wasm stdlib: AbstractMutableCollection")
-    actual override fun removeAll(elements: Collection<E>): Boolean = TODO("Wasm stdlib: AbstractMutableCollection")
-    actual override fun retainAll(elements: Collection<E>): Boolean = TODO("Wasm stdlib: AbstractMutableCollection")
-    actual override fun clear(): Unit = TODO("Wasm stdlib: AbstractMutableCollection")
-}
-
diff --git a/libraries/stdlib/wasm/src/kotlin/collections/AbstractMutableList.kt b/libraries/stdlib/wasm/src/kotlin/collections/AbstractMutableList.kt
deleted file mode 100644
index f2ba41d66c5..00000000000
--- a/libraries/stdlib/wasm/src/kotlin/collections/AbstractMutableList.kt
+++ /dev/null
@@ -1,45 +0,0 @@
-/*
- * Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
- * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
- */
-
-package kotlin.collections
-
-/**
- * Provides a skeletal implementation of the [MutableList] interface.
- *
- * @param E the type of elements contained in the list. The list is invariant on its element type.
- */
-public actual abstract class AbstractMutableList<E> : MutableList<E> {
-    actual protected constructor()
-
-    // From List
-
-    actual override fun isEmpty(): Boolean = TODO("Wasm stdlib: AbstractMutableList")
-    actual override fun contains(element: @UnsafeVariance E): Boolean = TODO("Wasm stdlib: AbstractMutableList")
-    actual override fun containsAll(elements: Collection<@UnsafeVariance E>): Boolean = TODO("Wasm stdlib: AbstractMutableList")
-    actual override fun indexOf(element: @UnsafeVariance E): Int = TODO("Wasm stdlib: AbstractMutableList")
-    actual override fun lastIndexOf(element: @UnsafeVariance E): Int = TODO("Wasm stdlib: AbstractMutableList")
-
-    // From MutableCollection
-
-    actual override fun iterator(): MutableIterator<E> = TODO("Wasm stdlib: AbstractMutableList")
-
-    // From MutableList
-
-    /**
-     * Adds the specified element to the end of this list.
-     *
-     * @return `true` because the list is always modified as the result of this operation.
-     */
-    actual override fun add(element: E): Boolean = TODO("Wasm stdlib: AbstractMutableList")
-    actual override fun remove(element: E): Boolean = TODO("Wasm stdlib: AbstractMutableList")
-    actual override fun addAll(elements: Collection<E>): Boolean = TODO("Wasm stdlib: AbstractMutableList")
-    actual override fun addAll(index: Int, elements: Collection<E>): Boolean = TODO("Wasm stdlib: AbstractMutableList")
-    actual override fun removeAll(elements: Collection<E>): Boolean = TODO("Wasm stdlib: AbstractMutableList")
-    actual override fun retainAll(elements: Collection<E>): Boolean = TODO("Wasm stdlib: AbstractMutableList")
-    actual override fun clear() { TODO("Wasm stdlib: AbstractMutableList") }
-    actual override fun listIterator(): MutableListIterator<E> = TODO("Wasm stdlib: AbstractMutableList")
-    actual override fun listIterator(index: Int): MutableListIterator<E> = TODO("Wasm stdlib: AbstractMutableList")
-    actual override fun subList(fromIndex: Int, toIndex: Int): MutableList<E> = TODO("Wasm stdlib: AbstractMutableList")
-}
\ No newline at end of file
diff --git a/libraries/stdlib/wasm/src/kotlin/collections/AbstractMutableMap.kt b/libraries/stdlib/wasm/src/kotlin/collections/AbstractMutableMap.kt
deleted file mode 100644
index 31fb824b2a8..00000000000
--- a/libraries/stdlib/wasm/src/kotlin/collections/AbstractMutableMap.kt
+++ /dev/null
@@ -1,42 +0,0 @@
-/*
- * Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
- * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
- */
-
-package kotlin.collections
-
-/**
- * Provides a skeletal implementation of the [MutableMap] interface.
- *
- * The implementor is required to implement [entries] property, which should return mutable set of map entries, and [put] function.
- *
- * @param K the type of map keys. The map is invariant on its key type.
- * @param V the type of map values. The map is invariant on its value type.
- */
-@SinceKotlin("1.3")
-public actual abstract class AbstractMutableMap<K, V> : MutableMap<K, V> {
-    actual protected constructor()
-
-    /**
-     * Associates the specified [value] with the specified [key] in the map.
-     *
-     * This method is redeclared as abstract, because it's not implemented in the base class,
-     * so it must be always overridden in the concrete mutable collection implementation.
-     *
-     * @return the previous value associated with the key, or `null` if the key was not present in the map.
-     */
-    abstract actual override fun put(key: K, value: V): V?
-
-    abstract actual override val entries: MutableSet<MutableMap.MutableEntry<K, V>>
-
-    actual override val keys: MutableSet<K> = TODO("Wasm stdlib: AbstractMutableMap")
-    actual override val size: Int = TODO("Wasm stdlib: AbstractMutableMap")
-    actual override val values: MutableCollection<V> = TODO("Wasm stdlib: AbstractMutableMap")
-    actual override fun clear() { TODO("Wasm stdlib: AbstractMutableMap") }
-    actual override fun containsKey(key: K): Boolean = TODO("Wasm stdlib: AbstractMutableMap")
-    actual override fun containsValue(value: V): Boolean = TODO("Wasm stdlib: AbstractMutableMap")
-    actual override fun get(key: K): V? = TODO("Wasm stdlib: AbstractMutableMap")
-    actual override fun isEmpty(): Boolean = TODO("Wasm stdlib: AbstractMutableMap")
-    actual override fun putAll(from: Map<out K, V>) { TODO("Wasm stdlib: AbstractMutableMap") }
-    actual override fun remove(key: K): V? = TODO("Wasm stdlib: AbstractMutableMap")
-}
\ No newline at end of file
diff --git a/libraries/stdlib/wasm/src/kotlin/collections/AbstractMutableSet.kt b/libraries/stdlib/wasm/src/kotlin/collections/AbstractMutableSet.kt
deleted file mode 100644
index 1db74638914..00000000000
--- a/libraries/stdlib/wasm/src/kotlin/collections/AbstractMutableSet.kt
+++ /dev/null
@@ -1,31 +0,0 @@
-/*
- * Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
- * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
- */
-
-package kotlin.collections
-
-/**
- * Provides a skeletal implementation of the [MutableSet] interface.
- *
- * @param E the type of elements contained in the set. The set is invariant on its element type.
- */
-@SinceKotlin("1.3")
-public actual abstract class AbstractMutableSet<E> : MutableSet<E> {
-    actual protected constructor()
-
-    actual abstract override val size: Int
-    actual abstract override fun iterator(): MutableIterator<E>
-    actual abstract override fun add(element: E): Boolean
-
-    actual override fun isEmpty(): Boolean = TODO("Wasm stdlib: AbstractMutableSet")
-    actual override fun contains(element: @UnsafeVariance E): Boolean = TODO("Wasm stdlib: AbstractMutableSet")
-    actual override fun containsAll(elements: Collection<@UnsafeVariance E>): Boolean = TODO("Wasm stdlib: AbstractMutableSet")
-
-
-    actual override fun addAll(elements: Collection<E>): Boolean = TODO("Wasm stdlib: AbstractMutableSet")
-    actual override fun remove(element: E): Boolean = TODO("Wasm stdlib: AbstractMutableSet")
-    actual override fun removeAll(elements: Collection<E>): Boolean = TODO("Wasm stdlib: AbstractMutableSet")
-    actual override fun retainAll(elements: Collection<E>): Boolean = TODO("Wasm stdlib: AbstractMutableSet")
-    actual override fun clear() { TODO("Wasm stdlib: AbstractMutableSet") }
-}
\ No newline at end of file
diff --git a/libraries/stdlib/wasm/src/kotlin/collections/ArrayList.kt b/libraries/stdlib/wasm/src/kotlin/collections/ArrayList.kt
deleted file mode 100644
index df2a7816202..00000000000
--- a/libraries/stdlib/wasm/src/kotlin/collections/ArrayList.kt
+++ /dev/null
@@ -1,45 +0,0 @@
-/*
- * Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
- * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
- */
-
-package kotlin.collections
-
-actual open class ArrayList<E> : MutableList<E>, RandomAccess {
-    actual constructor() { TODO("Wasm stdlib: ArrayList") }
-    actual constructor(initialCapacity: Int) { TODO("Wasm stdlib: ArrayList") }
-    actual constructor(elements: Collection<E>) { TODO("Wasm stdlib: ArrayList") }
-
-    actual fun trimToSize() { TODO("Wasm stdlib: ArrayList") }
-    actual fun ensureCapacity(minCapacity: Int) { TODO("Wasm stdlib: ArrayList") }
-
-    // From List
-
-    actual override val size: Int = TODO("Wasm stdlib: ArrayList")
-    actual override fun isEmpty(): Boolean = TODO("Wasm stdlib: ArrayList")
-    actual override fun contains(element: @UnsafeVariance E): Boolean = TODO("Wasm stdlib: ArrayList")
-    actual override fun containsAll(elements: Collection<@UnsafeVariance E>): Boolean = TODO("Wasm stdlib: ArrayList")
-    actual override operator fun get(index: Int): E = TODO("Wasm stdlib: ArrayList")
-    actual override fun indexOf(element: @UnsafeVariance E): Int = TODO("Wasm stdlib: ArrayList")
-    actual override fun lastIndexOf(element: @UnsafeVariance E): Int = TODO("Wasm stdlib: ArrayList")
-
-    // From MutableCollection
-
-    actual override fun iterator(): MutableIterator<E> = TODO("Wasm stdlib: ArrayList")
-
-    // From MutableList
-
-    actual override fun add(element: E): Boolean = TODO("Wasm stdlib: ArrayList")
-    actual override fun remove(element: E): Boolean = TODO("Wasm stdlib: ArrayList")
-    actual override fun addAll(elements: Collection<E>): Boolean = TODO("Wasm stdlib: ArrayList")
-    actual override fun addAll(index: Int, elements: Collection<E>): Boolean = TODO("Wasm stdlib: ArrayList")
-    actual override fun removeAll(elements: Collection<E>): Boolean = TODO("Wasm stdlib: ArrayList")
-    actual override fun retainAll(elements: Collection<E>): Boolean = TODO("Wasm stdlib: ArrayList")
-    actual override fun clear() { TODO("Wasm stdlib: ArrayList") }
-    actual override operator fun set(index: Int, element: E): E = TODO("Wasm stdlib: ArrayList")
-    actual override fun add(index: Int, element: E) { TODO("Wasm stdlib: ArrayList") }
-    actual override fun removeAt(index: Int): E = TODO("Wasm stdlib: ArrayList")
-    actual override fun listIterator(): MutableListIterator<E> = TODO("Wasm stdlib: ArrayList")
-    actual override fun listIterator(index: Int): MutableListIterator<E> = TODO("Wasm stdlib: ArrayList")
-    actual override fun subList(fromIndex: Int, toIndex: Int): MutableList<E> = TODO("Wasm stdlib: ArrayList")
-}
\ No newline at end of file
diff --git a/libraries/stdlib/wasm/src/kotlin/collections/Arrays.kt b/libraries/stdlib/wasm/src/kotlin/collections/Arrays.kt
deleted file mode 100644
index f9c4e90b0e6..00000000000
--- a/libraries/stdlib/wasm/src/kotlin/collections/Arrays.kt
+++ /dev/null
@@ -1,105 +0,0 @@
-/*
- * Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
- * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
- */
-
-package kotlin.collections
-
-import kotlin.internal.PureReifiable
-
-// Array Utils copied from K/N
-
-internal fun checkCopyOfRangeArguments(fromIndex: Int, toIndex: Int, size: Int) {
-    if (toIndex > size)
-        throw IndexOutOfBoundsException("toIndex ($toIndex) is greater than size ($size).")
-    if (fromIndex > toIndex)
-        throw IllegalArgumentException("fromIndex ($fromIndex) is greater than toIndex ($toIndex).")
-}
-
-
-// TODO: internal
-/**
- * Returns a string representation of the contents of the subarray of the specified array as if it is [List].
- */
-@SinceKotlin("1.1")
-@kotlin.internal.InlineOnly
-public inline fun <T> Array<out T>.subarrayContentToString(offset: Int, length: Int): String {
-    val sb = StringBuilder(2 + length * 3)
-    sb.append("[")
-    var i = 0
-    while (i < length) {
-        if (i > 0) sb.append(", ")
-        sb.append(this[offset + i])
-        i++
-    }
-    sb.append("]")
-    return sb.toString()
-}
-
-
-/**
- * Returns a hash code based on the contents of this array as if it is [List].
- * Nested arrays are treated as lists too.
- *
- * If any of arrays contains itself on any nesting level the behavior is undefined.
- */
-@SinceKotlin("1.1")
-@UseExperimental(ExperimentalUnsignedTypes::class)
-internal fun <T> Array<out T>?.contentDeepHashCodeImpl(): Int {
-    if (this == null) return 0
-    var result = 1
-    for (element in this) {
-        val elementHash = when (element) {
-            null            -> 0
-
-            is Array<*>     -> element.contentDeepHashCode()
-
-            is ByteArray    -> element.contentHashCode()
-            is ShortArray   -> element.contentHashCode()
-            is IntArray     -> element.contentHashCode()
-            is LongArray    -> element.contentHashCode()
-            is FloatArray   -> element.contentHashCode()
-            is DoubleArray  -> element.contentHashCode()
-            is CharArray    -> element.contentHashCode()
-            is BooleanArray -> element.contentHashCode()
-
-            is UByteArray   -> element.contentHashCode()
-            is UShortArray  -> element.contentHashCode()
-            is UIntArray    -> element.contentHashCode()
-            is ULongArray   -> element.contentHashCode()
-
-            else            -> element.hashCode()
-        }
-
-        result = 31 * result + elementHash
-    }
-    return result
-}
-
-@Suppress("UNCHECKED_CAST")
-internal actual fun <T> arrayOfNulls(reference: Array<T>, size: Int): Array<T> = arrayOfNulls<Any>(size) as Array<T>
-
-internal actual fun copyToArrayImpl(collection: Collection<*>): Array<Any?> {
-    val array = Array<Any?>(collection.size)
-    val iterator = collection.iterator()
-    var index = 0
-    while (iterator.hasNext())
-        array[index++] = iterator.next()
-    return array
-}
-
-@Suppress("UNCHECKED_CAST")
-internal actual fun <T> copyToArrayImpl(collection: Collection<*>, array: Array<T>): Array<T> {
-    if (array.size < collection.size)
-        return copyToArrayImpl(collection) as Array<T>
-
-    val iterator = collection.iterator()
-    var index = 0
-    while (iterator.hasNext()) {
-        array[index++] = iterator.next() as T
-    }
-    if (index < array.size) {
-        return array.copyOf(index) as Array<T>
-    }
-    return array
-}
diff --git a/libraries/stdlib/wasm/src/kotlin/collections/Collections.kt b/libraries/stdlib/wasm/src/kotlin/collections/Collections.kt
deleted file mode 100644
index 3adb7eafd81..00000000000
--- a/libraries/stdlib/wasm/src/kotlin/collections/Collections.kt
+++ /dev/null
@@ -1,107 +0,0 @@
-/*
- * Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
- * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
- */
-
-package kotlin.collections
-
-actual interface RandomAccess
-
-/** Returns the array if it's not `null`, or an empty array otherwise. */
-actual inline fun <reified T> Array<out T>?.orEmpty(): Array<out T> = this ?: emptyArray<T>()
-
-
-public actual inline fun <reified T> Collection<T>.toTypedArray(): Array<T> {
-    val result = arrayOfNulls<T>(size)
-    var index = 0
-    for (element in this) result[index++] = element
-    @Suppress("UNCHECKED_CAST")
-    return result as Array<T>
-}
-
-@SinceKotlin("1.2")
-actual fun <T> MutableList<T>.fill(value: T): Unit = TODO("Wasm stdlib: Collections")
-
-@SinceKotlin("1.2")
-actual fun <T> MutableList<T>.shuffle(): Unit = TODO("Wasm stdlib: Collections")
-
-@SinceKotlin("1.2")
-actual fun <T> Iterable<T>.shuffled(): List<T> = TODO("Wasm stdlib: Collections")
-
-actual fun <T : Comparable<T>> MutableList<T>.sort(): Unit = TODO("Wasm stdlib: Collections")
-actual fun <T> MutableList<T>.sortWith(comparator: Comparator<in T>): Unit = TODO("Wasm stdlib: Collections")
-
-
-// from Grouping.kt
-public actual fun <T, K> Grouping<T, K>.eachCount(): Map<K, Int> = TODO("Wasm stdlib: Collections")
-// public actual inline fun <T, K> Grouping<T, K>.eachSumOf(valueSelector: (T) -> Int): Map<K, Int>
-
-internal actual fun <K, V> Map<K, V>.toSingletonMapOrSelf(): Map<K, V> = TODO("Wasm stdlib: Collections")
-internal actual fun <K, V> Map<out K, V>.toSingletonMap(): Map<K, V> = TODO("Wasm stdlib: Collections")
-internal actual fun <T> Array<out T>.copyToArrayOfAny(isVarargs: Boolean): Array<out Any?> = TODO("Wasm stdlib: Collections")
-
-@PublishedApi
-@SinceKotlin("1.3")
-internal actual fun checkIndexOverflow(index: Int): Int = TODO("Wasm stdlib: Collections")
-
-@PublishedApi
-@SinceKotlin("1.3")
-internal actual fun checkCountOverflow(count: Int): Int = TODO("Wasm stdlib: Collections")
-
-@PublishedApi
-@SinceKotlin("1.3")
-@kotlin.internal.InlineOnly
-internal actual inline fun <E> buildListInternal(builderAction: MutableList<E>.() -> Unit): List<E> {
-    return TODO("Wasm stdlib: Collections")
-}
-
-@PublishedApi
-@SinceKotlin("1.3")
-@kotlin.internal.InlineOnly
-internal actual inline fun <E> buildListInternal(capacity: Int, builderAction: MutableList<E>.() -> Unit): List<E> {
-    checkBuilderCapacity(capacity)
-    return TODO("Wasm stdlib: Collections")
-}
-
-
-/**
- * Returns an immutable set containing only the specified object [element].
- */
-public fun <T> setOf(element: T): Set<T> = hashSetOf(element)
-
-@PublishedApi
-@SinceKotlin("1.3")
-@kotlin.internal.InlineOnly
-internal actual inline fun <E> buildSetInternal(builderAction: MutableSet<E>.() -> Unit): Set<E> {
-    return TODO("Wasm stdlib: Collections")
-}
-
-@PublishedApi
-@SinceKotlin("1.3")
-@kotlin.internal.InlineOnly
-internal actual inline fun <E> buildSetInternal(capacity: Int, builderAction: MutableSet<E>.() -> Unit): Set<E> {
-    return TODO("Wasm stdlib: Collections")
-}
-
-
-/**
- * Returns an immutable map, mapping only the specified key to the
- * specified value.
- */
-public fun <K, V> mapOf(pair: Pair<K, V>): Map<K, V> = hashMapOf(pair)
-
-@PublishedApi
-@SinceKotlin("1.3")
-@kotlin.internal.InlineOnly
-internal actual inline fun <K, V> buildMapInternal(builderAction: MutableMap<K, V>.() -> Unit): Map<K, V> {
-    return TODO("Wasm stdlib: Collections")
-}
-
-@PublishedApi
-@SinceKotlin("1.3")
-@kotlin.internal.InlineOnly
-internal actual inline fun <K, V> buildMapInternal(capacity: Int, builderAction: MutableMap<K, V>.() -> Unit): Map<K, V> {
-    return TODO("Wasm stdlib: Collections")
-}
-
-internal actual fun brittleContainsOptimizationEnabled(): Boolean = false
\ No newline at end of file
diff --git a/libraries/stdlib/wasm/src/kotlin/collections/HashMap.kt b/libraries/stdlib/wasm/src/kotlin/collections/HashMap.kt
deleted file mode 100644
index 10add08b1fe..00000000000
--- a/libraries/stdlib/wasm/src/kotlin/collections/HashMap.kt
+++ /dev/null
@@ -1,31 +0,0 @@
-/*
- * Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
- * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
- */
-
-package kotlin.collections
-
-actual open class HashMap<K, V> : MutableMap<K, V> {
-    actual constructor() { TODO("Wasm stdlib: HashMap") }
-    actual constructor(initialCapacity: Int) { TODO("Wasm stdlib: HashMap") }
-    actual constructor(initialCapacity: Int, loadFactor: Float) { TODO("Wasm stdlib: HashMap") }
-    actual constructor(original: Map<out K, V>) { TODO("Wasm stdlib: HashMap") }
-
-    // From Map
-
-    actual override val size: Int = TODO("Wasm stdlib: HashMap")
-    actual override fun isEmpty(): Boolean = TODO("Wasm stdlib: HashMap")
-    actual override fun containsKey(key: K): Boolean = TODO("Wasm stdlib: HashMap")
-    actual override fun containsValue(value: @UnsafeVariance V): Boolean = TODO("Wasm stdlib: HashMap")
-    actual override operator fun get(key: K): V? = TODO("Wasm stdlib: HashMap")
-
-    // From MutableMap
-
-    actual override fun put(key: K, value: V): V? = TODO("Wasm stdlib: HashMap")
-    actual override fun remove(key: K): V? = TODO("Wasm stdlib: HashMap")
-    actual override fun putAll(from: Map<out K, V>) { TODO("Wasm stdlib: HashMap") }
-    actual override fun clear() { TODO("Wasm stdlib: HashMap") }
-    actual override val keys: MutableSet<K> = TODO("Wasm stdlib: HashMap")
-    actual override val values: MutableCollection<V> = TODO("Wasm stdlib: HashMap")
-    actual override val entries: MutableSet<MutableMap.MutableEntry<K, V>> = TODO("Wasm stdlib: HashMap")
-}
\ No newline at end of file
diff --git a/libraries/stdlib/wasm/src/kotlin/collections/HashSet.kt b/libraries/stdlib/wasm/src/kotlin/collections/HashSet.kt
deleted file mode 100644
index e2c8f8bdb24..00000000000
--- a/libraries/stdlib/wasm/src/kotlin/collections/HashSet.kt
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
- * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
- */
-
-package kotlin.collections
-
-actual open class HashSet<E> : MutableSet<E> {
-    actual constructor()  { TODO("Wasm stdlib: HashSet") }
-    actual constructor(initialCapacity: Int) { TODO("Wasm stdlib: HashSet") }
-    actual constructor(initialCapacity: Int, loadFactor: Float) { TODO("Wasm stdlib: HashSet") }
-    actual constructor(elements: Collection<E>) { TODO("Wasm stdlib: HashSet") }
-
-    // From Set
-
-    actual override val size: Int = TODO("Wasm stdlib: HashSet")
-    actual override fun isEmpty(): Boolean = TODO("Wasm stdlib: HashSet")
-    actual override fun contains(element: @UnsafeVariance E): Boolean = TODO("Wasm stdlib: HashSet")
-    actual override fun containsAll(elements: Collection<@UnsafeVariance E>): Boolean  = TODO("Wasm stdlib: HashSet")
-
-    // From MutableSet
-
-    actual override fun iterator(): MutableIterator<E> = TODO("Wasm stdlib: HashSet")
-    actual override fun add(element: E): Boolean = TODO("Wasm stdlib: HashSet")
-    actual override fun remove(element: E): Boolean = TODO("Wasm stdlib: HashSet")
-    actual override fun addAll(elements: Collection<E>): Boolean = TODO("Wasm stdlib: HashSet")
-    actual override fun removeAll(elements: Collection<E>): Boolean = TODO("Wasm stdlib: HashSet")
-    actual override fun retainAll(elements: Collection<E>): Boolean = TODO("Wasm stdlib: HashSet")
-    actual override fun clear() { TODO("Wasm stdlib: HashSet") }
-}
-
-fun <E> arrayOfUninitializedElements(size: Int): Array<E> = @Suppress("UNCHECKED_CAST") Array<Any?>(size) as Array<E>
diff --git a/libraries/stdlib/wasm/src/kotlin/collections/Helpers.kt b/libraries/stdlib/wasm/src/kotlin/collections/Helpers.kt
new file mode 100644
index 00000000000..d3ac39da996
--- /dev/null
+++ b/libraries/stdlib/wasm/src/kotlin/collections/Helpers.kt
@@ -0,0 +1,28 @@
+/*
+ * Copyright 2010-2021 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package kotlin.collections
+
+/**
+ * Returns an array of objects of the given type with the given [size], initialized with _uninitialized_ values.
+ * Attempts to read _uninitialized_ values from this array work in implementation-dependent manner,
+ * either throwing exception or returning some kind of implementation-specific default value.
+ */
+@PublishedApi
+internal inline fun <E> arrayOfUninitializedElements(size: Int): Array<E> {
+    require(size >= 0) { "capacity must be non-negative." }
+    @Suppress("TYPE_PARAMETER_AS_REIFIED")
+    return Array<E>(size)
+}
+
+internal fun <E> Array<E>.resetRange(fromIndex: Int, toIndex: Int) {
+    @Suppress("UNCHECKED_CAST")
+    this.fill(null as E, fromIndex, toIndex)
+}
+
+internal fun <E> Array<E>.resetAt(index: Int) {
+    @Suppress("UNCHECKED_CAST")
+    (this as Array<Any?>)[index] = null
+}
\ No newline at end of file
diff --git a/libraries/stdlib/wasm/src/kotlin/collections/LinkedHashMap.kt b/libraries/stdlib/wasm/src/kotlin/collections/LinkedHashMap.kt
deleted file mode 100644
index a7be8b0918b..00000000000
--- a/libraries/stdlib/wasm/src/kotlin/collections/LinkedHashMap.kt
+++ /dev/null
@@ -1,31 +0,0 @@
-/*
- * Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
- * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
- */
-
-package kotlin.collections
-
-actual open class LinkedHashMap<K, V> : MutableMap<K, V> {
-    actual constructor() { TODO("Wasm stdlib: LinkedHashMap") }
-    actual constructor(initialCapacity: Int) { TODO("Wasm stdlib: LinkedHashMap") }
-    actual constructor(initialCapacity: Int, loadFactor: Float) { TODO("Wasm stdlib: LinkedHashMap") }
-    actual constructor(original: Map<out K, V>) { TODO("Wasm stdlib: LinkedHashMap") }
-
-    // From Map
-
-    actual override val size: Int = TODO("Wasm stdlib: LinkedHashMap")
-    actual override fun isEmpty(): Boolean = TODO("Wasm stdlib: LinkedHashMap")
-    actual override fun containsKey(key: K): Boolean = TODO("Wasm stdlib: LinkedHashMap")
-    actual override fun containsValue(value: V): Boolean = TODO("Wasm stdlib: LinkedHashMap")
-    actual override fun get(key: K): V? = TODO("Wasm stdlib: LinkedHashMap")
-
-    // From MutableMap
-
-    actual override fun put(key: K, value: V): V? = TODO("Wasm stdlib: LinkedHashMap")
-    actual override fun remove(key: K): V? = TODO("Wasm stdlib: LinkedHashMap")
-    actual override fun putAll(from: Map<out K, V>) { TODO("Wasm stdlib: LinkedHashMap") }
-    actual override fun clear() { TODO("Wasm stdlib: LinkedHashMap") }
-    actual override val keys: MutableSet<K> = TODO("Wasm stdlib: LinkedHashMap")
-    actual override val values: MutableCollection<V> = TODO("Wasm stdlib: LinkedHashMap")
-    actual override val entries: MutableSet<MutableMap.MutableEntry<K, V>> = TODO("Wasm stdlib: LinkedHashMap")
-}
\ No newline at end of file
diff --git a/libraries/stdlib/wasm/src/kotlin/collections/LinkedHashSet.kt b/libraries/stdlib/wasm/src/kotlin/collections/LinkedHashSet.kt
deleted file mode 100644
index 6a9dda88390..00000000000
--- a/libraries/stdlib/wasm/src/kotlin/collections/LinkedHashSet.kt
+++ /dev/null
@@ -1,30 +0,0 @@
-/*
- * Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
- * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
- */
-
-package kotlin.collections
-
-actual open class LinkedHashSet<E> : MutableSet<E> {
-    actual constructor() { TODO("Wasm stdlib: LinkedHashSet") }
-    actual constructor(initialCapacity: Int) { TODO("Wasm stdlib: LinkedHashSet") }
-    actual constructor(initialCapacity: Int, loadFactor: Float) { TODO("Wasm stdlib: LinkedHashSet") }
-    actual constructor(elements: Collection<E>) { TODO("Wasm stdlib: LinkedHashSet") }
-
-    // From Set
-
-    actual override val size: Int = TODO("Wasm stdlib: LinkedHashSet")
-    actual override fun isEmpty(): Boolean = TODO("Wasm stdlib: LinkedHashSet")
-    actual override fun contains(element: @UnsafeVariance E): Boolean = TODO("Wasm stdlib: LinkedHashSet")
-    actual override fun containsAll(elements: Collection<@UnsafeVariance E>): Boolean = TODO("Wasm stdlib: LinkedHashSet")
-
-    // From MutableSet
-
-    actual override fun iterator(): MutableIterator<E> = TODO("Wasm stdlib: LinkedHashSet")
-    actual override fun add(element: E): Boolean = TODO("Wasm stdlib: LinkedHashSet")
-    actual override fun remove(element: E): Boolean = TODO("Wasm stdlib: LinkedHashSet")
-    actual override fun addAll(elements: Collection<E>): Boolean = TODO("Wasm stdlib: LinkedHashSet")
-    actual override fun removeAll(elements: Collection<E>): Boolean = TODO("Wasm stdlib: LinkedHashSet")
-    actual override fun retainAll(elements: Collection<E>): Boolean = TODO("Wasm stdlib: LinkedHashSet")
-    actual override fun clear() { TODO("Wasm stdlib: LinkedHashSet") }
-}
\ No newline at end of file
diff --git a/libraries/stdlib/wasm/src/kotlin/collections/Maps.kt b/libraries/stdlib/wasm/src/kotlin/collections/Maps.kt
deleted file mode 100644
index b61974439ff..00000000000
--- a/libraries/stdlib/wasm/src/kotlin/collections/Maps.kt
+++ /dev/null
@@ -1,19 +0,0 @@
-/*
- * Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
- * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
- */
-
-package kotlin.collections
-
-/**
- * Calculate the initial capacity of a map.
- */
-@PublishedApi
-internal actual fun mapCapacity(expectedSize: Int): Int = TODO("Wasm stdlib: Maps")
-
-/**
- * Checks a collection builder function capacity argument.
- */
-@SinceKotlin("1.3")
-@PublishedApi
-internal fun checkBuilderCapacity(capacity: Int) { TODO("Wasm stdlib: Maps") }
\ No newline at end of file
diff --git a/libraries/stdlib/wasm/src/kotlin/text/StringBuilder.kt b/libraries/stdlib/wasm/src/kotlin/text/StringBuilder.kt
index 4b7037f5605..24b23b17936 100644
--- a/libraries/stdlib/wasm/src/kotlin/text/StringBuilder.kt
+++ b/libraries/stdlib/wasm/src/kotlin/text/StringBuilder.kt
@@ -1,387 +1,34 @@
 /*
- * Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Copyright 2010-2021 JetBrains s.r.o. and Kotlin Programming Language contributors.
  * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
  */
 
 package kotlin.text
 
-/**
- * A mutable sequence of characters.
- *
- * String builder can be used to efficiently perform multiple string manipulation operations.
- */
-actual class StringBuilder : Appendable, CharSequence {
-    /** Constructs an empty string builder. */
-    actual constructor() { TODO("Wasm stdlib: StringBuilder") }
-
-    /** Constructs an empty string builder with the specified initial [capacity]. */
-    actual constructor(capacity: Int) { TODO("Wasm stdlib: StringBuilder") }
-
-    /** Constructs a string builder that contains the same characters as the specified [content] char sequence. */
-    actual constructor(content: CharSequence) { TODO("Wasm stdlib: StringBuilder") }
-
-    /** Constructs a string builder that contains the same characters as the specified [content] string. */
-    @SinceKotlin("1.3")
-//    @ExperimentalStdlibApi
-    actual constructor(content: String) { TODO("Wasm stdlib: StringBuilder") }
-
-    actual override val length: Int = TODO("Wasm stdlib: StringBuilder")
-
-    actual override operator fun get(index: Int): Char = TODO("Wasm stdlib: StringBuilder")
-
-    actual override fun subSequence(startIndex: Int, endIndex: Int): CharSequence = TODO("Wasm stdlib: StringBuilder")
-
-    actual override fun append(value: Char): StringBuilder = TODO("Wasm stdlib: StringBuilder")
-    actual override fun append(value: CharSequence?): StringBuilder = TODO("Wasm stdlib: StringBuilder")
-    actual override fun append(value: CharSequence?, startIndex: Int, endIndex: Int): StringBuilder = TODO("Wasm stdlib: StringBuilder")
-
-    /**
-     * Reverses the contents of this string builder and returns this instance.
-     *
-     * Surrogate pairs included in this string builder are treated as single characters.
-     * Therefore, the order of the high-low surrogates is never reversed.
-     *
-     * Note that the reverse operation may produce new surrogate pairs that were unpaired low-surrogates and high-surrogates before the operation.
-     * For example, reversing `"\uDC00\uD800"` produces `"\uD800\uDC00"` which is a valid surrogate pair.
-     */
-    actual fun reverse(): StringBuilder = TODO("Wasm stdlib: StringBuilder")
-
-    /**
-     * Appends the string representation of the specified object [value] to this string builder and returns this instance.
-     *
-     * The overall effect is exactly as if the [value] were converted to a string by the `value.toString()` method,
-     * and then that string was appended to this string builder.
-     */
-    actual fun append(value: Any?): StringBuilder = TODO("Wasm stdlib: StringBuilder")
-
-    /**
-     * Appends the string representation of the specified boolean [value] to this string builder and returns this instance.
-     *
-     * The overall effect is exactly as if the [value] were converted to a string by the `value.toString()` method,
-     * and then that string was appended to this string builder.
-     */
-    @SinceKotlin("1.3")
-//    @ExperimentalStdlibApi
-    actual fun append(value: Boolean): StringBuilder = TODO("Wasm stdlib: StringBuilder")
-
-    /**
-     * Appends characters in the specified character array [value] to this string builder and returns this instance.
-     *
-     * Characters are appended in order, starting at the index 0.
-     */
-    @SinceKotlin("1.3")
-    @ExperimentalStdlibApi
-    actual fun append(value: CharArray): StringBuilder = TODO("Wasm stdlib: StringBuilder")
-
-    /**
-     * Appends the specified string [value] to this string builder and returns this instance.
-     */
-    @SinceKotlin("1.3")
-//    @ExperimentalStdlibApi
-    actual fun append(value: String?): StringBuilder = TODO("Wasm stdlib: StringBuilder")
-
-    /**
-     * Returns the current capacity of this string builder.
-     *
-     * The capacity is the maximum length this string builder can have before an allocation occurs.
-     */
-    @SinceKotlin("1.3")
-    @ExperimentalStdlibApi
-    actual fun capacity(): Int = TODO("Wasm stdlib: StringBuilder")
-
-    /**
-     * Ensures that the capacity of this string builder is at least equal to the specified [minimumCapacity].
-     *
-     * If the current capacity is less than the [minimumCapacity], a new backing storage is allocated with greater capacity.
-     * Otherwise, this method takes no action and simply returns.
-     */
-    @SinceKotlin("1.3")
-    @ExperimentalStdlibApi
-    actual fun ensureCapacity(minimumCapacity: Int) { TODO("Wasm stdlib: StringBuilder") }
-
-    /**
-     * Returns the index within this string builder of the first occurrence of the specified [string].
-     *
-     * Returns `-1` if the specified [string] does not occur in this string builder.
-     */
-    @SinceKotlin("1.3")
-    @ExperimentalStdlibApi
-    actual fun indexOf(string: String): Int = TODO("Wasm stdlib: StringBuilder")
-
-    /**
-     * Returns the index within this string builder of the first occurrence of the specified [string],
-     * starting at the specified [startIndex].
-     *
-     * Returns `-1` if the specified [string] does not occur in this string builder starting at the specified [startIndex].
-     */
-    @SinceKotlin("1.3")
-    @ExperimentalStdlibApi
-    actual fun indexOf(string: String, startIndex: Int): Int = TODO("Wasm stdlib: StringBuilder")
-
-    /**
-     * Returns the index within this string builder of the last occurrence of the specified [string].
-     * The last occurrence of empty string `""` is considered to be at the index equal to `this.length`.
-     *
-     * Returns `-1` if the specified [string] does not occur in this string builder.
-     */
-    @SinceKotlin("1.3")
-    @ExperimentalStdlibApi
-    actual fun lastIndexOf(string: String): Int = TODO("Wasm stdlib: StringBuilder")
-
-    /**
-     * Returns the index within this string builder of the last occurrence of the specified [string],
-     * starting from the specified [startIndex] toward the beginning.
-     *
-     * Returns `-1` if the specified [string] does not occur in this string builder starting at the specified [startIndex].
-     */
-    @SinceKotlin("1.3")
-    @ExperimentalStdlibApi
-    actual fun lastIndexOf(string: String, startIndex: Int): Int = TODO("Wasm stdlib: StringBuilder")
-
-    /**
-     * Inserts the string representation of the specified boolean [value] into this string builder at the specified [index] and returns this instance.
-     *
-     * The overall effect is exactly as if the [value] were converted to a string by the `value.toString()` method,
-     * and then that string was inserted into this string builder at the specified [index].
-     *
-     * @throws IndexOutOfBoundsException if [index] is less than zero or greater than the length of this string builder.
-     */
-    @SinceKotlin("1.3")
-    @ExperimentalStdlibApi
-    actual fun insert(index: Int, value: Boolean): StringBuilder = TODO("Wasm stdlib: StringBuilder")
-
-    /**
-     * Inserts the specified character [value] into this string builder at the specified [index] and returns this instance.
-     *
-     * @throws IndexOutOfBoundsException if [index] is less than zero or greater than the length of this string builder.
-     */
-    @SinceKotlin("1.3")
-    @ExperimentalStdlibApi
-    actual fun insert(index: Int, value: Char): StringBuilder = TODO("Wasm stdlib: StringBuilder")
-
-    /**
-     * Inserts characters in the specified character array [value] into this string builder at the specified [index] and returns this instance.
-     *
-     * The inserted characters go in same order as in the [value] character array, starting at [index].
-     *
-     * @throws IndexOutOfBoundsException if [index] is less than zero or greater than the length of this string builder.
-     */
-    @SinceKotlin("1.3")
-    @ExperimentalStdlibApi
-    actual fun insert(index: Int, value: CharArray): StringBuilder = TODO("Wasm stdlib: StringBuilder")
-
-    /**
-     * Inserts characters in the specified character sequence [value] into this string builder at the specified [index] and returns this instance.
-     *
-     * The inserted characters go in the same order as in the [value] character sequence, starting at [index].
-     *
-     * @param index the position in this string builder to insert at.
-     * @param value the character sequence from which characters are inserted. If [value] is `null`, then the four characters `"null"` are inserted.
-     *
-     * @throws IndexOutOfBoundsException if [index] is less than zero or greater than the length of this string builder.
-     */
-    @SinceKotlin("1.3")
-    @ExperimentalStdlibApi
-    actual fun insert(index: Int, value: CharSequence?): StringBuilder = TODO("Wasm stdlib: StringBuilder")
-
-    /**
-     * Inserts the string representation of the specified object [value] into this string builder at the specified [index] and returns this instance.
-     *
-     * The overall effect is exactly as if the [value] were converted to a string by the `value.toString()` method,
-     * and then that string was inserted into this string builder at the specified [index].
-     *
-     * @throws IndexOutOfBoundsException if [index] is less than zero or greater than the length of this string builder.
-     */
-    @SinceKotlin("1.3")
-    @ExperimentalStdlibApi
-    actual fun insert(index: Int, value: Any?): StringBuilder = TODO("Wasm stdlib: StringBuilder")
-
-    /**
-     * Inserts the string [value] into this string builder at the specified [index] and returns this instance.
-     *
-     * @throws IndexOutOfBoundsException if [index] is less than zero or greater than the length of this string builder.
-     */
-    @SinceKotlin("1.3")
-    @ExperimentalStdlibApi
-    actual fun insert(index: Int, value: String?): StringBuilder = TODO("Wasm stdlib: StringBuilder")
-
-    /**
-     *  Sets the length of this string builder to the specified [newLength].
-     *
-     *  If the [newLength] is less than the current length, it is changed to the specified [newLength].
-     *  Otherwise, null characters '\u0000' are appended to this string builder until its length is less than the [newLength].
-     *
-     *  Note that in Kotlin/JS [set] operator function has non-constant execution time complexity.
-     *  Therefore, increasing length of this string builder and then updating each character by index may slow down your program.
-     *
-     *  @throws IndexOutOfBoundsException or [IllegalArgumentException] if [newLength] is less than zero.
-     */
-    @SinceKotlin("1.3")
-    @ExperimentalStdlibApi
-    actual fun setLength(newLength: Int) { TODO("Wasm stdlib: StringBuilder") }
-
-    /**
-     * Returns a new [String] that contains characters in this string builder at [startIndex] (inclusive) and up to the [length] (exclusive).
-     *
-     * @throws IndexOutOfBoundsException if [startIndex] is less than zero or greater than the length of this string builder.
-     */
-    @SinceKotlin("1.3")
-    @ExperimentalStdlibApi
-    actual fun substring(startIndex: Int): String = TODO("Wasm stdlib: StringBuilder")
-
-    /**
-     * Returns a new [String] that contains characters in this string builder at [startIndex] (inclusive) and up to the [endIndex] (exclusive).
-     *
-     * @throws IndexOutOfBoundsException or [IllegalArgumentException] when [startIndex] or [endIndex] is out of range of this string builder indices or when `startIndex > endIndex`.
-     */
-    @SinceKotlin("1.3")
-    @ExperimentalStdlibApi
-    actual fun substring(startIndex: Int, endIndex: Int): String = TODO("Wasm stdlib: StringBuilder")
-
-    /**
-     * Attempts to reduce storage used for this string builder.
-     *
-     * If the backing storage of this string builder is larger than necessary to hold its current contents,
-     * then it may be resized to become more space efficient.
-     * Calling this method may, but is not required to, affect the value of the [capacity] property.
-     */
-    @SinceKotlin("1.3")
-    @ExperimentalStdlibApi
-    actual fun trimToSize() { TODO("Wasm stdlib: StringBuilder") }
+internal fun insertString(array: CharArray, distIndex: Int, value: String, sourceIndex: Int, count: Int): Int {
+    var arrayIdx = distIndex
+    var stringIdx = sourceIndex
+    repeat(count) {
+        array[arrayIdx++] = value[stringIdx++]
+    }
+    return count
 }
 
+internal fun unsafeStringFromCharArray(array: CharArray, start: Int, size: Int): String =
+    kotlin.String(array.copyOfRange(start, start + size))
 
-/**
- * Clears the content of this string builder making it empty and returns this instance.
- *
- * @sample samples.text.Strings.clearStringBuilder
- */
-@SinceKotlin("1.3")
-public actual fun StringBuilder.clear(): StringBuilder = TODO("Wasm stdlib: StringBuilder")
+internal fun insertInt(array: CharArray, start: Int, value: Int): Int {
+    val valueString = value.toString()
+    val length = valueString.length
+    insertString(array, start, valueString, 0, length)
+    return length
+}
 
-/**
- * Sets the character at the specified [index] to the specified [value].
- *
- * @throws IndexOutOfBoundsException if [index] is out of bounds of this string builder.
- */
-@SinceKotlin("1.3")
-@ExperimentalStdlibApi
-public actual operator fun StringBuilder.set(index: Int, value: Char) { TODO("Wasm stdlib: StringBuilder") }
-
-/**
- * Replaces characters in the specified range of this string builder with characters in the specified string [value] and returns this instance.
- *
- * @param startIndex the beginning (inclusive) of the range to replace.
- * @param endIndex the end (exclusive) of the range to replace.
- * @param value the string to replace with.
- *
- * @throws IndexOutOfBoundsException or [IllegalArgumentException] if [startIndex] is less than zero, greater than the length of this string builder, or `startIndex > endIndex`.
- */
-@SinceKotlin("1.3")
-@ExperimentalStdlibApi
-public actual fun StringBuilder.setRange(startIndex: Int, endIndex: Int, value: String): StringBuilder = TODO("Wasm stdlib: StringBuilder")
-
-/**
- * Removes the character at the specified [index] from this string builder and returns this instance.
- *
- * If the `Char` at the specified [index] is part of a supplementary code point, this method does not remove the entire supplementary character.
- *
- * @param index the index of `Char` to remove.
- *
- * @throws IndexOutOfBoundsException if [index] is out of bounds of this string builder.
- */
-@SinceKotlin("1.3")
-@ExperimentalStdlibApi
-public actual fun StringBuilder.deleteAt(index: Int): StringBuilder = TODO("Wasm stdlib: StringBuilder")
-
-/**
- * Removes characters in the specified range from this string builder and returns this instance.
- *
- * @param startIndex the beginning (inclusive) of the range to remove.
- * @param endIndex the end (exclusive) of the range to remove.
- *
- * @throws IndexOutOfBoundsException or [IllegalArgumentException] when [startIndex] is out of range of this string builder indices or when `startIndex > endIndex`.
- */
-@SinceKotlin("1.3")
-@ExperimentalStdlibApi
-public actual fun StringBuilder.deleteRange(startIndex: Int, endIndex: Int): StringBuilder = TODO("Wasm stdlib: StringBuilder")
-
-/**
- * Copies characters from this string builder into the [destination] character array.
- *
- * @param destination the array to copy to.
- * @param destinationOffset the position in the array to copy to, 0 by default.
- * @param startIndex the beginning (inclusive) of the range to copy, 0 by default.
- * @param endIndex the end (exclusive) of the range to copy, length of this string builder by default.
- *
- * @throws IndexOutOfBoundsException or [IllegalArgumentException] when [startIndex] or [endIndex] is out of range of this string builder indices or when `startIndex > endIndex`.
- * @throws IndexOutOfBoundsException when the subrange doesn't fit into the [destination] array starting at the specified [destinationOffset],
- *  or when that index is out of the [destination] array indices range.
- */
-@SinceKotlin("1.3")
-@ExperimentalStdlibApi
-public actual fun StringBuilder.toCharArray(destination: CharArray, destinationOffset: Int, startIndex: Int, endIndex: Int) { TODO("Wasm stdlib: StringBuilder") }
-
-/**
- * Appends characters in a subarray of the specified character array [value] to this string builder and returns this instance.
- *
- * Characters are appended in order, starting at specified [startIndex].
- *
- * @param value the array from which characters are appended.
- * @param startIndex the beginning (inclusive) of the subarray to append.
- * @param endIndex the end (exclusive) of the subarray to append.
- *
- * @throws IndexOutOfBoundsException or [IllegalArgumentException] when [startIndex] or [endIndex] is out of range of the [value] array indices or when `startIndex > endIndex`.
- */
-@SinceKotlin("1.3")
-@ExperimentalStdlibApi
-public actual fun StringBuilder.appendRange(value: CharArray, startIndex: Int, endIndex: Int): StringBuilder = TODO("Wasm stdlib: StringBuilder")
-
-/**
- * Appends a subsequence of the specified character sequence [value] to this string builder and returns this instance.
- *
- * @param value the character sequence from which a subsequence is appended. If [value] is `null`,
- *  then characters are appended as if [value] contained the four characters `"null"`.
- * @param startIndex the beginning (inclusive) of the subsequence to append.
- * @param endIndex the end (exclusive) of the subsequence to append.
- *
- * @throws IndexOutOfBoundsException or [IllegalArgumentException] when [startIndex] or [endIndex] is out of range of the [value] character sequence indices or when `startIndex > endIndex`.
- */
-@SinceKotlin("1.3")
-@ExperimentalStdlibApi
-public actual fun StringBuilder.appendRange(value: CharSequence, startIndex: Int, endIndex: Int): StringBuilder = TODO("Wasm stdlib: StringBuilder")
-
-/**
- * Inserts characters in a subarray of the specified character array [value] into this string builder at the specified [index] and returns this instance.
- *
- * The inserted characters go in same order as in the [value] array, starting at [index].
- *
- * @param index the position in this string builder to insert at.
- * @param value the array from which characters are inserted.
- * @param startIndex the beginning (inclusive) of the subarray to insert.
- * @param endIndex the end (exclusive) of the subarray to insert.
- *
- * @throws IndexOutOfBoundsException or [IllegalArgumentException] when [startIndex] or [endIndex] is out of range of the [value] array indices or when `startIndex > endIndex`.
- * @throws IndexOutOfBoundsException if [index] is less than zero or greater than the length of this string builder.
- */
-@SinceKotlin("1.3")
-@ExperimentalStdlibApi
-public actual fun StringBuilder.insertRange(index: Int, value: CharArray, startIndex: Int, endIndex: Int): StringBuilder = TODO("Wasm stdlib: StringBuilder")
-
-/**
- * Inserts characters in a subsequence of the specified character sequence [value] into this string builder at the specified [index] and returns this instance.
- *
- * The inserted characters go in the same order as in the [value] character sequence, starting at [index].
- *
- * @param index the position in this string builder to insert at.
- * @param value the character sequence from which a subsequence is inserted. If [value] is `null`,
- *  then characters will be inserted as if [value] contained the four characters `"null"`.
- * @param startIndex the beginning (inclusive) of the subsequence to insert.
- * @param endIndex the end (exclusive) of the subsequence to insert.
- *
- * @throws IndexOutOfBoundsException or [IllegalArgumentException] when [startIndex] or [endIndex] is out of range of the [value] character sequence indices or when `startIndex > endIndex`.
- * @throws IndexOutOfBoundsException if [index] is less than zero or greater than the length of this string builder.
- */
-@SinceKotlin("1.3")
-@ExperimentalStdlibApi
-public actual fun StringBuilder.insertRange(index: Int, value: CharSequence, startIndex: Int, endIndex: Int): StringBuilder = TODO("Wasm stdlib: StringBuilder")
\ No newline at end of file
+internal fun checkBoundsIndexes(startIndex: Int, endIndex: Int, size: Int) {
+    if (startIndex < 0 || endIndex > size) {
+        throw IndexOutOfBoundsException("startIndex: $startIndex, endIndex: $endIndex, size: $size")
+    }
+    if (startIndex > endIndex) {
+        throw IllegalArgumentException("startIndex: $startIndex > endIndex: $endIndex")
+    }
+}
diff --git a/libraries/stdlib/wasm/src/kotlin/util/Numbers.kt b/libraries/stdlib/wasm/src/kotlin/util/Numbers.kt
index ccdc180ef88..ed88c869f2a 100644
--- a/libraries/stdlib/wasm/src/kotlin/util/Numbers.kt
+++ b/libraries/stdlib/wasm/src/kotlin/util/Numbers.kt
@@ -10,39 +10,37 @@ import kotlin.wasm.internal.*
 /**
  * Counts the number of set bits in the binary representation of this [Int] number.
  */
-@SinceKotlin("1.3")
-@ExperimentalStdlibApi
-public actual fun Int.countOneBits(): Int = TODO("Wasm stdlib: Numbers")
+@WasmOp(WasmOp.I32_POPCNT)
+public actual fun Int.countOneBits(): Int =
+    implementedAsIntrinsic
 
 /**
  * Counts the number of consecutive most significant bits that are zero in the binary representation of this [Int] number.
  */
-@SinceKotlin("1.3")
-@ExperimentalStdlibApi
-public actual fun Int.countLeadingZeroBits(): Int = wasm_i32_clz(this)
+@WasmOp(WasmOp.I32_CLZ)
+public actual fun Int.countLeadingZeroBits(): Int =
+    implementedAsIntrinsic
 
 /**
  * Counts the number of consecutive least significant bits that are zero in the binary representation of this [Int] number.
  */
-@SinceKotlin("1.3")
-@ExperimentalStdlibApi
-public actual fun Int.countTrailingZeroBits(): Int = TODO("Wasm stdlib: Numbers")
+@WasmOp(WasmOp.I32_CTZ)
+public actual fun Int.countTrailingZeroBits(): Int =
+    implementedAsIntrinsic
 
 /**
  * Returns a number having a single bit set in the position of the most significant set bit of this [Int] number,
  * or zero, if this number is zero.
  */
-@SinceKotlin("1.3")
-@ExperimentalStdlibApi
-public actual fun Int.takeHighestOneBit(): Int = TODO("Wasm stdlib: Numbers")
+public actual fun Int.takeHighestOneBit(): Int =
+    if (this == 0) 0 else 1.shl(32 - 1 - countLeadingZeroBits())
 
 /**
  * Returns a number having a single bit set in the position of the least significant set bit of this [Int] number,
  * or zero, if this number is zero.
  */
-@SinceKotlin("1.3")
-@ExperimentalStdlibApi
-public actual fun Int.takeLowestOneBit(): Int = TODO("Wasm stdlib: Numbers")
+public actual fun Int.takeLowestOneBit(): Int =
+    this and -this
 
 /**
  * Rotates the binary representation of this [Int] number left by the specified [bitCount] number of bits.
@@ -54,9 +52,9 @@ public actual fun Int.takeLowestOneBit(): Int = TODO("Wasm stdlib: Numbers")
  * Rotating by a multiple of [Int.SIZE_BITS] (32) returns the same number, or more generally
  * `number.rotateLeft(n) == number.rotateLeft(n % 32)`
  */
-@SinceKotlin("1.6")
-@WasExperimental(ExperimentalStdlibApi::class)
-public actual fun Int.rotateLeft(bitCount: Int): Int = TODO("Wasm stdlib: Numbers")
+@ExperimentalStdlibApi
+public actual fun Int.rotateLeft(bitCount: Int): Int =
+    shl(bitCount) or ushr(32 - bitCount)
 
 
 /**
@@ -69,47 +67,42 @@ public actual fun Int.rotateLeft(bitCount: Int): Int = TODO("Wasm stdlib: Number
  * Rotating by a multiple of [Int.SIZE_BITS] (32) returns the same number, or more generally
  * `number.rotateRight(n) == number.rotateRight(n % 32)`
  */
-@SinceKotlin("1.6")
-@WasExperimental(ExperimentalStdlibApi::class)
-public actual fun Int.rotateRight(bitCount: Int): Int = TODO("Wasm stdlib: Numbers")
+@ExperimentalStdlibApi
+public actual fun Int.rotateRight(bitCount: Int): Int =
+    shl(32 - bitCount) or ushr(bitCount)
 
 
 /**
  * Counts the number of set bits in the binary representation of this [Long] number.
  */
-@SinceKotlin("1.3")
-@ExperimentalStdlibApi
-public actual fun Long.countOneBits(): Int = TODO("Wasm stdlib: Numbers")
+public actual inline fun Long.countOneBits(): Int =
+    wasm_i64_popcnt(this).toInt()
 
 /**
  * Counts the number of consecutive most significant bits that are zero in the binary representation of this [Long] number.
  */
-@SinceKotlin("1.3")
 @ExperimentalStdlibApi
 public actual fun Long.countLeadingZeroBits(): Int = wasm_i64_clz(this).toInt()
 
 /**
  * Counts the number of consecutive least significant bits that are zero in the binary representation of this [Long] number.
  */
-@SinceKotlin("1.3")
-@ExperimentalStdlibApi
-public actual fun Long.countTrailingZeroBits(): Int = TODO("Wasm stdlib: Numbers")
+public actual inline fun Long.countTrailingZeroBits(): Int =
+    wasm_i64_ctz(this).toInt()
 
 /**
  * Returns a number having a single bit set in the position of the most significant set bit of this [Long] number,
  * or zero, if this number is zero.
  */
-@SinceKotlin("1.3")
-@ExperimentalStdlibApi
-public actual fun Long.takeHighestOneBit(): Long = TODO("Wasm stdlib: Numbers")
+public actual fun Long.takeHighestOneBit(): Long =
+    if (this == 0L) 0L else 1L.shl(64 - 1 - countLeadingZeroBits())
 
 /**
  * Returns a number having a single bit set in the position of the least significant set bit of this [Long] number,
  * or zero, if this number is zero.
  */
-@SinceKotlin("1.3")
-@ExperimentalStdlibApi
-public actual fun Long.takeLowestOneBit(): Long = TODO("Wasm stdlib: Numbers")
+public actual fun Long.takeLowestOneBit(): Long =
+    this and -this
 
 /**
  * Rotates the binary representation of this [Long] number left by the specified [bitCount] number of bits.
@@ -121,9 +114,9 @@ public actual fun Long.takeLowestOneBit(): Long = TODO("Wasm stdlib: Numbers")
  * Rotating by a multiple of [Long.SIZE_BITS] (64) returns the same number, or more generally
  * `number.rotateLeft(n) == number.rotateLeft(n % 64)`
  */
-@SinceKotlin("1.6")
-@WasExperimental(ExperimentalStdlibApi::class)
-public actual fun Long.rotateLeft(bitCount: Int): Long = TODO("Wasm stdlib: Numbers")
+@ExperimentalStdlibApi
+public actual fun Long.rotateLeft(bitCount: Int): Long =
+    shl(bitCount) or ushr(64 - bitCount)
 
 /**
  * Rotates the binary representation of this [Long] number right by the specified [bitCount] number of bits.
@@ -135,6 +128,7 @@ public actual fun Long.rotateLeft(bitCount: Int): Long = TODO("Wasm stdlib: Numb
  * Rotating by a multiple of [Long.SIZE_BITS] (64) returns the same number, or more generally
  * `number.rotateRight(n) == number.rotateRight(n % 64)`
  */
-@SinceKotlin("1.6")
-@WasExperimental(ExperimentalStdlibApi::class)
-public actual fun Long.rotateRight(bitCount: Int): Long = TODO("Wasm stdlib: Numbers")
+@ExperimentalStdlibApi
+@kotlin.internal.InlineOnly
+public actual inline fun Long.rotateRight(bitCount: Int): Long =
+    shl(64 - bitCount) or ushr(bitCount)
diff --git a/libraries/stdlib/wasm/stubs/native/concurrent.kt b/libraries/stdlib/wasm/stubs/native/concurrent.kt
new file mode 100644
index 00000000000..11ed4059bb3
--- /dev/null
+++ b/libraries/stdlib/wasm/stubs/native/concurrent.kt
@@ -0,0 +1,11 @@
+/*
+ * Copyright 2010-2021 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package kotlin.native.concurrent
+
+// Only for compatibility with shared K/N stdlib code
+
+internal val Any?.isFrozen
+    inline get() = false
diff --git a/libraries/stdlib/wasm/stubs/native/internal.kt b/libraries/stdlib/wasm/stubs/native/internal.kt
new file mode 100644
index 00000000000..72d8415f7a6
--- /dev/null
+++ b/libraries/stdlib/wasm/stubs/native/internal.kt
@@ -0,0 +1,16 @@
+/*
+ * Copyright 2010-2021 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package kotlin.native.internal
+
+// Only for compatibility with shared K/N stdlib code
+
+internal interface KonanSet<out E> : Set<E> {
+    fun getElement(element: @UnsafeVariance E): E?
+}
+
+@Target(AnnotationTarget.CLASS)
+@Retention(AnnotationRetention.SOURCE)
+internal annotation class CanBePrecreated
diff --git a/license/README.md b/license/README.md
index fac8341277a..6e47282e37d 100644
--- a/license/README.md
+++ b/license/README.md
@@ -81,6 +81,10 @@ the Kotlin IntelliJ IDEA plugin:
       - License: Apache 2 ([license/third_party/gwt_license.txt][gwt])
       - Origin: Derived from GWT, (C) 2007-08 Google Inc.
 
+ - Path: libraries/stdlib/native-wasm/src/kotlin/collections
+      - License: Apache 2 ([license/third_party/gwt_license.txt][gwt])
+      - Origin: Derived from GWT, (C) 2007-08 Google Inc.
+
  - Path: libraries/stdlib/js-v1/src/js/long.js
       - License: Apache 2 ([license/third_party/closure-compiler_LICENSE.txt][closure-compiler])
       - Origin: Google Closure Library, Copyright 2009 The Closure Library Authors