diff --git a/compiler/testData/codegen/box/argumentOrder/captured.kt b/compiler/testData/codegen/box/argumentOrder/captured.kt
index c5e1d0bca4d..0dfb6b5052a 100644
--- a/compiler/testData/codegen/box/argumentOrder/captured.kt
+++ b/compiler/testData/codegen/box/argumentOrder/captured.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 fun box(): String {
     var invokeOrder = "";
     val expectedResult = "0_1_9"
diff --git a/compiler/testData/codegen/box/argumentOrder/capturedInExtension.kt b/compiler/testData/codegen/box/argumentOrder/capturedInExtension.kt
index 642a70f27d9..ce31df79058 100644
--- a/compiler/testData/codegen/box/argumentOrder/capturedInExtension.kt
+++ b/compiler/testData/codegen/box/argumentOrder/capturedInExtension.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 fun box(): String {
     var invokeOrder = "";
     val expectedResult = "1_0_1_9"
diff --git a/compiler/testData/codegen/box/argumentOrder/defaults.kt b/compiler/testData/codegen/box/argumentOrder/defaults.kt
index 3fd784b5152..ecb35db0be5 100644
--- a/compiler/testData/codegen/box/argumentOrder/defaults.kt
+++ b/compiler/testData/codegen/box/argumentOrder/defaults.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 var invokeOrder: String = ""
 
 fun test(x: Double = { invokeOrder += "x"; 1.0 }(), a: String, y: Long = { invokeOrder += "y"; 1 }(), b: String): String {
diff --git a/compiler/testData/codegen/box/argumentOrder/extension.kt b/compiler/testData/codegen/box/argumentOrder/extension.kt
index 454da921612..c38a817a814 100644
--- a/compiler/testData/codegen/box/argumentOrder/extension.kt
+++ b/compiler/testData/codegen/box/argumentOrder/extension.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 fun box(): String {
     var invokeOrder = "";
     val expectedResult = "1_0_1_L"
diff --git a/compiler/testData/codegen/box/argumentOrder/extensionInClass.kt b/compiler/testData/codegen/box/argumentOrder/extensionInClass.kt
index 25397bc8da0..ba4ec469116 100644
--- a/compiler/testData/codegen/box/argumentOrder/extensionInClass.kt
+++ b/compiler/testData/codegen/box/argumentOrder/extensionInClass.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 fun box(): String {
     return Z().test()
 }
diff --git a/compiler/testData/codegen/box/boxingOptimization/boxedPrimitivesAreEqual.kt b/compiler/testData/codegen/box/boxingOptimization/boxedPrimitivesAreEqual.kt
index 3f6d867cac7..2bd8eda1ddd 100644
--- a/compiler/testData/codegen/box/boxingOptimization/boxedPrimitivesAreEqual.kt
+++ b/compiler/testData/codegen/box/boxingOptimization/boxedPrimitivesAreEqual.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 inline fun eq(a: Any, b: Any) = a == b
 inline fun ne(a: Any, b: Any) = a != b
 
diff --git a/compiler/testData/codegen/box/callableReference/property/simpleMutableTopLevel.kt b/compiler/testData/codegen/box/callableReference/property/simpleMutableTopLevel.kt
index bd180e2abec..25d51470d9b 100644
--- a/compiler/testData/codegen/box/callableReference/property/simpleMutableTopLevel.kt
+++ b/compiler/testData/codegen/box/callableReference/property/simpleMutableTopLevel.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 data class Box(val value: String)
 
 var pr = Box("first")
diff --git a/compiler/testData/codegen/box/callableReference/property/simpleTopLevel.kt b/compiler/testData/codegen/box/callableReference/property/simpleTopLevel.kt
index 6c1f3783f44..a2ef38259f5 100644
--- a/compiler/testData/codegen/box/callableReference/property/simpleTopLevel.kt
+++ b/compiler/testData/codegen/box/callableReference/property/simpleTopLevel.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 data class Box(val value: String)
 
 val foo = Box("lol")
diff --git a/compiler/testData/codegen/box/casts/isNullablePrimitive.kt b/compiler/testData/codegen/box/casts/isNullablePrimitive.kt
index f8baca9dc18..f2b407c2f8e 100644
--- a/compiler/testData/codegen/box/casts/isNullablePrimitive.kt
+++ b/compiler/testData/codegen/box/casts/isNullablePrimitive.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 fun box(): String {
     val n: Any? = null
 
diff --git a/compiler/testData/codegen/box/casts/literalExpressionAsGenericArgument/parenthesizedExpressionCast.kt b/compiler/testData/codegen/box/casts/literalExpressionAsGenericArgument/parenthesizedExpressionCast.kt
index 361c7db118f..a70372d5ca4 100644
--- a/compiler/testData/codegen/box/casts/literalExpressionAsGenericArgument/parenthesizedExpressionCast.kt
+++ b/compiler/testData/codegen/box/casts/literalExpressionAsGenericArgument/parenthesizedExpressionCast.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 class Box<T>(val value: T)
 
 fun box() : String {
diff --git a/compiler/testData/codegen/box/casts/literalExpressionAsGenericArgument/superConstructor.kt b/compiler/testData/codegen/box/casts/literalExpressionAsGenericArgument/superConstructor.kt
index b5a83ff911a..f896fd083f6 100644
--- a/compiler/testData/codegen/box/casts/literalExpressionAsGenericArgument/superConstructor.kt
+++ b/compiler/testData/codegen/box/casts/literalExpressionAsGenericArgument/superConstructor.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 open class Base<T>(val value: T)
 class Box(): Base<Long>(-1)
 
diff --git a/compiler/testData/codegen/box/casts/literalExpressionAsGenericArgument/unaryExpressionCast.kt b/compiler/testData/codegen/box/casts/literalExpressionAsGenericArgument/unaryExpressionCast.kt
index 9729307cca5..6f253b61557 100644
--- a/compiler/testData/codegen/box/casts/literalExpressionAsGenericArgument/unaryExpressionCast.kt
+++ b/compiler/testData/codegen/box/casts/literalExpressionAsGenericArgument/unaryExpressionCast.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 class Box<T>(val value: T)
 
 fun box() : String {
diff --git a/compiler/testData/codegen/box/classes/kt6816.kt b/compiler/testData/codegen/box/classes/kt6816.kt
index bc587e54aa8..ed081c608fb 100644
--- a/compiler/testData/codegen/box/classes/kt6816.kt
+++ b/compiler/testData/codegen/box/classes/kt6816.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 public class CalculatorConstants(
         val id: Long = 0,
         val detour: Double = 0.0,
diff --git a/compiler/testData/codegen/box/closures/capturedVarsOptimization/kt17200.kt b/compiler/testData/codegen/box/closures/capturedVarsOptimization/kt17200.kt
index f503a349f5c..0d223fc9f97 100644
--- a/compiler/testData/codegen/box/closures/capturedVarsOptimization/kt17200.kt
+++ b/compiler/testData/codegen/box/closures/capturedVarsOptimization/kt17200.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 inline fun inlineCall(action: () -> Unit) {
     action()
 }
diff --git a/compiler/testData/codegen/box/compatibility/dataClassEqualsHashCodeToString.kt b/compiler/testData/codegen/box/compatibility/dataClassEqualsHashCodeToString.kt
index 0ee17ba51d1..d95ddb87a22 100644
--- a/compiler/testData/codegen/box/compatibility/dataClassEqualsHashCodeToString.kt
+++ b/compiler/testData/codegen/box/compatibility/dataClassEqualsHashCodeToString.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 // LANGUAGE_VERSION: 1.0
 
 data class Foo(val s: String)
diff --git a/compiler/testData/codegen/box/constants/long.kt b/compiler/testData/codegen/box/constants/long.kt
index 62b962d1f4d..7fa2eaf4f50 100644
--- a/compiler/testData/codegen/box/constants/long.kt
+++ b/compiler/testData/codegen/box/constants/long.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun box(): String {
     if (1L != 1.toLong()) return "fail 1"
     if (0x1L != 0x1.toLong()) return "fail 2"
diff --git a/compiler/testData/codegen/box/controlStructures/breakContinueInExpressions/popSizes.kt b/compiler/testData/codegen/box/controlStructures/breakContinueInExpressions/popSizes.kt
index 97af15a9bc0..8c736e5952b 100644
--- a/compiler/testData/codegen/box/controlStructures/breakContinueInExpressions/popSizes.kt
+++ b/compiler/testData/codegen/box/controlStructures/breakContinueInExpressions/popSizes.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun foo(x: Long, y: Int, z: Double, s: String) {}
 
 fun box(): String {
diff --git a/compiler/testData/codegen/box/controlStructures/kt1441.kt b/compiler/testData/codegen/box/controlStructures/kt1441.kt
index 27c70f67679..7e5099064b0 100644
--- a/compiler/testData/codegen/box/controlStructures/kt1441.kt
+++ b/compiler/testData/codegen/box/controlStructures/kt1441.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 class Foo {
   var rnd = 10
 
diff --git a/compiler/testData/codegen/box/controlStructures/kt17590_long.kt b/compiler/testData/codegen/box/controlStructures/kt17590_long.kt
index 8cd7e1b0a9f..521c7fd61cf 100644
--- a/compiler/testData/codegen/box/controlStructures/kt17590_long.kt
+++ b/compiler/testData/codegen/box/controlStructures/kt17590_long.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun foo(x: Any?, y: Any?) = 0L
 
 inline fun test(value: Any?): Long {
diff --git a/compiler/testData/codegen/box/dataClasses/genericParam.kt b/compiler/testData/codegen/box/dataClasses/genericParam.kt
index aabcb57e1a6..5bf58f528f7 100644
--- a/compiler/testData/codegen/box/dataClasses/genericParam.kt
+++ b/compiler/testData/codegen/box/dataClasses/genericParam.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 data class A<T>(val x: T)
 
 fun box(): String {
diff --git a/compiler/testData/codegen/box/dataClasses/hashCode/long.kt b/compiler/testData/codegen/box/dataClasses/hashCode/long.kt
index d55bdccbb61..067593cb672 100644
--- a/compiler/testData/codegen/box/dataClasses/hashCode/long.kt
+++ b/compiler/testData/codegen/box/dataClasses/hashCode/long.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 data class A(val a: Long)
 
 fun box() : String {
diff --git a/compiler/testData/codegen/box/dataClasses/toString/genericParam.kt b/compiler/testData/codegen/box/dataClasses/toString/genericParam.kt
index b238f2048bc..794bad5dbe1 100644
--- a/compiler/testData/codegen/box/dataClasses/toString/genericParam.kt
+++ b/compiler/testData/codegen/box/dataClasses/toString/genericParam.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 data class A<T>(val x: T)
 
 fun box(): String {
diff --git a/compiler/testData/codegen/box/defaultArguments/function/mixingNamedAndPositioned.kt b/compiler/testData/codegen/box/defaultArguments/function/mixingNamedAndPositioned.kt
index 443114df4bb..7b3aebeec18 100644
--- a/compiler/testData/codegen/box/defaultArguments/function/mixingNamedAndPositioned.kt
+++ b/compiler/testData/codegen/box/defaultArguments/function/mixingNamedAndPositioned.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun foo(a: String = "Companion", b: Int = 1, c: Long = 2): String {
   return "$a $b $c"
 }
diff --git a/compiler/testData/codegen/box/delegatedProperty/genericSetValueViaSyntheticAccessor.kt b/compiler/testData/codegen/box/delegatedProperty/genericSetValueViaSyntheticAccessor.kt
index 7afae415179..f047ec45369 100644
--- a/compiler/testData/codegen/box/delegatedProperty/genericSetValueViaSyntheticAccessor.kt
+++ b/compiler/testData/codegen/box/delegatedProperty/genericSetValueViaSyntheticAccessor.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 // FILE: Var.kt
 package pvar
 
diff --git a/compiler/testData/codegen/box/elvis/primitive.kt b/compiler/testData/codegen/box/elvis/primitive.kt
index 946ed099a9c..bd3edd1a725 100644
--- a/compiler/testData/codegen/box/elvis/primitive.kt
+++ b/compiler/testData/codegen/box/elvis/primitive.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun box(): String {
     if ((42 ?: 239) != 42) return "Fail Int"
     if ((42.toLong() ?: 239.toLong()) != 42.toLong()) return "Fail Long"
diff --git a/compiler/testData/codegen/box/exclExcl/primitive.kt b/compiler/testData/codegen/box/exclExcl/primitive.kt
index fd4397a831a..d7815756041 100644
--- a/compiler/testData/codegen/box/exclExcl/primitive.kt
+++ b/compiler/testData/codegen/box/exclExcl/primitive.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun box(): String {
     42!!
     42.toLong()!!
diff --git a/compiler/testData/codegen/box/extensionFunctions/kt5467.kt b/compiler/testData/codegen/box/extensionFunctions/kt5467.kt
index 9cadba87f70..5d5ab0473a5 100644
--- a/compiler/testData/codegen/box/extensionFunctions/kt5467.kt
+++ b/compiler/testData/codegen/box/extensionFunctions/kt5467.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun String.foo() : String {
     fun Int.bar() : String {
         fun Long.baz() : String {
diff --git a/compiler/testData/codegen/box/extensionProperties/inClassLongTypeInReceiver.kt b/compiler/testData/codegen/box/extensionProperties/inClassLongTypeInReceiver.kt
index 401ffb94ede..f4a3c12530b 100644
--- a/compiler/testData/codegen/box/extensionProperties/inClassLongTypeInReceiver.kt
+++ b/compiler/testData/codegen/box/extensionProperties/inClassLongTypeInReceiver.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 class Test {
     var doubleStorage = "fail"
     var longStorage = "fail"
diff --git a/compiler/testData/codegen/box/extensionProperties/topLevelLongTypeInReceiver.kt b/compiler/testData/codegen/box/extensionProperties/topLevelLongTypeInReceiver.kt
index 96b266e7b72..b00288453a2 100644
--- a/compiler/testData/codegen/box/extensionProperties/topLevelLongTypeInReceiver.kt
+++ b/compiler/testData/codegen/box/extensionProperties/topLevelLongTypeInReceiver.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 var fooStorage = "Fail"
 var barStorage = "Fail"
 
diff --git a/compiler/testData/codegen/box/functions/defaultargs2.kt b/compiler/testData/codegen/box/functions/defaultargs2.kt
index 2f696540811..710cc126ad2 100644
--- a/compiler/testData/codegen/box/functions/defaultargs2.kt
+++ b/compiler/testData/codegen/box/functions/defaultargs2.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 class T4(
   val c1: Boolean,
   val c2: Boolean,
diff --git a/compiler/testData/codegen/box/functions/kt873.kt b/compiler/testData/codegen/box/functions/kt873.kt
index 06f14e0fb93..21c3dcd3338 100644
--- a/compiler/testData/codegen/box/functions/kt873.kt
+++ b/compiler/testData/codegen/box/functions/kt873.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun box() : String {
   val fps  : Double = 1.toDouble()
   var mspf : Long
diff --git a/compiler/testData/codegen/box/ieee754/smartCastToDifferentTypesWithNumericPromotion_properIeeeComparisons.kt b/compiler/testData/codegen/box/ieee754/smartCastToDifferentTypesWithNumericPromotion_properIeeeComparisons.kt
index ff92b3701b4..5f0ad6a37af 100644
--- a/compiler/testData/codegen/box/ieee754/smartCastToDifferentTypesWithNumericPromotion_properIeeeComparisons.kt
+++ b/compiler/testData/codegen/box/ieee754/smartCastToDifferentTypesWithNumericPromotion_properIeeeComparisons.kt
@@ -1,5 +1,4 @@
 // !LANGUAGE: +ProperIeee754Comparisons
-// IGNORE_BACKEND: JS_IR
 
 fun eqDI(x: Any?, y: Any?) = x is Double?   && y is Int?        && x == y
 fun eqDL(x: Any?, y: Any?) = x is Double?   && y is Long?       && x == y
diff --git a/compiler/testData/codegen/box/ieee754/smartCastToDoubleAndComparableToDouble.kt b/compiler/testData/codegen/box/ieee754/smartCastToDoubleAndComparableToDouble.kt
index 45f641bd1cb..f6ad5a161d2 100644
--- a/compiler/testData/codegen/box/ieee754/smartCastToDoubleAndComparableToDouble.kt
+++ b/compiler/testData/codegen/box/ieee754/smartCastToDoubleAndComparableToDouble.kt
@@ -1,5 +1,4 @@
 // !LANGUAGE: +ProperIeee754Comparisons
-// IGNORE_BACKEND: JS_IR
 
 val minus: Any = -0.0
 
diff --git a/compiler/testData/codegen/box/increment/classWithGetSet.kt b/compiler/testData/codegen/box/increment/classWithGetSet.kt
index 58e07eb1bf0..97d2925acb4 100644
--- a/compiler/testData/codegen/box/increment/classWithGetSet.kt
+++ b/compiler/testData/codegen/box/increment/classWithGetSet.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 class AByte(var value: Byte) {
     operator fun get(i: Int) = value
 
diff --git a/compiler/testData/codegen/box/increment/extOnLong.kt b/compiler/testData/codegen/box/increment/extOnLong.kt
index 7550ebfb20e..9dce4e9da95 100644
--- a/compiler/testData/codegen/box/increment/extOnLong.kt
+++ b/compiler/testData/codegen/box/increment/extOnLong.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 operator fun Long.get(i: Int) = this
 operator fun Long.set(i: Int, newValue: Long) {}
 
diff --git a/compiler/testData/codegen/box/increment/genericClassWithGetSet.kt b/compiler/testData/codegen/box/increment/genericClassWithGetSet.kt
index 16eb6622753..04825a34f6c 100644
--- a/compiler/testData/codegen/box/increment/genericClassWithGetSet.kt
+++ b/compiler/testData/codegen/box/increment/genericClassWithGetSet.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 class A<T>(var value: T) {
     operator fun get(i: Int) = value
 
diff --git a/compiler/testData/codegen/box/increment/nullable.kt b/compiler/testData/codegen/box/increment/nullable.kt
index c4f8e6289fa..4802b8a7fbc 100644
--- a/compiler/testData/codegen/box/increment/nullable.kt
+++ b/compiler/testData/codegen/box/increment/nullable.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun box(): String {
     var aByte: Byte? = 0
     var bByte: Byte = 0
diff --git a/compiler/testData/codegen/box/inlineClasses/checkLambdaWithInlineClassesInFunctionalType.kt b/compiler/testData/codegen/box/inlineClasses/checkLambdaWithInlineClassesInFunctionalType.kt
index 6748ef46190..73dd0b2fbd2 100644
--- a/compiler/testData/codegen/box/inlineClasses/checkLambdaWithInlineClassesInFunctionalType.kt
+++ b/compiler/testData/codegen/box/inlineClasses/checkLambdaWithInlineClassesInFunctionalType.kt
@@ -1,6 +1,5 @@
 // !LANGUAGE: +InlineClasses
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 
 inline class UInt(val value: Int)
 inline class ULong(val value: Long)
diff --git a/compiler/testData/codegen/box/innerNested/createNestedClass.kt b/compiler/testData/codegen/box/innerNested/createNestedClass.kt
index 405581b5920..b5cd0e787ec 100644
--- a/compiler/testData/codegen/box/innerNested/createNestedClass.kt
+++ b/compiler/testData/codegen/box/innerNested/createNestedClass.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 class A {
     class B1
     class B2(val x: Int)
diff --git a/compiler/testData/codegen/box/innerNested/superConstructorCall/deepInnerHierarchy.kt b/compiler/testData/codegen/box/innerNested/superConstructorCall/deepInnerHierarchy.kt
index b8c2345a1f4..03c2959605a 100644
--- a/compiler/testData/codegen/box/innerNested/superConstructorCall/deepInnerHierarchy.kt
+++ b/compiler/testData/codegen/box/innerNested/superConstructorCall/deepInnerHierarchy.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 open class A(val s: String) {
     open inner class B(s: String): A(s)
 
diff --git a/compiler/testData/codegen/box/instructions/swap/swapRefToSharedVarLong.kt b/compiler/testData/codegen/box/instructions/swap/swapRefToSharedVarLong.kt
index 668c3a4b73f..7340eb15d14 100644
--- a/compiler/testData/codegen/box/instructions/swap/swapRefToSharedVarLong.kt
+++ b/compiler/testData/codegen/box/instructions/swap/swapRefToSharedVarLong.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 //KT-3042 Attempt to split long or double on the stack excepion
 
 fun box(): String {
diff --git a/compiler/testData/codegen/box/localClasses/localClassCaptureExtensionReceiver.kt b/compiler/testData/codegen/box/localClasses/localClassCaptureExtensionReceiver.kt
index 7ddc3ec4869..732a25ea98b 100644
--- a/compiler/testData/codegen/box/localClasses/localClassCaptureExtensionReceiver.kt
+++ b/compiler/testData/codegen/box/localClasses/localClassCaptureExtensionReceiver.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 class Outer {
     fun String.id(): String {
         class Local(unused: Long) {
diff --git a/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeToWithDot/long/MultiDeclForComponentExtensions.kt b/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeToWithDot/long/MultiDeclForComponentExtensions.kt
index c8bc4ce6e61..aed02687142 100644
--- a/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeToWithDot/long/MultiDeclForComponentExtensions.kt
+++ b/compiler/testData/codegen/box/multiDecl/forRange/explicitRangeToWithDot/long/MultiDeclForComponentExtensions.kt
@@ -1,3 +1,5 @@
+// IGNORE_BACKEND: JS_IR
+
 fun f(l : Long) {
   l.rangeTo(l)
 }
diff --git a/compiler/testData/codegen/box/operatorConventions/compareTo/comparable.kt b/compiler/testData/codegen/box/operatorConventions/compareTo/comparable.kt
index cc8847698db..957816c8974 100644
--- a/compiler/testData/codegen/box/operatorConventions/compareTo/comparable.kt
+++ b/compiler/testData/codegen/box/operatorConventions/compareTo/comparable.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 interface A : Comparable<A>
 
 class B(val x: Int) : A {
diff --git a/compiler/testData/codegen/box/operatorConventions/compareTo/doubleLong.kt b/compiler/testData/codegen/box/operatorConventions/compareTo/doubleLong.kt
index c88a3ca37e4..294560659ec 100644
--- a/compiler/testData/codegen/box/operatorConventions/compareTo/doubleLong.kt
+++ b/compiler/testData/codegen/box/operatorConventions/compareTo/doubleLong.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun checkLess(x: Double, y: Long) = when {
     x >= y    -> "Fail $x >= $y"
     !(x < y)  -> "Fail !($x < $y)"
diff --git a/compiler/testData/codegen/box/operatorConventions/compareTo/intLong.kt b/compiler/testData/codegen/box/operatorConventions/compareTo/intLong.kt
index 9cc30c137fd..dc91a1d0d51 100644
--- a/compiler/testData/codegen/box/operatorConventions/compareTo/intLong.kt
+++ b/compiler/testData/codegen/box/operatorConventions/compareTo/intLong.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun checkLess(x: Int, y: Long) = when {
     x >= y    -> "Fail $x >= $y"
     !(x < y)  -> "Fail !($x < $y)"
diff --git a/compiler/testData/codegen/box/operatorConventions/compareTo/longDouble.kt b/compiler/testData/codegen/box/operatorConventions/compareTo/longDouble.kt
index 4130e81b6c9..90e43d49215 100644
--- a/compiler/testData/codegen/box/operatorConventions/compareTo/longDouble.kt
+++ b/compiler/testData/codegen/box/operatorConventions/compareTo/longDouble.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun checkLess(x: Long, y: Double) = when {
     x >= y    -> "Fail $x >= $y"
     !(x < y)  -> "Fail !($x < $y)"
diff --git a/compiler/testData/codegen/box/operatorConventions/compareTo/longInt.kt b/compiler/testData/codegen/box/operatorConventions/compareTo/longInt.kt
index d066c825fba..623a3a46e01 100644
--- a/compiler/testData/codegen/box/operatorConventions/compareTo/longInt.kt
+++ b/compiler/testData/codegen/box/operatorConventions/compareTo/longInt.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun checkLess(x: Long, y: Int) = when {
     x >= y    -> "Fail $x >= $y"
     !(x < y)  -> "Fail !($x < $y)"
diff --git a/compiler/testData/codegen/box/operatorConventions/incDecOnObject.kt b/compiler/testData/codegen/box/operatorConventions/incDecOnObject.kt
index 059981946b5..0717061a9b4 100644
--- a/compiler/testData/codegen/box/operatorConventions/incDecOnObject.kt
+++ b/compiler/testData/codegen/box/operatorConventions/incDecOnObject.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 class X(var value: Long)
 
 operator fun X.inc(): X {
diff --git a/compiler/testData/codegen/box/operatorConventions/kt20387.kt b/compiler/testData/codegen/box/operatorConventions/kt20387.kt
index edfaef84ad1..95fcaa70ec6 100644
--- a/compiler/testData/codegen/box/operatorConventions/kt20387.kt
+++ b/compiler/testData/codegen/box/operatorConventions/kt20387.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // FILE: test.kt
 import base.*
 
diff --git a/compiler/testData/codegen/box/package/boxPrimitiveTypeInClinit.kt b/compiler/testData/codegen/box/package/boxPrimitiveTypeInClinit.kt
index 128e66ddf4c..8b8377d314b 100644
--- a/compiler/testData/codegen/box/package/boxPrimitiveTypeInClinit.kt
+++ b/compiler/testData/codegen/box/package/boxPrimitiveTypeInClinit.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 var xi = 0
 var xin : Int? = 0
 var xinn : Int? = null
diff --git a/compiler/testData/codegen/box/package/checkCast.kt b/compiler/testData/codegen/box/package/checkCast.kt
index c522a1c8537..ffdfa30042b 100644
--- a/compiler/testData/codegen/box/package/checkCast.kt
+++ b/compiler/testData/codegen/box/package/checkCast.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 class C(val x: Int) {
   override fun equals(rhs: Any?): Boolean {
     if (rhs is C) {
diff --git a/compiler/testData/codegen/box/primitiveTypes/equalityWithObject/boxedLongEqualsLong.kt b/compiler/testData/codegen/box/primitiveTypes/equalityWithObject/boxedLongEqualsLong.kt
index ff26c9abd67..9f589c7d3aa 100644
--- a/compiler/testData/codegen/box/primitiveTypes/equalityWithObject/boxedLongEqualsLong.kt
+++ b/compiler/testData/codegen/box/primitiveTypes/equalityWithObject/boxedLongEqualsLong.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 val x: Long = 0L
 
 fun box(): String {
diff --git a/compiler/testData/codegen/box/primitiveTypes/equalityWithObject/generated/boxedEqPrimitiveLong.kt b/compiler/testData/codegen/box/primitiveTypes/equalityWithObject/generated/boxedEqPrimitiveLong.kt
index 629a22f8d24..57253df6725 100644
--- a/compiler/testData/codegen/box/primitiveTypes/equalityWithObject/generated/boxedEqPrimitiveLong.kt
+++ b/compiler/testData/codegen/box/primitiveTypes/equalityWithObject/generated/boxedEqPrimitiveLong.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // Auto-generated by GeneratePrimitiveVsObjectEqualityTestData. Do not edit!
 
 val nx: Long? = 0L
diff --git a/compiler/testData/codegen/box/primitiveTypes/equalityWithObject/generated/primitiveEqBoxedLong.kt b/compiler/testData/codegen/box/primitiveTypes/equalityWithObject/generated/primitiveEqBoxedLong.kt
index 3def09217cc..e2eccb0ddf5 100644
--- a/compiler/testData/codegen/box/primitiveTypes/equalityWithObject/generated/primitiveEqBoxedLong.kt
+++ b/compiler/testData/codegen/box/primitiveTypes/equalityWithObject/generated/primitiveEqBoxedLong.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // Auto-generated by GeneratePrimitiveVsObjectEqualityTestData. Do not edit!
 
 val nx: Long? = 0L
diff --git a/compiler/testData/codegen/box/primitiveTypes/equalityWithObject/generated/primitiveEqObjectLong.kt b/compiler/testData/codegen/box/primitiveTypes/equalityWithObject/generated/primitiveEqObjectLong.kt
index 1d4e0d8be24..ddfdcad82e8 100644
--- a/compiler/testData/codegen/box/primitiveTypes/equalityWithObject/generated/primitiveEqObjectLong.kt
+++ b/compiler/testData/codegen/box/primitiveTypes/equalityWithObject/generated/primitiveEqObjectLong.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // Auto-generated by GeneratePrimitiveVsObjectEqualityTestData. Do not edit!
 
 val nx: Any? = 0L
diff --git a/compiler/testData/codegen/box/primitiveTypes/equalityWithObject/objectWithAsymmetricEqualsEqPrimitive.kt b/compiler/testData/codegen/box/primitiveTypes/equalityWithObject/objectWithAsymmetricEqualsEqPrimitive.kt
index f9e2ca5ff7b..c0426625b8b 100644
--- a/compiler/testData/codegen/box/primitiveTypes/equalityWithObject/objectWithAsymmetricEqualsEqPrimitive.kt
+++ b/compiler/testData/codegen/box/primitiveTypes/equalityWithObject/objectWithAsymmetricEqualsEqPrimitive.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // Strictly speaking, asymmetric equals violates contract for 'Object#equals'.
 // However, we don't rely on this contract so far.
 class FakeInt(val value: Int) {
diff --git a/compiler/testData/codegen/box/primitiveTypes/equalityWithObject/whenNullableBoxed.kt b/compiler/testData/codegen/box/primitiveTypes/equalityWithObject/whenNullableBoxed.kt
index b358a5698b1..ff03f15417c 100644
--- a/compiler/testData/codegen/box/primitiveTypes/equalityWithObject/whenNullableBoxed.kt
+++ b/compiler/testData/codegen/box/primitiveTypes/equalityWithObject/whenNullableBoxed.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 class CInt(val value: Int)
 val nCInt3: CInt? = CInt(3)
 
diff --git a/compiler/testData/codegen/box/primitiveTypes/kt6590_identityEquals.kt b/compiler/testData/codegen/box/primitiveTypes/kt6590_identityEquals.kt
index f5e6e563fc4..f21a8f1f6a7 100644
--- a/compiler/testData/codegen/box/primitiveTypes/kt6590_identityEquals.kt
+++ b/compiler/testData/codegen/box/primitiveTypes/kt6590_identityEquals.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun box(): String {
     val i: Int = 10000
     if (!(i === i)) return "Fail int ==="
diff --git a/compiler/testData/codegen/box/primitiveTypes/kt665.kt b/compiler/testData/codegen/box/primitiveTypes/kt665.kt
index b1bbbf98732..b8bd69b6550 100644
--- a/compiler/testData/codegen/box/primitiveTypes/kt665.kt
+++ b/compiler/testData/codegen/box/primitiveTypes/kt665.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun f(x: Long, zzz: Long = 1): Long
 {
     return if (x <= 1) zzz
diff --git a/compiler/testData/codegen/box/primitiveTypes/kt737.kt b/compiler/testData/codegen/box/primitiveTypes/kt737.kt
index 673639c66e4..bdf9a4f5af7 100644
--- a/compiler/testData/codegen/box/primitiveTypes/kt737.kt
+++ b/compiler/testData/codegen/box/primitiveTypes/kt737.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun box(): String {
     if (3.compareTo(2) != 1) return "Fail #1"
     if (5.toByte().compareTo(10.toLong()) >= 0) return "Fail #2"
diff --git a/compiler/testData/codegen/box/primitiveTypes/kt887.kt b/compiler/testData/codegen/box/primitiveTypes/kt887.kt
index 52709a177df..c03be7c8835 100644
--- a/compiler/testData/codegen/box/primitiveTypes/kt887.kt
+++ b/compiler/testData/codegen/box/primitiveTypes/kt887.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 class Book(val name: String) : Comparable<Book> {
   override fun compareTo(other: Book) = name.compareTo(other.name)
 }
diff --git a/compiler/testData/codegen/box/properties/kt1165.kt b/compiler/testData/codegen/box/properties/kt1165.kt
index 7aec2c663ba..0a32a58b9e2 100644
--- a/compiler/testData/codegen/box/properties/kt1165.kt
+++ b/compiler/testData/codegen/box/properties/kt1165.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 public abstract class VirtualFile() {
     public abstract val size : Long
 }
diff --git a/compiler/testData/codegen/box/properties/kt613.kt b/compiler/testData/codegen/box/properties/kt613.kt
index 5140bf9ab04..4f55c044844 100644
--- a/compiler/testData/codegen/box/properties/kt613.kt
+++ b/compiler/testData/codegen/box/properties/kt613.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 package name
 
 class Test() {
diff --git a/compiler/testData/codegen/box/regressions/kt14447.kt b/compiler/testData/codegen/box/regressions/kt14447.kt
index 195630a3bd1..7aab4c5003b 100644
--- a/compiler/testData/codegen/box/regressions/kt14447.kt
+++ b/compiler/testData/codegen/box/regressions/kt14447.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 class ImpulsMigration
 {
     fun migrate(oldVersion: Long)
diff --git a/compiler/testData/codegen/box/regressions/kt7401.kt b/compiler/testData/codegen/box/regressions/kt7401.kt
index 1f1c8797ace..16294c5031b 100644
--- a/compiler/testData/codegen/box/regressions/kt7401.kt
+++ b/compiler/testData/codegen/box/regressions/kt7401.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun foo(): Long {
     var n = 2L
     if (n > 0L) {
diff --git a/compiler/testData/codegen/box/safeCall/primitive.kt b/compiler/testData/codegen/box/safeCall/primitive.kt
index 2541481abbc..64decc4e76b 100644
--- a/compiler/testData/codegen/box/safeCall/primitive.kt
+++ b/compiler/testData/codegen/box/safeCall/primitive.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun Int.foo() = 239
 fun Long.bar() = 239.toLong()
 
diff --git a/compiler/testData/codegen/box/safeCall/safeCallOnLong.kt b/compiler/testData/codegen/box/safeCall/safeCallOnLong.kt
index e3a082ce090..0236f0a9827 100644
--- a/compiler/testData/codegen/box/safeCall/safeCallOnLong.kt
+++ b/compiler/testData/codegen/box/safeCall/safeCallOnLong.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 fun f(b : Long.(Long)->Long) = 1L?.b(2L)
 
 fun box(): String {
diff --git a/compiler/testData/codegen/box/secondaryConstructors/defaultArgs.kt b/compiler/testData/codegen/box/secondaryConstructors/defaultArgs.kt
index 10b0be1d9f1..3c9d312462e 100644
--- a/compiler/testData/codegen/box/secondaryConstructors/defaultArgs.kt
+++ b/compiler/testData/codegen/box/secondaryConstructors/defaultArgs.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 val global = "OK"
 class A {
     val prop: String
diff --git a/compiler/testData/codegen/box/secondaryConstructors/delegateWithComplexExpression.kt b/compiler/testData/codegen/box/secondaryConstructors/delegateWithComplexExpression.kt
index 18b91c5fcd0..999d944d7f1 100644
--- a/compiler/testData/codegen/box/secondaryConstructors/delegateWithComplexExpression.kt
+++ b/compiler/testData/codegen/box/secondaryConstructors/delegateWithComplexExpression.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 var log = ""
 
 open class Base(val s: String)
diff --git a/compiler/testData/codegen/box/super/superConstructor/kt18356.kt b/compiler/testData/codegen/box/super/superConstructor/kt18356.kt
index 0c0d3710d12..5372f4fa749 100644
--- a/compiler/testData/codegen/box/super/superConstructor/kt18356.kt
+++ b/compiler/testData/codegen/box/super/superConstructor/kt18356.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 open class Base(val addr: Long, val name: String)
 
 fun box(): String {
diff --git a/compiler/testData/codegen/box/syntheticAccessors/accessorForGenericConstructor.kt b/compiler/testData/codegen/box/syntheticAccessors/accessorForGenericConstructor.kt
index 93dfad2450c..9a97980a5a6 100644
--- a/compiler/testData/codegen/box/syntheticAccessors/accessorForGenericConstructor.kt
+++ b/compiler/testData/codegen/box/syntheticAccessors/accessorForGenericConstructor.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun box(): String {
     A.Nested().nestedA()
     A.Nested().Inner().innerA()
diff --git a/compiler/testData/codegen/box/syntheticAccessors/accessorForGenericMethod.kt b/compiler/testData/codegen/box/syntheticAccessors/accessorForGenericMethod.kt
index 9ce1001b52b..a6ef85a5374 100644
--- a/compiler/testData/codegen/box/syntheticAccessors/accessorForGenericMethod.kt
+++ b/compiler/testData/codegen/box/syntheticAccessors/accessorForGenericMethod.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 // FILE: test.kt
 import b.B
 
diff --git a/compiler/testData/codegen/box/syntheticAccessors/accessorForGenericMethodWithDefaults.kt b/compiler/testData/codegen/box/syntheticAccessors/accessorForGenericMethodWithDefaults.kt
index 53911834e36..a70010d36e5 100644
--- a/compiler/testData/codegen/box/syntheticAccessors/accessorForGenericMethodWithDefaults.kt
+++ b/compiler/testData/codegen/box/syntheticAccessors/accessorForGenericMethodWithDefaults.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 // FILE: test.kt
 import b.B
 
diff --git a/compiler/testData/codegen/box/unaryOp/intrinsic.kt b/compiler/testData/codegen/box/unaryOp/intrinsic.kt
index 28cbb080d5e..30bd7d9d8f0 100644
--- a/compiler/testData/codegen/box/unaryOp/intrinsic.kt
+++ b/compiler/testData/codegen/box/unaryOp/intrinsic.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun box(): String {
     val a1: Byte = -1
     val a2: Short = -1
diff --git a/compiler/testData/codegen/box/unaryOp/intrinsicNullable.kt b/compiler/testData/codegen/box/unaryOp/intrinsicNullable.kt
index f17dc2e17ca..0463bcddba9 100644
--- a/compiler/testData/codegen/box/unaryOp/intrinsicNullable.kt
+++ b/compiler/testData/codegen/box/unaryOp/intrinsicNullable.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 fun box(): String {
     val a1: Byte? = -1
     val a2: Short? = -1
diff --git a/compiler/testData/codegen/box/when/longInRange.kt b/compiler/testData/codegen/box/when/longInRange.kt
index 2332367bbe2..c73169ff600 100644
--- a/compiler/testData/codegen/box/when/longInRange.kt
+++ b/compiler/testData/codegen/box/when/longInRange.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 class LongR {
   operator fun contains(l : Long): Boolean = l == 5.toLong()
 }
diff --git a/compiler/testData/codegen/boxInline/callableReference/bound/kt18728_4.kt b/compiler/testData/codegen/boxInline/callableReference/bound/kt18728_4.kt
index 02c8cd4e1bc..c86c79dbb42 100644
--- a/compiler/testData/codegen/boxInline/callableReference/bound/kt18728_4.kt
+++ b/compiler/testData/codegen/boxInline/callableReference/bound/kt18728_4.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/callableReference/bound/mixed.kt b/compiler/testData/codegen/boxInline/callableReference/bound/mixed.kt
index fb02705685a..5d13724fa82 100644
--- a/compiler/testData/codegen/boxInline/callableReference/bound/mixed.kt
+++ b/compiler/testData/codegen/boxInline/callableReference/bound/mixed.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/defaultValues/kt14564.kt b/compiler/testData/codegen/boxInline/defaultValues/kt14564.kt
index 22d6d662d2c..5b4b857eefa 100644
--- a/compiler/testData/codegen/boxInline/defaultValues/kt14564.kt
+++ b/compiler/testData/codegen/boxInline/defaultValues/kt14564.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 // FILE: 1.kt
 //NO_CHECK_LAMBDA_INLINING
 
diff --git a/compiler/testData/codegen/boxInline/defaultValues/kt14564_2.kt b/compiler/testData/codegen/boxInline/defaultValues/kt14564_2.kt
index c256a137710..5f178620ada 100644
--- a/compiler/testData/codegen/boxInline/defaultValues/kt14564_2.kt
+++ b/compiler/testData/codegen/boxInline/defaultValues/kt14564_2.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/defaultValues/kt18689_4.kt b/compiler/testData/codegen/boxInline/defaultValues/kt18689_4.kt
index 8fb797a0cdb..a6e93dc0f83 100644
--- a/compiler/testData/codegen/boxInline/defaultValues/kt18689_4.kt
+++ b/compiler/testData/codegen/boxInline/defaultValues/kt18689_4.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/defaultValues/kt5685.kt b/compiler/testData/codegen/boxInline/defaultValues/kt5685.kt
index f594db72372..af78d70af7e 100644
--- a/compiler/testData/codegen/boxInline/defaultValues/kt5685.kt
+++ b/compiler/testData/codegen/boxInline/defaultValues/kt5685.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/defaultValues/lambdaInlining/callableReferences/boundPropertyReferenceOnLong.kt b/compiler/testData/codegen/boxInline/defaultValues/lambdaInlining/callableReferences/boundPropertyReferenceOnLong.kt
index c777a4a2e82..ddbff9c7779 100644
--- a/compiler/testData/codegen/boxInline/defaultValues/lambdaInlining/callableReferences/boundPropertyReferenceOnLong.kt
+++ b/compiler/testData/codegen/boxInline/defaultValues/lambdaInlining/callableReferences/boundPropertyReferenceOnLong.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 // FILE: 1.kt
 // LANGUAGE_VERSION: 1.2
 // SKIP_INLINE_CHECK_IN: inlineFun$default
diff --git a/compiler/testData/codegen/boxInline/nonLocalReturns/tryFinally/declSite/longReturn.kt b/compiler/testData/codegen/boxInline/nonLocalReturns/tryFinally/declSite/longReturn.kt
index 4bf56058d0f..b19bad3cbaf 100644
--- a/compiler/testData/codegen/boxInline/nonLocalReturns/tryFinally/declSite/longReturn.kt
+++ b/compiler/testData/codegen/boxInline/nonLocalReturns/tryFinally/declSite/longReturn.kt
@@ -1,5 +1,4 @@
 // IGNORE_BACKEND: JVM_IR
-// IGNORE_BACKEND: JS_IR
 // FILE: 1.kt
 
 package test
diff --git a/js/js.translator/testData/box/callableReference/property/simpleMutableTopLevel.kt b/js/js.translator/testData/box/callableReference/property/simpleMutableTopLevel.kt
index 86a1171dcde..7652ee7c805 100644
--- a/js/js.translator/testData/box/callableReference/property/simpleMutableTopLevel.kt
+++ b/js/js.translator/testData/box/callableReference/property/simpleMutableTopLevel.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1121
 // This test was adapted from compiler/testData/codegen/box/callableReference/property/.
 package foo
diff --git a/js/js.translator/testData/box/callableReference/property/simpleTopLevel.kt b/js/js.translator/testData/box/callableReference/property/simpleTopLevel.kt
index 6d9a5725f46..a2a4161aad7 100644
--- a/js/js.translator/testData/box/callableReference/property/simpleTopLevel.kt
+++ b/js/js.translator/testData/box/callableReference/property/simpleTopLevel.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1121
 // This test was adapted from compiler/testData/codegen/box/callableReference/property/.
 package foo
diff --git a/js/js.translator/testData/box/dataClass/equals.kt b/js/js.translator/testData/box/dataClass/equals.kt
index 803e2eda824..98712516379 100644
--- a/js/js.translator/testData/box/dataClass/equals.kt
+++ b/js/js.translator/testData/box/dataClass/equals.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1144
 package foo
 
diff --git a/js/js.translator/testData/box/dataClass/override.kt b/js/js.translator/testData/box/dataClass/override.kt
index 5a6fc9bb845..38ce45ec444 100644
--- a/js/js.translator/testData/box/dataClass/override.kt
+++ b/js/js.translator/testData/box/dataClass/override.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1123
 package foo
 
diff --git a/js/js.translator/testData/box/defaultArguments/constructorCallWithDefArg2.kt b/js/js.translator/testData/box/defaultArguments/constructorCallWithDefArg2.kt
index 77ca4ddb4cc..b722e7e8963 100644
--- a/js/js.translator/testData/box/defaultArguments/constructorCallWithDefArg2.kt
+++ b/js/js.translator/testData/box/defaultArguments/constructorCallWithDefArg2.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1113
 package foo
 
diff --git a/js/js.translator/testData/box/expression/cast/primitiveToClass.kt b/js/js.translator/testData/box/expression/cast/primitiveToClass.kt
index 962105c539e..6238cfdb8fd 100644
--- a/js/js.translator/testData/box/expression/cast/primitiveToClass.kt
+++ b/js/js.translator/testData/box/expression/cast/primitiveToClass.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1118
 package foo
 
diff --git a/js/js.translator/testData/box/expression/equals/customEqualsMethod.kt b/js/js.translator/testData/box/expression/equals/customEqualsMethod.kt
index 589165cf79d..fa4159c7ad8 100644
--- a/js/js.translator/testData/box/expression/equals/customEqualsMethod.kt
+++ b/js/js.translator/testData/box/expression/equals/customEqualsMethod.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1113
 package foo
 
diff --git a/js/js.translator/testData/box/expression/equals/customEqualsMethodOnAny.kt b/js/js.translator/testData/box/expression/equals/customEqualsMethodOnAny.kt
index aa1b949e985..e2ef668e9db 100644
--- a/js/js.translator/testData/box/expression/equals/customEqualsMethodOnAny.kt
+++ b/js/js.translator/testData/box/expression/equals/customEqualsMethodOnAny.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1113
 package foo
 
diff --git a/js/js.translator/testData/box/expression/stringClass/stringNotEqualToNumber.kt b/js/js.translator/testData/box/expression/stringClass/stringNotEqualToNumber.kt
index 6f307136ce3..861551cc0b5 100644
--- a/js/js.translator/testData/box/expression/stringClass/stringNotEqualToNumber.kt
+++ b/js/js.translator/testData/box/expression/stringClass/stringNotEqualToNumber.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1108
 package foo
 
diff --git a/js/js.translator/testData/box/inline/inlineMethod.kt b/js/js.translator/testData/box/inline/inlineMethod.kt
index 598360f007a..169c3d6331e 100644
--- a/js/js.translator/testData/box/inline/inlineMethod.kt
+++ b/js/js.translator/testData/box/inline/inlineMethod.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1127
 package foo
 
diff --git a/js/js.translator/testData/box/inline/lambdaReassignmentWithCapture.kt b/js/js.translator/testData/box/inline/lambdaReassignmentWithCapture.kt
index 71522338c23..34c9fd9b58d 100644
--- a/js/js.translator/testData/box/inline/lambdaReassignmentWithCapture.kt
+++ b/js/js.translator/testData/box/inline/lambdaReassignmentWithCapture.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1125
 package foo
 
diff --git a/js/js.translator/testData/box/number/hexadecimalConstant.kt b/js/js.translator/testData/box/number/hexadecimalConstant.kt
index 03b416ba675..4e9c1dd3d38 100644
--- a/js/js.translator/testData/box/number/hexadecimalConstant.kt
+++ b/js/js.translator/testData/box/number/hexadecimalConstant.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1108
 package foo
 
diff --git a/js/js.translator/testData/box/number/longBitOperations.kt b/js/js.translator/testData/box/number/longBitOperations.kt
index 08e923d66bd..0644b09c46a 100644
--- a/js/js.translator/testData/box/number/longBitOperations.kt
+++ b/js/js.translator/testData/box/number/longBitOperations.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1112
 package foo
 
diff --git a/js/js.translator/testData/box/number/longCompareToIntrinsic.kt b/js/js.translator/testData/box/number/longCompareToIntrinsic.kt
index 81a235f9a0e..351c34a30c9 100644
--- a/js/js.translator/testData/box/number/longCompareToIntrinsic.kt
+++ b/js/js.translator/testData/box/number/longCompareToIntrinsic.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1114
 package foo
 
diff --git a/js/js.translator/testData/box/number/longEqualsIntrinsic.kt b/js/js.translator/testData/box/number/longEqualsIntrinsic.kt
index 5e6aafbe064..10df9d35d99 100644
--- a/js/js.translator/testData/box/number/longEqualsIntrinsic.kt
+++ b/js/js.translator/testData/box/number/longEqualsIntrinsic.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1112
 package foo
 
diff --git a/js/js.translator/testData/box/number/longHashCode.kt b/js/js.translator/testData/box/number/longHashCode.kt
index abe832385b8..8926575d60a 100644
--- a/js/js.translator/testData/box/number/longHashCode.kt
+++ b/js/js.translator/testData/box/number/longHashCode.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1112
 package foo
 
diff --git a/js/js.translator/testData/box/number/longUnaryOperations.kt b/js/js.translator/testData/box/number/longUnaryOperations.kt
index 62976a45c53..1098dbfa07d 100644
--- a/js/js.translator/testData/box/number/longUnaryOperations.kt
+++ b/js/js.translator/testData/box/number/longUnaryOperations.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1112
 package foo