diff --git a/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/JsIntrinsics.kt b/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/JsIntrinsics.kt
index 1c275d872d1..13e977f6133 100644
--- a/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/JsIntrinsics.kt
+++ b/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/JsIntrinsics.kt
@@ -122,6 +122,8 @@ class JsIntrinsics(
     val jsCompareTo = getInternalFunction("compareTo")
     val jsEquals = getInternalFunction("equals")
 
+    val jsNumberRangeToNumber = getInternalFunction("numberRangeToNumber")
+    val jsNumberRangeToLong = getInternalFunction("numberRangeToLong")
 
     val longConstructor =
         context.symbolTable.referenceConstructor(context.getClass(FqName("kotlin.Long")).constructors.single())
diff --git a/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/lower/IntrinsicifyCallsLowering.kt b/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/lower/IntrinsicifyCallsLowering.kt
index 6955eaa3699..929b5958ed7 100644
--- a/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/lower/IntrinsicifyCallsLowering.kt
+++ b/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/lower/IntrinsicifyCallsLowering.kt
@@ -115,6 +115,10 @@ class IntrinsicifyCallsLowering(private val context: JsIrBackendContext) : FileL
                 op(it, ConversionNames.TO_SHORT, ::useDispatchReceiver)
                 op(it, ConversionNames.TO_LONG, intrinsics.jsToLong)
             }
+
+            for (type in primitiveNumbers) {
+                op(type, Name.identifier("rangeTo"), ::transformRangeTo)
+            }
         }
 
         symbolToTransformer.run {
@@ -287,6 +291,19 @@ class IntrinsicifyCallsLowering(private val context: JsIrBackendContext) : FileL
         return call.dispatchReceiver!!
     }
 
+    private fun transformRangeTo(call: IrCall): IrExpression {
+        if (call.valueArgumentsCount != 1) return call
+        return with(call.symbol.owner.valueParameters[0].type) {
+            when {
+                isByte() || isShort() || isInt() ->
+                    irCall(call, intrinsics.jsNumberRangeToNumber, dispatchReceiverAsFirstArgument = true)
+                isLong() ->
+                    irCall(call, intrinsics.jsNumberRangeToLong, dispatchReceiverAsFirstArgument = true)
+                else -> call
+            }
+        }
+    }
+
     private fun transformEqeqOperator(call: IrCall): IrExpression {
         val lhs = call.getValueArgument(0)!!
         val rhs = call.getValueArgument(1)!!
diff --git a/compiler/testData/codegen/box/bridges/strListContains.kt b/compiler/testData/codegen/box/bridges/strListContains.kt
index b9e0c230896..cd092b0c2a8 100644
--- a/compiler/testData/codegen/box/bridges/strListContains.kt
+++ b/compiler/testData/codegen/box/bridges/strListContains.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // IGNORE_BACKEND: NATIVE
 
 class StrList : List<String?> {
diff --git a/compiler/testData/codegen/box/builtinStubMethods/customReadOnlyIterator.kt b/compiler/testData/codegen/box/builtinStubMethods/customReadOnlyIterator.kt
index d29523dcee9..2038e67cbb5 100644
--- a/compiler/testData/codegen/box/builtinStubMethods/customReadOnlyIterator.kt
+++ b/compiler/testData/codegen/box/builtinStubMethods/customReadOnlyIterator.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 class A : Collection<Char> {
     override val size: Int
         get() = throw UnsupportedOperationException()
diff --git a/compiler/testData/codegen/box/casts/asUnit.kt b/compiler/testData/codegen/box/casts/asUnit.kt
index 1bdbea8e398..8c11703906c 100644
--- a/compiler/testData/codegen/box/casts/asUnit.kt
+++ b/compiler/testData/codegen/box/casts/asUnit.kt
@@ -1,2 +1 @@
-// IGNORE_BACKEND: JS_IR
 fun box() = if (4 as? Unit != null) "Fail" else "OK"
\ No newline at end of file
diff --git a/compiler/testData/codegen/box/classes/kt2711.kt b/compiler/testData/codegen/box/classes/kt2711.kt
index 55f4c972f66..409537ae567 100644
--- a/compiler/testData/codegen/box/classes/kt2711.kt
+++ b/compiler/testData/codegen/box/classes/kt2711.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 class IntRange {
     operator fun contains(a: Int) = (1..2).contains(a)
 }
diff --git a/compiler/testData/codegen/box/controlStructures/breakContinueInExpressions/breakInExpr.kt b/compiler/testData/codegen/box/controlStructures/breakContinueInExpressions/breakInExpr.kt
index fe5e4e0b6ea..203452b0a60 100644
--- a/compiler/testData/codegen/box/controlStructures/breakContinueInExpressions/breakInExpr.kt
+++ b/compiler/testData/codegen/box/controlStructures/breakContinueInExpressions/breakInExpr.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun test(str: String): String {
     var s = ""
     for (i in 1..3) {
diff --git a/compiler/testData/codegen/box/controlStructures/breakContinueInExpressions/continueInExpr.kt b/compiler/testData/codegen/box/controlStructures/breakContinueInExpressions/continueInExpr.kt
index af0e994c588..667cd474bd0 100644
--- a/compiler/testData/codegen/box/controlStructures/breakContinueInExpressions/continueInExpr.kt
+++ b/compiler/testData/codegen/box/controlStructures/breakContinueInExpressions/continueInExpr.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun box(): String {
     var s = "OK"
     for (i in 1..3) {
diff --git a/compiler/testData/codegen/box/controlStructures/breakContinueInExpressions/tryFinally2.kt b/compiler/testData/codegen/box/controlStructures/breakContinueInExpressions/tryFinally2.kt
index 73aef1a778e..147362a181c 100644
--- a/compiler/testData/codegen/box/controlStructures/breakContinueInExpressions/tryFinally2.kt
+++ b/compiler/testData/codegen/box/controlStructures/breakContinueInExpressions/tryFinally2.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun box(): String {
     var r = ""
     for (i in 1..1)  {
diff --git a/compiler/testData/codegen/box/controlStructures/emptyFor.kt b/compiler/testData/codegen/box/controlStructures/emptyFor.kt
index 4c899607ee6..99d38c94472 100644
--- a/compiler/testData/codegen/box/controlStructures/emptyFor.kt
+++ b/compiler/testData/codegen/box/controlStructures/emptyFor.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 var index = 0
 
 interface IterableIterator : Iterator<Int> {
diff --git a/compiler/testData/codegen/box/controlStructures/kt1742.kt b/compiler/testData/codegen/box/controlStructures/kt1742.kt
index cc1505a6ac6..6e950e30e41 100644
--- a/compiler/testData/codegen/box/controlStructures/kt1742.kt
+++ b/compiler/testData/codegen/box/controlStructures/kt1742.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun box(): String {
     val x = 2
     return when(x) {
diff --git a/compiler/testData/codegen/box/controlStructures/kt299.kt b/compiler/testData/codegen/box/controlStructures/kt299.kt
index 0a27769b6e5..9cb4628e7da 100644
--- a/compiler/testData/codegen/box/controlStructures/kt299.kt
+++ b/compiler/testData/codegen/box/controlStructures/kt299.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 class MyRange1() : ClosedRange<Int> {
     override val start: Int
         get() = 0
diff --git a/compiler/testData/codegen/box/controlStructures/kt772.kt b/compiler/testData/codegen/box/controlStructures/kt772.kt
index 3c454052db3..6facb9ef23d 100644
--- a/compiler/testData/codegen/box/controlStructures/kt772.kt
+++ b/compiler/testData/codegen/box/controlStructures/kt772.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 package demo2
 
 fun print(o : Any?) {}
diff --git a/compiler/testData/codegen/box/controlStructures/kt773.kt b/compiler/testData/codegen/box/controlStructures/kt773.kt
index 3c454052db3..6facb9ef23d 100644
--- a/compiler/testData/codegen/box/controlStructures/kt773.kt
+++ b/compiler/testData/codegen/box/controlStructures/kt773.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 package demo2
 
 fun print(o : Any?) {}
diff --git a/compiler/testData/codegen/box/controlStructures/kt958.kt b/compiler/testData/codegen/box/controlStructures/kt958.kt
index d99ef51951a..f32079bfb69 100644
--- a/compiler/testData/codegen/box/controlStructures/kt958.kt
+++ b/compiler/testData/codegen/box/controlStructures/kt958.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun test() = 239
 
 fun box() = if(test() in 239..240) "OK" else "fail"
diff --git a/compiler/testData/codegen/box/finally/kt3874.kt b/compiler/testData/codegen/box/finally/kt3874.kt
index 7fb3b091a59..fa0a4259d12 100644
--- a/compiler/testData/codegen/box/finally/kt3874.kt
+++ b/compiler/testData/codegen/box/finally/kt3874.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun test1(): String {
     var r = ""
     for (i in 1..2)  {
diff --git a/compiler/testData/codegen/box/finally/loopAndFinally.kt b/compiler/testData/codegen/box/finally/loopAndFinally.kt
index 02d7b6054a2..88425e55ac0 100644
--- a/compiler/testData/codegen/box/finally/loopAndFinally.kt
+++ b/compiler/testData/codegen/box/finally/loopAndFinally.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 //KT-3869 Loops and finally: outer finally block not run
 
 class MyString {
diff --git a/compiler/testData/codegen/box/finally/tryLoopTry.kt b/compiler/testData/codegen/box/finally/tryLoopTry.kt
index 15aeaba887e..0a969975070 100644
--- a/compiler/testData/codegen/box/finally/tryLoopTry.kt
+++ b/compiler/testData/codegen/box/finally/tryLoopTry.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 //test for appropriate
 
 class MyString {
diff --git a/compiler/testData/codegen/box/functions/kt1038.kt b/compiler/testData/codegen/box/functions/kt1038.kt
index b0a8a8f31d4..8b2f756f565 100644
--- a/compiler/testData/codegen/box/functions/kt1038.kt
+++ b/compiler/testData/codegen/box/functions/kt1038.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 //KT-1038 Cannot compile lazy iterators
 
 class YieldingIterator<T>(val yieldingFunction : ()->T?) : Iterator<T>
diff --git a/compiler/testData/codegen/box/functions/localFunction.kt b/compiler/testData/codegen/box/functions/localFunction.kt
index b1fac3958df..4507e1fdcf5 100644
--- a/compiler/testData/codegen/box/functions/localFunction.kt
+++ b/compiler/testData/codegen/box/functions/localFunction.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 fun IntRange.forEach(body : (Int) -> Unit) {
     for(i in this) {
         body(i)
diff --git a/compiler/testData/codegen/box/intrinsics/tostring.kt b/compiler/testData/codegen/box/intrinsics/tostring.kt
index afe3a1e8497..27f9f1a11a0 100644
--- a/compiler/testData/codegen/box/intrinsics/tostring.kt
+++ b/compiler/testData/codegen/box/intrinsics/tostring.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // TODO: muted automatically, investigate should it be ran for JS or not
 // IGNORE_BACKEND: JS
 
diff --git a/compiler/testData/codegen/box/labels/controlLabelClashesWithFuncitonName.kt b/compiler/testData/codegen/box/labels/controlLabelClashesWithFuncitonName.kt
index d08eb1c6e1b..ae2f251cc2c 100644
--- a/compiler/testData/codegen/box/labels/controlLabelClashesWithFuncitonName.kt
+++ b/compiler/testData/codegen/box/labels/controlLabelClashesWithFuncitonName.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun test1(): Boolean {
     test1@ for(i in 1..2) {
         continue@test1
diff --git a/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeTo/int/MultiDeclForComponentExtensions.kt b/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeTo/int/MultiDeclForComponentExtensions.kt
index 1668d6c10f9..68454565301 100644
--- a/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeTo/int/MultiDeclForComponentExtensions.kt
+++ b/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeTo/int/MultiDeclForComponentExtensions.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 operator fun Int.component1() = this + 1
 operator fun Int.component2() = this + 2
 
diff --git a/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeTo/int/MultiDeclForComponentExtensionsValCaptured.kt b/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeTo/int/MultiDeclForComponentExtensionsValCaptured.kt
index 0dea2e2ed49..7260d0528f6 100644
--- a/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeTo/int/MultiDeclForComponentExtensionsValCaptured.kt
+++ b/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeTo/int/MultiDeclForComponentExtensionsValCaptured.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 operator fun Int.component1() = this + 1
 operator fun Int.component2() = this + 2
 
diff --git a/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeTo/int/MultiDeclForComponentMemberExtensions.kt b/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeTo/int/MultiDeclForComponentMemberExtensions.kt
index 8793b317dc1..b5cade5f662 100644
--- a/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeTo/int/MultiDeclForComponentMemberExtensions.kt
+++ b/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeTo/int/MultiDeclForComponentMemberExtensions.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 class M {
   operator fun Int.component1() = this + 1
   operator fun Int.component2() = this + 2
diff --git a/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeTo/int/MultiDeclForComponentMemberExtensionsInExtensionFunction.kt b/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeTo/int/MultiDeclForComponentMemberExtensionsInExtensionFunction.kt
index d0127b64804..22ed58c8d10 100644
--- a/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeTo/int/MultiDeclForComponentMemberExtensionsInExtensionFunction.kt
+++ b/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeTo/int/MultiDeclForComponentMemberExtensionsInExtensionFunction.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 class M {
   operator fun Int.component1() = this + 1
   operator fun Int.component2() = this + 2
diff --git a/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeToWithDot/int/MultiDeclForComponentExtensions.kt b/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeToWithDot/int/MultiDeclForComponentExtensions.kt
index 1668d6c10f9..68454565301 100644
--- a/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeToWithDot/int/MultiDeclForComponentExtensions.kt
+++ b/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeToWithDot/int/MultiDeclForComponentExtensions.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 operator fun Int.component1() = this + 1
 operator fun Int.component2() = this + 2
 
diff --git a/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeToWithDot/int/MultiDeclForComponentExtensionsValCaptured.kt b/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeToWithDot/int/MultiDeclForComponentExtensionsValCaptured.kt
index 0dea2e2ed49..7260d0528f6 100644
--- a/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeToWithDot/int/MultiDeclForComponentExtensionsValCaptured.kt
+++ b/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeToWithDot/int/MultiDeclForComponentExtensionsValCaptured.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 operator fun Int.component1() = this + 1
 operator fun Int.component2() = this + 2
 
diff --git a/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeToWithDot/int/MultiDeclForComponentMemberExtensions.kt b/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeToWithDot/int/MultiDeclForComponentMemberExtensions.kt
index 8793b317dc1..b5cade5f662 100644
--- a/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeToWithDot/int/MultiDeclForComponentMemberExtensions.kt
+++ b/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeToWithDot/int/MultiDeclForComponentMemberExtensions.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 class M {
   operator fun Int.component1() = this + 1
   operator fun Int.component2() = this + 2
diff --git a/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeToWithDot/int/MultiDeclForComponentMemberExtensionsInExtensionFunction.kt b/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeToWithDot/int/MultiDeclForComponentMemberExtensionsInExtensionFunction.kt
index d0127b64804..22ed58c8d10 100644
--- a/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeToWithDot/int/MultiDeclForComponentMemberExtensionsInExtensionFunction.kt
+++ b/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeToWithDot/int/MultiDeclForComponentMemberExtensionsInExtensionFunction.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 class M {
   operator fun Int.component1() = this + 1
   operator fun Int.component2() = this + 2
diff --git a/compiler/testData/codegen/box/multiDecl/forRange/int/MultiDeclForComponentExtensions.kt b/compiler/testData/codegen/box/multiDecl/forRange/int/MultiDeclForComponentExtensions.kt
index e575643f94f..5f60ba33287 100644
--- a/compiler/testData/codegen/box/multiDecl/forRange/int/MultiDeclForComponentExtensions.kt
+++ b/compiler/testData/codegen/box/multiDecl/forRange/int/MultiDeclForComponentExtensions.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 operator fun Int.component1() = this + 1
 operator fun Int.component2() = this + 2
 
diff --git a/compiler/testData/codegen/box/multiDecl/forRange/int/MultiDeclForComponentExtensionsValCaptured.kt b/compiler/testData/codegen/box/multiDecl/forRange/int/MultiDeclForComponentExtensionsValCaptured.kt
index a4a18ab6f42..9a72ce29b4d 100644
--- a/compiler/testData/codegen/box/multiDecl/forRange/int/MultiDeclForComponentExtensionsValCaptured.kt
+++ b/compiler/testData/codegen/box/multiDecl/forRange/int/MultiDeclForComponentExtensionsValCaptured.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 operator fun Int.component1() = this + 1
 operator fun Int.component2() = this + 2
 
diff --git a/compiler/testData/codegen/box/multiDecl/forRange/int/MultiDeclForComponentMemberExtensions.kt b/compiler/testData/codegen/box/multiDecl/forRange/int/MultiDeclForComponentMemberExtensions.kt
index 3467fc76df8..e1a6673c11a 100644
--- a/compiler/testData/codegen/box/multiDecl/forRange/int/MultiDeclForComponentMemberExtensions.kt
+++ b/compiler/testData/codegen/box/multiDecl/forRange/int/MultiDeclForComponentMemberExtensions.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 class M {
   operator fun Int.component1() = this + 1
   operator fun Int.component2() = this + 2
diff --git a/compiler/testData/codegen/box/multiDecl/forRange/int/MultiDeclForComponentMemberExtensionsInExtensionFunction.kt b/compiler/testData/codegen/box/multiDecl/forRange/int/MultiDeclForComponentMemberExtensionsInExtensionFunction.kt
index 5e42b8c9633..1a20e756f0f 100644
--- a/compiler/testData/codegen/box/multiDecl/forRange/int/MultiDeclForComponentMemberExtensionsInExtensionFunction.kt
+++ b/compiler/testData/codegen/box/multiDecl/forRange/int/MultiDeclForComponentMemberExtensionsInExtensionFunction.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 class M {
   operator fun Int.component1() = this + 1
   operator fun Int.component2() = this + 2
diff --git a/compiler/testData/codegen/box/objects/flist.kt b/compiler/testData/codegen/box/objects/flist.kt
index d157428f882..38d9f83908a 100644
--- a/compiler/testData/codegen/box/objects/flist.kt
+++ b/compiler/testData/codegen/box/objects/flist.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 public abstract class FList<T>() {
     public abstract val head: T
     public abstract val tail: FList<T>
diff --git a/compiler/testData/codegen/box/objects/useAnonymousObjectAsIterator.kt b/compiler/testData/codegen/box/objects/useAnonymousObjectAsIterator.kt
index da8049dc0b5..814c710eb36 100644
--- a/compiler/testData/codegen/box/objects/useAnonymousObjectAsIterator.kt
+++ b/compiler/testData/codegen/box/objects/useAnonymousObjectAsIterator.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 // KT-5869
 
 operator fun <T> Iterator<T>.iterator(): Iterator<T> = this
diff --git a/compiler/testData/codegen/box/ranges/contains/inPrimitiveRange.kt b/compiler/testData/codegen/box/ranges/contains/inPrimitiveRange.kt
index 33ba6c5606c..2113dca0c54 100644
--- a/compiler/testData/codegen/box/ranges/contains/inPrimitiveRange.kt
+++ b/compiler/testData/codegen/box/ranges/contains/inPrimitiveRange.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // WITH_RUNTIME
 
 val range = 1 .. 3
diff --git a/compiler/testData/codegen/box/ranges/contains/rangeContainsString.kt b/compiler/testData/codegen/box/ranges/contains/rangeContainsString.kt
index 05f2b90dea1..9e2c9269f96 100644
--- a/compiler/testData/codegen/box/ranges/contains/rangeContainsString.kt
+++ b/compiler/testData/codegen/box/ranges/contains/rangeContainsString.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 operator fun IntRange.contains(s: String): Boolean = true
 
 fun box(): String {
diff --git a/compiler/testData/codegen/box/ranges/nullableLoopParameter/progressionExpression.kt b/compiler/testData/codegen/box/ranges/nullableLoopParameter/progressionExpression.kt
index 44f187f9256..2caf1a33808 100644
--- a/compiler/testData/codegen/box/ranges/nullableLoopParameter/progressionExpression.kt
+++ b/compiler/testData/codegen/box/ranges/nullableLoopParameter/progressionExpression.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun box(): String {
     var result = 0
     val intRange: IntProgression = 1..3
diff --git a/compiler/testData/codegen/box/ranges/nullableLoopParameter/rangeExpression.kt b/compiler/testData/codegen/box/ranges/nullableLoopParameter/rangeExpression.kt
index 2ee96f1cb13..7cc906c09d2 100644
--- a/compiler/testData/codegen/box/ranges/nullableLoopParameter/rangeExpression.kt
+++ b/compiler/testData/codegen/box/ranges/nullableLoopParameter/rangeExpression.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun box(): String {
     var result = 0
     val intRange = 1..3
diff --git a/compiler/testData/codegen/box/ranges/nullableLoopParameter/rangeLiteral.kt b/compiler/testData/codegen/box/ranges/nullableLoopParameter/rangeLiteral.kt
index f89e704b78a..52713ad8bf7 100644
--- a/compiler/testData/codegen/box/ranges/nullableLoopParameter/rangeLiteral.kt
+++ b/compiler/testData/codegen/box/ranges/nullableLoopParameter/rangeLiteral.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun box(): String {
     var result = 0
     for (i: Int? in 1..3) {
diff --git a/compiler/testData/codegen/box/specialBuiltins/emptyMap.kt b/compiler/testData/codegen/box/specialBuiltins/emptyMap.kt
index c6912bd3fa8..c0770bd6b2a 100644
--- a/compiler/testData/codegen/box/specialBuiltins/emptyMap.kt
+++ b/compiler/testData/codegen/box/specialBuiltins/emptyMap.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 private object EmptyMap : Map<Any, Nothing> {
     override val size: Int get() = 0
     override fun isEmpty(): Boolean = true
diff --git a/compiler/testData/codegen/box/specialBuiltins/emptyStringMap.kt b/compiler/testData/codegen/box/specialBuiltins/emptyStringMap.kt
index d5b1841166f..fd4953af8ec 100644
--- a/compiler/testData/codegen/box/specialBuiltins/emptyStringMap.kt
+++ b/compiler/testData/codegen/box/specialBuiltins/emptyStringMap.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 private object EmptyStringMap : Map<String, Nothing> {
     override val size: Int get() = 0
     override fun isEmpty(): Boolean = true
diff --git a/compiler/testData/codegen/box/specialBuiltins/irrelevantRemoveAtOverride.kt b/compiler/testData/codegen/box/specialBuiltins/irrelevantRemoveAtOverride.kt
index 74b435671f2..747fb11092b 100644
--- a/compiler/testData/codegen/box/specialBuiltins/irrelevantRemoveAtOverride.kt
+++ b/compiler/testData/codegen/box/specialBuiltins/irrelevantRemoveAtOverride.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // IGNORE_BACKEND: NATIVE
 
 interface Container {
diff --git a/compiler/testData/codegen/box/specialBuiltins/maps.kt b/compiler/testData/codegen/box/specialBuiltins/maps.kt
index 11f356ce047..e16c06cba11 100644
--- a/compiler/testData/codegen/box/specialBuiltins/maps.kt
+++ b/compiler/testData/codegen/box/specialBuiltins/maps.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // IGNORE_BACKEND: NATIVE
 
 class A : Map<String, String> {
diff --git a/compiler/testData/codegen/box/specialBuiltins/noSpecialBridgeInSuperClass.kt b/compiler/testData/codegen/box/specialBuiltins/noSpecialBridgeInSuperClass.kt
index d6f5e02cf99..8857356fa06 100644
--- a/compiler/testData/codegen/box/specialBuiltins/noSpecialBridgeInSuperClass.kt
+++ b/compiler/testData/codegen/box/specialBuiltins/noSpecialBridgeInSuperClass.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // IGNORE_BACKEND: NATIVE
 
 var result = ""
diff --git a/compiler/testData/codegen/box/specialBuiltins/redundantStubForSize.kt b/compiler/testData/codegen/box/specialBuiltins/redundantStubForSize.kt
index c198fd8a311..df0376cc9cb 100644
--- a/compiler/testData/codegen/box/specialBuiltins/redundantStubForSize.kt
+++ b/compiler/testData/codegen/box/specialBuiltins/redundantStubForSize.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 open class A1 {
     open val size: Int = 56
 }
diff --git a/compiler/testData/codegen/box/specialBuiltins/removeAtTwoSpecialBridges.kt b/compiler/testData/codegen/box/specialBuiltins/removeAtTwoSpecialBridges.kt
index 9b4bd74b9c6..7a312ef58fb 100644
--- a/compiler/testData/codegen/box/specialBuiltins/removeAtTwoSpecialBridges.kt
+++ b/compiler/testData/codegen/box/specialBuiltins/removeAtTwoSpecialBridges.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 // IGNORE_BACKEND: NATIVE
 
 open class A0<E> : MutableList<E> {
diff --git a/compiler/testData/codegen/box/when/whenSubjectVariable/rangeCheckOnSubjectVariable.kt b/compiler/testData/codegen/box/when/whenSubjectVariable/rangeCheckOnSubjectVariable.kt
index fc37fb3115b..c093688f7d6 100644
--- a/compiler/testData/codegen/box/when/whenSubjectVariable/rangeCheckOnSubjectVariable.kt
+++ b/compiler/testData/codegen/box/when/whenSubjectVariable/rangeCheckOnSubjectVariable.kt
@@ -1,5 +1,4 @@
 // !LANGUAGE: +VariableDeclarationInWhenSubject
-// IGNORE_BACKEND: JS_IR
 
 val x = 1
 
diff --git a/compiler/testData/codegen/boxInline/nonLocalReturns/tryFinally/exceptionTable/break.kt b/compiler/testData/codegen/boxInline/nonLocalReturns/tryFinally/exceptionTable/break.kt
index 06b2ce3b40c..3ba44f84b8a 100644
--- a/compiler/testData/codegen/boxInline/nonLocalReturns/tryFinally/exceptionTable/break.kt
+++ b/compiler/testData/codegen/boxInline/nonLocalReturns/tryFinally/exceptionTable/break.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 // FILE: 1.kt
 
 package test
diff --git a/compiler/testData/codegen/boxInline/nonLocalReturns/tryFinally/exceptionTable/continue.kt b/compiler/testData/codegen/boxInline/nonLocalReturns/tryFinally/exceptionTable/continue.kt
index 3b46a62d886..54a08207e5f 100644
--- a/compiler/testData/codegen/boxInline/nonLocalReturns/tryFinally/exceptionTable/continue.kt
+++ b/compiler/testData/codegen/boxInline/nonLocalReturns/tryFinally/exceptionTable/continue.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 // FILE: 1.kt
 
 package test
diff --git a/compiler/testData/codegen/boxInline/nonLocalReturns/tryFinally/exceptionTable/forInFinally.kt b/compiler/testData/codegen/boxInline/nonLocalReturns/tryFinally/exceptionTable/forInFinally.kt
index 86d0271c080..ab9666b28bf 100644
--- a/compiler/testData/codegen/boxInline/nonLocalReturns/tryFinally/exceptionTable/forInFinally.kt
+++ b/compiler/testData/codegen/boxInline/nonLocalReturns/tryFinally/exceptionTable/forInFinally.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 // FILE: 1.kt
 
 package test
diff --git a/js/js.tests/test/org/jetbrains/kotlin/js/test/BasicIrBoxTest.kt b/js/js.tests/test/org/jetbrains/kotlin/js/test/BasicIrBoxTest.kt
index 6cd958e9b4b..d969a79899e 100644
--- a/js/js.tests/test/org/jetbrains/kotlin/js/test/BasicIrBoxTest.kt
+++ b/js/js.tests/test/org/jetbrains/kotlin/js/test/BasicIrBoxTest.kt
@@ -22,6 +22,16 @@ private val runtimeSources = listOfKtFilesFrom(
     "libraries/stdlib/js/src/kotlin/core.kt",
     "core/builtins/native/kotlin/Number.kt",
     "core/builtins/native/kotlin/Comparable.kt",
+    "core/builtins/src/kotlin/internal/InternalAnnotations.kt",
+    "core/builtins/src/kotlin/internal/progressionUtil.kt",
+    "core/builtins/src/kotlin/Iterators.kt",
+    "core/builtins/src/kotlin/ProgressionIterators.kt",
+    "core/builtins/src/kotlin/Progressions.kt",
+    "core/builtins/src/kotlin/Range.kt",
+    "core/builtins/src/kotlin/Ranges.kt",
+    "core/builtins/src/kotlin/Unit.kt",
+    "core/builtins/native/kotlin/Collections.kt",
+    "core/builtins/native/kotlin/Iterator.kt",
     "libraries/stdlib/js/irRuntime",
     BasicBoxTest.COMMON_FILES_DIR_PATH
 )
diff --git a/js/js.translator/testData/box/closure/closureReferencingMember.kt b/js/js.translator/testData/box/closure/closureReferencingMember.kt
index 50375f776e1..c8ca8de88a6 100644
--- a/js/js.translator/testData/box/closure/closureReferencingMember.kt
+++ b/js/js.translator/testData/box/closure/closureReferencingMember.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1117
 package foo
 
diff --git a/js/js.translator/testData/box/expression/evaluationOrder/castWithBreakContinueReturn.kt b/js/js.translator/testData/box/expression/evaluationOrder/castWithBreakContinueReturn.kt
index 04b7aed919c..09de08f7852 100644
--- a/js/js.translator/testData/box/expression/evaluationOrder/castWithBreakContinueReturn.kt
+++ b/js/js.translator/testData/box/expression/evaluationOrder/castWithBreakContinueReturn.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1125
 package foo
 
diff --git a/js/js.translator/testData/box/expression/evaluationOrder/loopWithBreakContinueReturnInCondition.kt b/js/js.translator/testData/box/expression/evaluationOrder/loopWithBreakContinueReturnInCondition.kt
index 5fe1d6b091c..db92d77fd12 100644
--- a/js/js.translator/testData/box/expression/evaluationOrder/loopWithBreakContinueReturnInCondition.kt
+++ b/js/js.translator/testData/box/expression/evaluationOrder/loopWithBreakContinueReturnInCondition.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1236
 package foo
 
@@ -86,4 +85,4 @@ fun box(): String {
     assertEquals(":return:", global)
 
     return "OK"
-}
\ No newline at end of file
+}
diff --git a/js/js.translator/testData/box/expression/for/forWithComplexOneStatement.kt b/js/js.translator/testData/box/expression/for/forWithComplexOneStatement.kt
index 1d9933d7abd..507eaccc63a 100644
--- a/js/js.translator/testData/box/expression/for/forWithComplexOneStatement.kt
+++ b/js/js.translator/testData/box/expression/for/forWithComplexOneStatement.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1112
 package foo
 
diff --git a/js/js.translator/testData/box/expression/for/labeledForWithContinue.kt b/js/js.translator/testData/box/expression/for/labeledForWithContinue.kt
index 42e0e5be4f4..6300dad0ecc 100644
--- a/js/js.translator/testData/box/expression/for/labeledForWithContinue.kt
+++ b/js/js.translator/testData/box/expression/for/labeledForWithContinue.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1114
 // http://youtrack.jetbrains.com/issue/KT-5257
 // JS: for with continue with label fails on runtime
diff --git a/js/js.translator/testData/box/expression/for/labeledForWithWhile.kt b/js/js.translator/testData/box/expression/for/labeledForWithWhile.kt
index 8d84f79df3d..d2030193520 100644
--- a/js/js.translator/testData/box/expression/for/labeledForWithWhile.kt
+++ b/js/js.translator/testData/box/expression/for/labeledForWithWhile.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1112
 package foo
 
diff --git a/js/js.translator/testData/box/expression/misc/inheritFromJetIterator.kt b/js/js.translator/testData/box/expression/misc/inheritFromJetIterator.kt
index b8d83eb8b94..eebdb8d7125 100644
--- a/js/js.translator/testData/box/expression/misc/inheritFromJetIterator.kt
+++ b/js/js.translator/testData/box/expression/misc/inheritFromJetIterator.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1113
 package foo
 
diff --git a/js/js.translator/testData/box/expression/misc/packageLevelVarInPackage.kt b/js/js.translator/testData/box/expression/misc/packageLevelVarInPackage.kt
index 0ed3cac6881..7404d370b70 100644
--- a/js/js.translator/testData/box/expression/misc/packageLevelVarInPackage.kt
+++ b/js/js.translator/testData/box/expression/misc/packageLevelVarInPackage.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1110
 package foo
 
diff --git a/js/js.translator/testData/box/expression/misc/packageLevelVarInRoot.kt b/js/js.translator/testData/box/expression/misc/packageLevelVarInRoot.kt
index 5536b7df3be..a5e9680863d 100644
--- a/js/js.translator/testData/box/expression/misc/packageLevelVarInRoot.kt
+++ b/js/js.translator/testData/box/expression/misc/packageLevelVarInRoot.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1110
 var c = 2
 
diff --git a/js/js.translator/testData/box/expression/when/whenStatementWithRangeClause.kt b/js/js.translator/testData/box/expression/when/whenStatementWithRangeClause.kt
index 6af024b228f..fffb5e11f91 100644
--- a/js/js.translator/testData/box/expression/when/whenStatementWithRangeClause.kt
+++ b/js/js.translator/testData/box/expression/when/whenStatementWithRangeClause.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1109
 // see KT-7683
 // WhenTranslator must recognize KtWhenConditionInRange for when statement
diff --git a/js/js.translator/testData/box/expression/when/whenWithCustomRangeClause.kt b/js/js.translator/testData/box/expression/when/whenWithCustomRangeClause.kt
index 22196db5ce9..09490993254 100644
--- a/js/js.translator/testData/box/expression/when/whenWithCustomRangeClause.kt
+++ b/js/js.translator/testData/box/expression/when/whenWithCustomRangeClause.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1122
 // see KT-7683
 // WhenTranslator must recognize KtWhenConditionInRange for custom classes that implement ClosedRange
diff --git a/js/js.translator/testData/box/expression/when/whenWithRangeClause.kt b/js/js.translator/testData/box/expression/when/whenWithRangeClause.kt
index 992a31dcaa6..43a33abb40f 100644
--- a/js/js.translator/testData/box/expression/when/whenWithRangeClause.kt
+++ b/js/js.translator/testData/box/expression/when/whenWithRangeClause.kt
@@ -1,5 +1,4 @@
-// IGNORE_BACKEND: JS_IR
-// EXPECTED_REACHABLE_NODES: 1230
+// EXPECTED_REACHABLE_NODES: 1112
 // see KT-7683
 // WhenTranslator must recognize KtWhenConditionInRange and produce faster code when matched expression is Int
 package foo
@@ -31,4 +30,4 @@ fun get(value: Int): Int {
     invocationCount++
     return value
 }
-var invocationCount = 0
\ No newline at end of file
+var invocationCount = 0
diff --git a/js/js.translator/testData/box/inheritance/fromFakeClasses.kt b/js/js.translator/testData/box/inheritance/fromFakeClasses.kt
index 0201cd2b36b..0bc2f5b1d4a 100644
--- a/js/js.translator/testData/box/inheritance/fromFakeClasses.kt
+++ b/js/js.translator/testData/box/inheritance/fromFakeClasses.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1131
 package foo
 
diff --git a/js/js.translator/testData/box/inline/inlineCallNoInline.kt b/js/js.translator/testData/box/inline/inlineCallNoInline.kt
index bfacfc45af0..64172bd3645 100644
--- a/js/js.translator/testData/box/inline/inlineCallNoInline.kt
+++ b/js/js.translator/testData/box/inline/inlineCallNoInline.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1115
 package foo
 
diff --git a/js/js.translator/testData/box/inline/localInlineExtensionFunction.kt b/js/js.translator/testData/box/inline/localInlineExtensionFunction.kt
index f911da9bcaf..74b458dfdf4 100644
--- a/js/js.translator/testData/box/inline/localInlineExtensionFunction.kt
+++ b/js/js.translator/testData/box/inline/localInlineExtensionFunction.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1152
 package foo
 
diff --git a/js/js.translator/testData/box/inline/localInlineFunction.kt b/js/js.translator/testData/box/inline/localInlineFunction.kt
index 808276175f0..349b22e3ed7 100644
--- a/js/js.translator/testData/box/inline/localInlineFunction.kt
+++ b/js/js.translator/testData/box/inline/localInlineFunction.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1114
 package foo
 
diff --git a/js/js.translator/testData/box/inline/thisImplicitlyCaptured.kt b/js/js.translator/testData/box/inline/thisImplicitlyCaptured.kt
index 5ea223cffea..cb23a7b63a6 100644
--- a/js/js.translator/testData/box/inline/thisImplicitlyCaptured.kt
+++ b/js/js.translator/testData/box/inline/thisImplicitlyCaptured.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1125
 package foo
 
diff --git a/js/js.translator/testData/box/inlineEvaluationOrder/for.kt b/js/js.translator/testData/box/inlineEvaluationOrder/for.kt
index 8aeeb886b73..dbe3d7e3071 100644
--- a/js/js.translator/testData/box/inlineEvaluationOrder/for.kt
+++ b/js/js.translator/testData/box/inlineEvaluationOrder/for.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1116
 package foo
 
diff --git a/js/js.translator/testData/box/jsCode/labelNestedClashWithKotlin.kt b/js/js.translator/testData/box/jsCode/labelNestedClashWithKotlin.kt
index 7e035a633fd..b72a87b844c 100644
--- a/js/js.translator/testData/box/jsCode/labelNestedClashWithKotlin.kt
+++ b/js/js.translator/testData/box/jsCode/labelNestedClashWithKotlin.kt
@@ -1,5 +1,4 @@
-// IGNORE_BACKEND: JS_IR
-// EXPECTED_REACHABLE_NODES: 1229
+// EXPECTED_REACHABLE_NODES: 1112
 package foo
 
 fun box(): String {
@@ -32,4 +31,4 @@ fun box(): String {
     assertEquals(sum - skipOuter - skipInner, sumInner, "sumInner")
 
     return "OK"
-}
\ No newline at end of file
+}
diff --git a/js/js.translator/testData/box/labels/labelWithVariableClashing.kt b/js/js.translator/testData/box/labels/labelWithVariableClashing.kt
index fed39b04c54..58e89945f33 100644
--- a/js/js.translator/testData/box/labels/labelWithVariableClashing.kt
+++ b/js/js.translator/testData/box/labels/labelWithVariableClashing.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1114
 package foo
 
diff --git a/js/js.translator/testData/box/labels/nestedLabels.kt b/js/js.translator/testData/box/labels/nestedLabels.kt
index b4a9663a025..3c9b774521f 100644
--- a/js/js.translator/testData/box/labels/nestedLabels.kt
+++ b/js/js.translator/testData/box/labels/nestedLabels.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1115
 package foo
 
diff --git a/js/js.translator/testData/box/labels/nestedLabelsInlinedClashing.kt b/js/js.translator/testData/box/labels/nestedLabelsInlinedClashing.kt
index c257b946928..4db1a72b239 100644
--- a/js/js.translator/testData/box/labels/nestedLabelsInlinedClashing.kt
+++ b/js/js.translator/testData/box/labels/nestedLabelsInlinedClashing.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1146
 package foo
 
diff --git a/js/js.translator/testData/box/labels/nestedLabelsInlinedClashingAtFunctionsWithClosure.kt b/js/js.translator/testData/box/labels/nestedLabelsInlinedClashingAtFunctionsWithClosure.kt
index 0c397346877..a82c6b050e8 100644
--- a/js/js.translator/testData/box/labels/nestedLabelsInlinedClashingAtFunctionsWithClosure.kt
+++ b/js/js.translator/testData/box/labels/nestedLabelsInlinedClashingAtFunctionsWithClosure.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1146
 package foo
 
diff --git a/js/js.translator/testData/box/labels/peculiarNames.kt b/js/js.translator/testData/box/labels/peculiarNames.kt
index cc5bff87b3f..be15a49e475 100644
--- a/js/js.translator/testData/box/labels/peculiarNames.kt
+++ b/js/js.translator/testData/box/labels/peculiarNames.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1108
 fun box(): String {
     var log = ""
diff --git a/js/js.translator/testData/box/labels/siblingLabels.kt b/js/js.translator/testData/box/labels/siblingLabels.kt
index 7ea76acbea3..3041e93bf79 100644
--- a/js/js.translator/testData/box/labels/siblingLabels.kt
+++ b/js/js.translator/testData/box/labels/siblingLabels.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1115
 package foo
 
diff --git a/js/js.translator/testData/box/labels/siblingLabelsInlined.kt b/js/js.translator/testData/box/labels/siblingLabelsInlined.kt
index 78d8af1be62..bd51e60a635 100644
--- a/js/js.translator/testData/box/labels/siblingLabelsInlined.kt
+++ b/js/js.translator/testData/box/labels/siblingLabelsInlined.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1113
 package foo
 
diff --git a/js/js.translator/testData/box/labels/siblingLabelsInlinedClashing.kt b/js/js.translator/testData/box/labels/siblingLabelsInlinedClashing.kt
index 794ea053e08..4a3ea25f15f 100644
--- a/js/js.translator/testData/box/labels/siblingLabelsInlinedClashing.kt
+++ b/js/js.translator/testData/box/labels/siblingLabelsInlinedClashing.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1113
 package foo
 
diff --git a/js/js.translator/testData/box/labels/simpleLabel.kt b/js/js.translator/testData/box/labels/simpleLabel.kt
index d386b9b7630..0e2585f40df 100644
--- a/js/js.translator/testData/box/labels/simpleLabel.kt
+++ b/js/js.translator/testData/box/labels/simpleLabel.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1114
 package foo
 
diff --git a/js/js.translator/testData/box/labels/simpleLabelInlined.kt b/js/js.translator/testData/box/labels/simpleLabelInlined.kt
index 192afb71c55..f3fc938a6e3 100644
--- a/js/js.translator/testData/box/labels/simpleLabelInlined.kt
+++ b/js/js.translator/testData/box/labels/simpleLabelInlined.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1108
 package foo
 
diff --git a/js/js.translator/testData/box/multideclaration/multiValInIntFor.kt b/js/js.translator/testData/box/multideclaration/multiValInIntFor.kt
index 41a85f24389..96049bc1923 100644
--- a/js/js.translator/testData/box/multideclaration/multiValInIntFor.kt
+++ b/js/js.translator/testData/box/multideclaration/multiValInIntFor.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1110
 package foo
 
diff --git a/js/js.translator/testData/box/multideclaration/multiValInIntRangeFor.kt b/js/js.translator/testData/box/multideclaration/multiValInIntRangeFor.kt
index 5d6c392cb95..6065a6af451 100644
--- a/js/js.translator/testData/box/multideclaration/multiValInIntRangeFor.kt
+++ b/js/js.translator/testData/box/multideclaration/multiValInIntRangeFor.kt
@@ -1,5 +1,4 @@
-// IGNORE_BACKEND: JS_IR
-// EXPECTED_REACHABLE_NODES: 1228
+// EXPECTED_REACHABLE_NODES: 1110
 package foo
 
 operator fun Int.component1(): Int {
@@ -21,4 +20,4 @@ fun box(): String {
     if (s != "b") return "s != 'b', it: $s"
 
     return "OK"
-}
\ No newline at end of file
+}
diff --git a/js/js.translator/testData/box/nestedTypes/inheritanceFromNestedBuiltIn.kt b/js/js.translator/testData/box/nestedTypes/inheritanceFromNestedBuiltIn.kt
index f8403d413f5..0a6de09b690 100644
--- a/js/js.translator/testData/box/nestedTypes/inheritanceFromNestedBuiltIn.kt
+++ b/js/js.translator/testData/box/nestedTypes/inheritanceFromNestedBuiltIn.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1113
 package foo
 
diff --git a/js/js.translator/testData/box/range/creatingProgressions.kt b/js/js.translator/testData/box/range/creatingProgressions.kt
index 8772f81b9fd..b12a8727ced 100644
--- a/js/js.translator/testData/box/range/creatingProgressions.kt
+++ b/js/js.translator/testData/box/range/creatingProgressions.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1143
 package foo
 
diff --git a/js/js.translator/testData/box/range/explicitRange.kt b/js/js.translator/testData/box/range/explicitRange.kt
index cdd1a30decf..1c6705e56fe 100644
--- a/js/js.translator/testData/box/range/explicitRange.kt
+++ b/js/js.translator/testData/box/range/explicitRange.kt
@@ -1,5 +1,4 @@
-// IGNORE_BACKEND: JS_IR
-// EXPECTED_REACHABLE_NODES: 1226
+// EXPECTED_REACHABLE_NODES: 1108
 package foo
 
 fun box(): String {
diff --git a/js/js.translator/testData/box/range/intInRange.kt b/js/js.translator/testData/box/range/intInRange.kt
index 69e2846a5e5..da175072ef8 100644
--- a/js/js.translator/testData/box/range/intInRange.kt
+++ b/js/js.translator/testData/box/range/intInRange.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1108
 package foo
 
diff --git a/js/js.translator/testData/box/range/iteratingOverRanges.kt b/js/js.translator/testData/box/range/iteratingOverRanges.kt
index 81197f61612..56cb03b8907 100644
--- a/js/js.translator/testData/box/range/iteratingOverRanges.kt
+++ b/js/js.translator/testData/box/range/iteratingOverRanges.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1108
 package foo
 
diff --git a/js/js.translator/testData/box/range/rangeSugarSyntax.kt b/js/js.translator/testData/box/range/rangeSugarSyntax.kt
index e9251813112..7d2e562a191 100644
--- a/js/js.translator/testData/box/range/rangeSugarSyntax.kt
+++ b/js/js.translator/testData/box/range/rangeSugarSyntax.kt
@@ -1,6 +1,4 @@
-// IGNORE_BACKEND: JS_IR
-// EXPECTED_REACHABLE_NODES: 1226
-package foo
+// EXPECTED_REACHABLE_NODES: 1108
 
 fun box(): String {
 
diff --git a/js/js.translator/testData/box/range/rangeToDoesNotIterate.kt b/js/js.translator/testData/box/range/rangeToDoesNotIterate.kt
index 9479bedd22b..2de051276c3 100644
--- a/js/js.translator/testData/box/range/rangeToDoesNotIterate.kt
+++ b/js/js.translator/testData/box/range/rangeToDoesNotIterate.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1108
 package foo
 
diff --git a/libraries/stdlib/js/irRuntime/exceptions.kt b/libraries/stdlib/js/irRuntime/exceptions.kt
index e08ae6ac4d7..40523d7fae0 100644
--- a/libraries/stdlib/js/irRuntime/exceptions.kt
+++ b/libraries/stdlib/js/irRuntime/exceptions.kt
@@ -55,10 +55,15 @@ open class UnsupportedOperationException(message: String?, cause: Throwable?) :
     constructor(cause: Throwable?) : this(null, cause)
 }
 
+open class NoSuchElementException(message: String?, cause: Throwable?) : RuntimeException(message, cause) {
+    constructor() : this(null, null)
+    constructor(message: String?) : this(message, null)
+}
+
 // TODO: fix function names to satisfy style convention (depends on built-in names)
 fun THROW_CCE() {
     throw ClassCastException()
 }
 fun THROW_NPE() {
     throw NullPointerException()
-}
\ No newline at end of file
+}
diff --git a/libraries/stdlib/js/irRuntime/rangeTo.kt b/libraries/stdlib/js/irRuntime/rangeTo.kt
new file mode 100644
index 00000000000..28aa61afa03
--- /dev/null
+++ b/libraries/stdlib/js/irRuntime/rangeTo.kt
@@ -0,0 +1,15 @@
+/*
+ * Copyright 2010-2018 JetBrains s.r.o. 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.js
+
+// Creates IntRange for {Byte, Short, Int}.rangeTo(x: {Byte, Short, Int})
+fun numberRangeToNumber(start: dynamic, endInclusive: dynamic) =
+    IntRange(start, endInclusive)
+
+// Create LongRange for {Byte, Short, Int}.rangeTo(x: Long)
+// Long.rangeTo(x: *) should be implemented in Long class
+fun numberRangeToLong(start: dynamic, endInclusive: dynamic) =
+    LongRange(numberToLong(start), endInclusive)