diff --git a/compiler/testData/codegen/box/arrays/forEachBooleanArray.kt b/compiler/testData/codegen/box/arrays/forEachBooleanArray.kt
index f0238410cc5..481fdae1c33 100644
--- a/compiler/testData/codegen/box/arrays/forEachBooleanArray.kt
+++ b/compiler/testData/codegen/box/arrays/forEachBooleanArray.kt
@@ -1,3 +1,4 @@
+// IGNORE_BACKEND: JS_IR
 fun box(): String {
     for (x in BooleanArray(5)) {
         if (x != false) return "Fail $x"
diff --git a/compiler/testData/codegen/box/arrays/forEachCharArray.kt b/compiler/testData/codegen/box/arrays/forEachCharArray.kt
index 4b797671175..9056fc256a1 100644
--- a/compiler/testData/codegen/box/arrays/forEachCharArray.kt
+++ b/compiler/testData/codegen/box/arrays/forEachCharArray.kt
@@ -1,3 +1,4 @@
+// IGNORE_BACKEND: JS_IR
 fun box(): String {
     for (x in CharArray(5)) {
         if (x != 0.toChar()) return "Fail $x"
diff --git a/compiler/testData/codegen/box/arrays/forEachLongArray.kt b/compiler/testData/codegen/box/arrays/forEachLongArray.kt
index 6ed0259f765..a31bab7db15 100644
--- a/compiler/testData/codegen/box/arrays/forEachLongArray.kt
+++ b/compiler/testData/codegen/box/arrays/forEachLongArray.kt
@@ -1,3 +1,4 @@
+// IGNORE_BACKEND: JS_IR
 fun box(): String {
     for (x in LongArray(5)) {
         if (x != 0.toLong()) return "Fail $x"
diff --git a/compiler/testData/codegen/box/arrays/indicesChar.kt b/compiler/testData/codegen/box/arrays/indicesChar.kt
index 89959e1f0c9..8b5251961bb 100644
--- a/compiler/testData/codegen/box/arrays/indicesChar.kt
+++ b/compiler/testData/codegen/box/arrays/indicesChar.kt
@@ -1,3 +1,4 @@
+// IGNORE_BACKEND: JS_IR
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/arrays/iteratorLongArray.kt b/compiler/testData/codegen/box/arrays/iteratorLongArray.kt
index b1033002764..adbe9f255fb 100644
--- a/compiler/testData/codegen/box/arrays/iteratorLongArray.kt
+++ b/compiler/testData/codegen/box/arrays/iteratorLongArray.kt
@@ -1,3 +1,4 @@
+// IGNORE_BACKEND: JS_IR
 fun box(): String {
     val a = LongArray(5)
     val x = a.iterator()
diff --git a/compiler/testData/codegen/box/arrays/iteratorLongArrayNextLong.kt b/compiler/testData/codegen/box/arrays/iteratorLongArrayNextLong.kt
index cc9cec5d570..83479cf485d 100644
--- a/compiler/testData/codegen/box/arrays/iteratorLongArrayNextLong.kt
+++ b/compiler/testData/codegen/box/arrays/iteratorLongArrayNextLong.kt
@@ -1,3 +1,4 @@
+// IGNORE_BACKEND: JS_IR
 fun box(): String {
     val a = LongArray(5)
     val x = a.iterator()
diff --git a/compiler/testData/codegen/box/arrays/multiDecl/kt15575.kt b/compiler/testData/codegen/box/arrays/multiDecl/kt15575.kt
index 16a7300358b..4c42fec0764 100644
--- a/compiler/testData/codegen/box/arrays/multiDecl/kt15575.kt
+++ b/compiler/testData/codegen/box/arrays/multiDecl/kt15575.kt
@@ -1,3 +1,4 @@
+// IGNORE_BACKEND: JS_IR
 fun box(): String {
     val transform = transform(Array(1) { BooleanArray(1) })
     if (!transform[0][0]) return "OK"
diff --git a/compiler/testData/codegen/box/arrays/primitiveArrays.kt b/compiler/testData/codegen/box/arrays/primitiveArrays.kt
index 806b11ee1d0..035beb24ee0 100644
--- a/compiler/testData/codegen/box/arrays/primitiveArrays.kt
+++ b/compiler/testData/codegen/box/arrays/primitiveArrays.kt
@@ -1,3 +1,4 @@
+// IGNORE_BACKEND: JS_IR
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/boxingOptimization/fold.kt b/compiler/testData/codegen/box/boxingOptimization/fold.kt
index 370b77d7a3b..3f579619847 100644
--- a/compiler/testData/codegen/box/boxingOptimization/fold.kt
+++ b/compiler/testData/codegen/box/boxingOptimization/fold.kt
@@ -1,3 +1,4 @@
+// IGNORE_BACKEND: JS_IR
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/callableReference/varargAndDefaults/inline.kt b/compiler/testData/codegen/box/callableReference/varargAndDefaults/inline.kt
index 43de3a090f0..29c7a3b13d9 100644
--- a/compiler/testData/codegen/box/callableReference/varargAndDefaults/inline.kt
+++ b/compiler/testData/codegen/box/callableReference/varargAndDefaults/inline.kt
@@ -1,5 +1,5 @@
 // !LANGUAGE: +NewInference
-// IGNORE_BACKEND: JS, JVM_IR
+// IGNORE_BACKEND: JS, JVM_IR, JS_IR
 
 fun foo(vararg l: Long, s: String = "OK"): String =
         if (l.size == 0) s else "Fail"
diff --git a/compiler/testData/codegen/box/increment/arrayElement.kt b/compiler/testData/codegen/box/increment/arrayElement.kt
index e74d4d23515..d03372e8abb 100644
--- a/compiler/testData/codegen/box/increment/arrayElement.kt
+++ b/compiler/testData/codegen/box/increment/arrayElement.kt
@@ -1,3 +1,4 @@
+// IGNORE_BACKEND: JS_IR
 fun box(): String {
     val aByte: Array<Byte> = arrayOf<Byte>(1)
     val bByte: ByteArray = byteArrayOf(1)
diff --git a/compiler/testData/codegen/box/inlineClasses/secondaryConstructorWithVararg.kt b/compiler/testData/codegen/box/inlineClasses/secondaryConstructorWithVararg.kt
index e898e64309c..e0a94b6356f 100644
--- a/compiler/testData/codegen/box/inlineClasses/secondaryConstructorWithVararg.kt
+++ b/compiler/testData/codegen/box/inlineClasses/secondaryConstructorWithVararg.kt
@@ -1,6 +1,6 @@
 // !LANGUAGE: +InlineClasses
 // WITH_RUNTIME
-// IGNORE_BACKEND: JVM_IR
+// IGNORE_BACKEND: JVM_IR, JS_IR
 
 inline class Z(val x: Int) {
     constructor(vararg ys: Long) : this(ys.size)
diff --git a/compiler/testData/codegen/box/intrinsics/kt10131a.kt b/compiler/testData/codegen/box/intrinsics/kt10131a.kt
index 92d2ea4ba02..1f3fed9f9d6 100644
--- a/compiler/testData/codegen/box/intrinsics/kt10131a.kt
+++ b/compiler/testData/codegen/box/intrinsics/kt10131a.kt
@@ -1,3 +1,4 @@
+// IGNORE_BACKEND: JS_IR
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/intrinsics/throwableParamOrder.kt b/compiler/testData/codegen/box/intrinsics/throwableParamOrder.kt
index 7708a6de220..fe1f09305d4 100644
--- a/compiler/testData/codegen/box/intrinsics/throwableParamOrder.kt
+++ b/compiler/testData/codegen/box/intrinsics/throwableParamOrder.kt
@@ -1,3 +1,4 @@
+// IGNORE_BACKEND: JS_IR
 var res = ""
 
 fun getM(): String {
diff --git a/compiler/testData/codegen/box/specialBuiltins/exceptionCause.kt b/compiler/testData/codegen/box/specialBuiltins/exceptionCause.kt
index cd0501bdf1d..e50e8bb11d1 100644
--- a/compiler/testData/codegen/box/specialBuiltins/exceptionCause.kt
+++ b/compiler/testData/codegen/box/specialBuiltins/exceptionCause.kt
@@ -1,3 +1,4 @@
+// IGNORE_BACKEND: JS_IR
 class CustomException : Throwable {
     constructor(message: String?, cause: Throwable?) : super(message, cause)
 
diff --git a/compiler/testData/codegen/box/specialBuiltins/throwable.kt b/compiler/testData/codegen/box/specialBuiltins/throwable.kt
index e4040a63794..b9c1a57f325 100644
--- a/compiler/testData/codegen/box/specialBuiltins/throwable.kt
+++ b/compiler/testData/codegen/box/specialBuiltins/throwable.kt
@@ -1,3 +1,4 @@
+// IGNORE_BACKEND: JS_IR
 fun box(): String {
     try {
         throw Throwable("OK", null)
diff --git a/compiler/testData/codegen/box/specialBuiltins/throwableCause.kt b/compiler/testData/codegen/box/specialBuiltins/throwableCause.kt
index ade7379bb50..14ea9c9b413 100644
--- a/compiler/testData/codegen/box/specialBuiltins/throwableCause.kt
+++ b/compiler/testData/codegen/box/specialBuiltins/throwableCause.kt
@@ -1,3 +1,4 @@
+// IGNORE_BACKEND: JS_IR
 fun box(): String {
     var t = Throwable("O", Throwable("K"))
     if (t.message != "O" || t.cause?.message != "K") return "fail1"
diff --git a/compiler/testData/codegen/box/vararg/doNotCopyImmediatelyCreatedArrays.kt b/compiler/testData/codegen/box/vararg/doNotCopyImmediatelyCreatedArrays.kt
index 6cc4d47dc23..e15927dda7a 100644
--- a/compiler/testData/codegen/box/vararg/doNotCopyImmediatelyCreatedArrays.kt
+++ b/compiler/testData/codegen/box/vararg/doNotCopyImmediatelyCreatedArrays.kt
@@ -1,3 +1,4 @@
+// IGNORE_BACKEND: JS_IR
 fun booleanVararg(vararg xs: Boolean) {
     if (xs.size != 1 && xs[0] != true) throw AssertionError()
 }
diff --git a/compiler/testData/codegen/box/vararg/kt6192.kt b/compiler/testData/codegen/box/vararg/kt6192.kt
index 89296cf18c2..148e34a6abc 100644
--- a/compiler/testData/codegen/box/vararg/kt6192.kt
+++ b/compiler/testData/codegen/box/vararg/kt6192.kt
@@ -1,4 +1,4 @@
-
+// IGNORE_BACKEND: JS_IR
 fun barB(vararg args: Byte) = args
 fun barC(vararg args: Char) = args
 fun barD(vararg args: Double) = args
diff --git a/js/js.translator/testData/box/dynamic/compareTo.kt b/js/js.translator/testData/box/dynamic/compareTo.kt
index a9cef9a07ad..26556fa4a14 100644
--- a/js/js.translator/testData/box/dynamic/compareTo.kt
+++ b/js/js.translator/testData/box/dynamic/compareTo.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1295
 package foo
 
diff --git a/js/js.translator/testData/box/dynamic/incrementAndDecrement.kt b/js/js.translator/testData/box/dynamic/incrementAndDecrement.kt
index ac16bfba72b..24c9fba71bf 100644
--- a/js/js.translator/testData/box/dynamic/incrementAndDecrement.kt
+++ b/js/js.translator/testData/box/dynamic/incrementAndDecrement.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1282
 package foo
 
diff --git a/js/js.translator/testData/box/dynamic/propertyAccess.kt b/js/js.translator/testData/box/dynamic/propertyAccess.kt
index dda3f4d4447..11a21f426f1 100644
--- a/js/js.translator/testData/box/dynamic/propertyAccess.kt
+++ b/js/js.translator/testData/box/dynamic/propertyAccess.kt
@@ -1,3 +1,4 @@
+// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1290
 package foo
 
diff --git a/js/js.translator/testData/box/dynamic/setByBrackets.kt b/js/js.translator/testData/box/dynamic/setByBrackets.kt
index ca31b3283d2..f7ec878895f 100644
--- a/js/js.translator/testData/box/dynamic/setByBrackets.kt
+++ b/js/js.translator/testData/box/dynamic/setByBrackets.kt
@@ -1,3 +1,4 @@
+// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1231
 package foo
 
diff --git a/js/js.translator/testData/box/expression/evaluationOrder/throwableDelegation.kt b/js/js.translator/testData/box/expression/evaluationOrder/throwableDelegation.kt
index 85338a7ca99..72ac7b9ee86 100644
--- a/js/js.translator/testData/box/expression/evaluationOrder/throwableDelegation.kt
+++ b/js/js.translator/testData/box/expression/evaluationOrder/throwableDelegation.kt
@@ -1,4 +1,4 @@
-// IGNORE_BACKEND: JS
+// IGNORE_BACKEND: JS, JS_IR
 // EXPECTED_REACHABLE_NODES: 1298
 package foo
 
diff --git a/js/js.translator/testData/box/expression/for/forIteratesOverArray.kt b/js/js.translator/testData/box/expression/for/forIteratesOverArray.kt
index 40e19c1632c..09cb7fc0a10 100644
--- a/js/js.translator/testData/box/expression/for/forIteratesOverArray.kt
+++ b/js/js.translator/testData/box/expression/for/forIteratesOverArray.kt
@@ -1,3 +1,4 @@
+// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1294
 package foo
 
diff --git a/js/js.translator/testData/box/expression/try/exceptionToString.kt b/js/js.translator/testData/box/expression/try/exceptionToString.kt
index a5f8cbe356c..64a888ca71c 100644
--- a/js/js.translator/testData/box/expression/try/exceptionToString.kt
+++ b/js/js.translator/testData/box/expression/try/exceptionToString.kt
@@ -1,3 +1,4 @@
+// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1298
 package foo
 
diff --git a/js/js.translator/testData/box/number/longArray.kt b/js/js.translator/testData/box/number/longArray.kt
index e2ff9a6b17f..c445e2da715 100644
--- a/js/js.translator/testData/box/number/longArray.kt
+++ b/js/js.translator/testData/box/number/longArray.kt
@@ -1,3 +1,4 @@
+// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1287
 package foo
 
diff --git a/js/js.translator/testData/box/propertyAccess/defaultAccessorsWithJsName.kt b/js/js.translator/testData/box/propertyAccess/defaultAccessorsWithJsName.kt
index 00799288a71..86a661d74fd 100644
--- a/js/js.translator/testData/box/propertyAccess/defaultAccessorsWithJsName.kt
+++ b/js/js.translator/testData/box/propertyAccess/defaultAccessorsWithJsName.kt
@@ -1,3 +1,4 @@
+// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1288
 package foo
 
diff --git a/js/js.translator/testData/box/reflection/kClass.kt b/js/js.translator/testData/box/reflection/kClass.kt
index caf192ba686..956784fec46 100644
--- a/js/js.translator/testData/box/reflection/kClass.kt
+++ b/js/js.translator/testData/box/reflection/kClass.kt
@@ -1,3 +1,4 @@
+// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1321
 package foo
 
diff --git a/js/js.translator/testData/box/reflection/kClassOnReifiedType.kt b/js/js.translator/testData/box/reflection/kClassOnReifiedType.kt
index ef65b2f1464..1f5585d26cf 100644
--- a/js/js.translator/testData/box/reflection/kClassOnReifiedType.kt
+++ b/js/js.translator/testData/box/reflection/kClassOnReifiedType.kt
@@ -1,3 +1,4 @@
+// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1318
 package foo
 
diff --git a/js/js.translator/testData/box/reflection/kClassOnReifiedTypeInLambda.kt b/js/js.translator/testData/box/reflection/kClassOnReifiedTypeInLambda.kt
index d70f05583a7..c92ca4be009 100644
--- a/js/js.translator/testData/box/reflection/kClassOnReifiedTypeInLambda.kt
+++ b/js/js.translator/testData/box/reflection/kClassOnReifiedTypeInLambda.kt
@@ -1,3 +1,4 @@
+// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1320
 package foo
 
diff --git a/js/js.translator/testData/box/standardClasses/arrayConstructorsWithLambda.kt b/js/js.translator/testData/box/standardClasses/arrayConstructorsWithLambda.kt
index c762ae011a2..7d614484956 100644
--- a/js/js.translator/testData/box/standardClasses/arrayConstructorsWithLambda.kt
+++ b/js/js.translator/testData/box/standardClasses/arrayConstructorsWithLambda.kt
@@ -1,3 +1,4 @@
+// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1283
 package foo