diff --git a/compiler/ir/ir.psi2ir/src/org/jetbrains/kotlin/psi2ir/intermediate/DynamicMemberLValue.kt b/compiler/ir/ir.psi2ir/src/org/jetbrains/kotlin/psi2ir/intermediate/DynamicMemberLValue.kt
index 43b0e0f51a6..fa52a0b2021 100644
--- a/compiler/ir/ir.psi2ir/src/org/jetbrains/kotlin/psi2ir/intermediate/DynamicMemberLValue.kt
+++ b/compiler/ir/ir.psi2ir/src/org/jetbrains/kotlin/psi2ir/intermediate/DynamicMemberLValue.kt
@@ -44,7 +44,12 @@ class DynamicMemberLValue(
                 context.irBuiltIns.unitType,
                 IrDynamicOperator.EQ
             ).apply {
-                left = dynamicReceiver
+                left = IrDynamicMemberExpressionImpl(
+                    startOffset, endOffset,
+                    type,
+                    memberName,
+                    dynamicReceiver
+                )
                 right = irExpression
             }
         }
diff --git a/compiler/testData/codegen/box/arrays/forEachBooleanArray.kt b/compiler/testData/codegen/box/arrays/forEachBooleanArray.kt
index 481fdae1c33..f0238410cc5 100644
--- a/compiler/testData/codegen/box/arrays/forEachBooleanArray.kt
+++ b/compiler/testData/codegen/box/arrays/forEachBooleanArray.kt
@@ -1,4 +1,3 @@
-// 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 9056fc256a1..4b797671175 100644
--- a/compiler/testData/codegen/box/arrays/forEachCharArray.kt
+++ b/compiler/testData/codegen/box/arrays/forEachCharArray.kt
@@ -1,4 +1,3 @@
-// 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 a31bab7db15..6ed0259f765 100644
--- a/compiler/testData/codegen/box/arrays/forEachLongArray.kt
+++ b/compiler/testData/codegen/box/arrays/forEachLongArray.kt
@@ -1,4 +1,3 @@
-// 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 8b5251961bb..89959e1f0c9 100644
--- a/compiler/testData/codegen/box/arrays/indicesChar.kt
+++ b/compiler/testData/codegen/box/arrays/indicesChar.kt
@@ -1,4 +1,3 @@
-// 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 adbe9f255fb..b1033002764 100644
--- a/compiler/testData/codegen/box/arrays/iteratorLongArray.kt
+++ b/compiler/testData/codegen/box/arrays/iteratorLongArray.kt
@@ -1,4 +1,3 @@
-// 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 83479cf485d..cc9cec5d570 100644
--- a/compiler/testData/codegen/box/arrays/iteratorLongArrayNextLong.kt
+++ b/compiler/testData/codegen/box/arrays/iteratorLongArrayNextLong.kt
@@ -1,4 +1,3 @@
-// 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 4c42fec0764..16a7300358b 100644
--- a/compiler/testData/codegen/box/arrays/multiDecl/kt15575.kt
+++ b/compiler/testData/codegen/box/arrays/multiDecl/kt15575.kt
@@ -1,4 +1,3 @@
-// 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 035beb24ee0..806b11ee1d0 100644
--- a/compiler/testData/codegen/box/arrays/primitiveArrays.kt
+++ b/compiler/testData/codegen/box/arrays/primitiveArrays.kt
@@ -1,4 +1,3 @@
-// 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 3f579619847..370b77d7a3b 100644
--- a/compiler/testData/codegen/box/boxingOptimization/fold.kt
+++ b/compiler/testData/codegen/box/boxingOptimization/fold.kt
@@ -1,4 +1,3 @@
-// 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 29c7a3b13d9..43de3a090f0 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, JS_IR
+// IGNORE_BACKEND: JS, JVM_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 d03372e8abb..e74d4d23515 100644
--- a/compiler/testData/codegen/box/increment/arrayElement.kt
+++ b/compiler/testData/codegen/box/increment/arrayElement.kt
@@ -1,4 +1,3 @@
-// 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 e0a94b6356f..e898e64309c 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, JS_IR
+// IGNORE_BACKEND: JVM_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 1f3fed9f9d6..92d2ea4ba02 100644
--- a/compiler/testData/codegen/box/intrinsics/kt10131a.kt
+++ b/compiler/testData/codegen/box/intrinsics/kt10131a.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 
diff --git a/compiler/testData/codegen/box/vararg/doNotCopyImmediatelyCreatedArrays.kt b/compiler/testData/codegen/box/vararg/doNotCopyImmediatelyCreatedArrays.kt
index e15927dda7a..6cc4d47dc23 100644
--- a/compiler/testData/codegen/box/vararg/doNotCopyImmediatelyCreatedArrays.kt
+++ b/compiler/testData/codegen/box/vararg/doNotCopyImmediatelyCreatedArrays.kt
@@ -1,4 +1,3 @@
-// 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 148e34a6abc..d442cda5937 100644
--- a/compiler/testData/codegen/box/vararg/kt6192.kt
+++ b/compiler/testData/codegen/box/vararg/kt6192.kt
@@ -1,4 +1,3 @@
-// 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/compiler/testData/codegen/boxInline/nonLocalReturns/tryFinally/kt26384_2.kt b/compiler/testData/codegen/boxInline/nonLocalReturns/tryFinally/kt26384_2.kt
index 079a47863d9..586a0bb5ba2 100644
--- a/compiler/testData/codegen/boxInline/nonLocalReturns/tryFinally/kt26384_2.kt
+++ b/compiler/testData/codegen/boxInline/nonLocalReturns/tryFinally/kt26384_2.kt
@@ -1,4 +1,4 @@
-// IGNORE_BACKEND: JVM_IR, JS_IR
+// IGNORE_BACKEND: JVM_IR
 // NO_CHECK_LAMBDA_INLINING
 // FILE: 1.kt
 
diff --git a/compiler/testData/ir/irJsText/dynamic/dynamicMemberAssignment.txt b/compiler/testData/ir/irJsText/dynamic/dynamicMemberAssignment.txt
index d61ac48203a..db1ed0c3e38 100644
--- a/compiler/testData/ir/irJsText/dynamic/dynamicMemberAssignment.txt
+++ b/compiler/testData/ir/irJsText/dynamic/dynamicMemberAssignment.txt
@@ -3,7 +3,8 @@ FILE fqName:<root> fileName:/dynamicMemberAssignment.kt
     VALUE_PARAMETER name:d index:0 type:dynamic flags:
     BLOCK_BODY
       DYN_OP operator=EQ type=kotlin.Unit
-        receiver: GET_VAR 'value-parameter d: dynamic' type=dynamic origin=null
+        receiver: DYN_MEMBER memberName='m' type=kotlin.Unit
+          GET_VAR 'value-parameter d: dynamic' type=dynamic origin=null
         0: CONST Int type=kotlin.Int value=1
   FUN name:testSafeMemberAssignment visibility:public modality:FINAL <> (d:dynamic) returnType:kotlin.Unit flags:
     VALUE_PARAMETER name:d index:0 type:dynamic flags:
@@ -22,5 +23,6 @@ FILE fqName:<root> fileName:/dynamicMemberAssignment.kt
           BRANCH
             if: CONST Boolean type=kotlin.Boolean value=true
             then: DYN_OP operator=EQ type=kotlin.Unit
-              receiver: GET_VAR 'tmp0_safe_receiver: dynamic' type=dynamic origin=null
+              receiver: DYN_MEMBER memberName='m' type=kotlin.Unit
+                GET_VAR 'tmp0_safe_receiver: dynamic' type=dynamic origin=null
               0: CONST Int type=kotlin.Int value=1
diff --git a/js/js.translator/testData/box/dynamic/propertyAccess.kt b/js/js.translator/testData/box/dynamic/propertyAccess.kt
index 11a21f426f1..dda3f4d4447 100644
--- a/js/js.translator/testData/box/dynamic/propertyAccess.kt
+++ b/js/js.translator/testData/box/dynamic/propertyAccess.kt
@@ -1,4 +1,3 @@
-// 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 f7ec878895f..ca31b3283d2 100644
--- a/js/js.translator/testData/box/dynamic/setByBrackets.kt
+++ b/js/js.translator/testData/box/dynamic/setByBrackets.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1231
 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 09cb7fc0a10..40e19c1632c 100644
--- a/js/js.translator/testData/box/expression/for/forIteratesOverArray.kt
+++ b/js/js.translator/testData/box/expression/for/forIteratesOverArray.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1294
 package foo
 
diff --git a/js/js.translator/testData/box/number/longArray.kt b/js/js.translator/testData/box/number/longArray.kt
index c445e2da715..e2ff9a6b17f 100644
--- a/js/js.translator/testData/box/number/longArray.kt
+++ b/js/js.translator/testData/box/number/longArray.kt
@@ -1,4 +1,3 @@
-// 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 86a661d74fd..00799288a71 100644
--- a/js/js.translator/testData/box/propertyAccess/defaultAccessorsWithJsName.kt
+++ b/js/js.translator/testData/box/propertyAccess/defaultAccessorsWithJsName.kt
@@ -1,4 +1,3 @@
-// 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 956784fec46..caf192ba686 100644
--- a/js/js.translator/testData/box/reflection/kClass.kt
+++ b/js/js.translator/testData/box/reflection/kClass.kt
@@ -1,4 +1,3 @@
-// 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 1f5585d26cf..ef65b2f1464 100644
--- a/js/js.translator/testData/box/reflection/kClassOnReifiedType.kt
+++ b/js/js.translator/testData/box/reflection/kClassOnReifiedType.kt
@@ -1,4 +1,3 @@
-// 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 c92ca4be009..d70f05583a7 100644
--- a/js/js.translator/testData/box/reflection/kClassOnReifiedTypeInLambda.kt
+++ b/js/js.translator/testData/box/reflection/kClassOnReifiedTypeInLambda.kt
@@ -1,4 +1,3 @@
-// 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 7d614484956..c762ae011a2 100644
--- a/js/js.translator/testData/box/standardClasses/arrayConstructorsWithLambda.kt
+++ b/js/js.translator/testData/box/standardClasses/arrayConstructorsWithLambda.kt
@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JS_IR
 // EXPECTED_REACHABLE_NODES: 1283
 package foo