diff --git a/compiler/testData/debug/stepping/assertion.kt b/compiler/testData/debug/stepping/assertion.kt
index 533d66e4f0d..35330571d9d 100644
--- a/compiler/testData/debug/stepping/assertion.kt
+++ b/compiler/testData/debug/stepping/assertion.kt
@@ -1,4 +1,4 @@
-// IGNORE_BACKEND: JS_IR
+
 // FILE: test.kt
 
 public val MASSERTIONS_ENABLED: Boolean = true
@@ -47,3 +47,6 @@ fun box(): String {
 // test.kt:30 box
 
 // EXPECTATIONS JS_IR
+// test.kt:17 box
+// test.kt:7 box
+// test.kt:30 box
diff --git a/compiler/testData/debug/stepping/functionCallWithInlinedLambdaParam.kt b/compiler/testData/debug/stepping/functionCallWithInlinedLambdaParam.kt
index 65b060151dd..fef91c9bbc4 100644
--- a/compiler/testData/debug/stepping/functionCallWithInlinedLambdaParam.kt
+++ b/compiler/testData/debug/stepping/functionCallWithInlinedLambdaParam.kt
@@ -1,4 +1,4 @@
-// IGNORE_BACKEND: JS_IR
+
 // FILE: test.kt
 
 fun box() {
@@ -34,3 +34,8 @@ inline fun foo(f: () -> Unit) {
 // test.kt:12 box
 
 // EXPECTATIONS JS_IR
+// test.kt:15 box
+// test.kt:6 box
+// test.kt:15 box
+// test.kt:10 box
+// test.kt:12 box
diff --git a/compiler/testData/debug/stepping/inTheEndOfLambdaArgumentOfInlineCall.kt b/compiler/testData/debug/stepping/inTheEndOfLambdaArgumentOfInlineCall.kt
index f58e1d668f4..5de95c10bc7 100644
--- a/compiler/testData/debug/stepping/inTheEndOfLambdaArgumentOfInlineCall.kt
+++ b/compiler/testData/debug/stepping/inTheEndOfLambdaArgumentOfInlineCall.kt
@@ -1,4 +1,4 @@
-// IGNORE_BACKEND: JS_IR
+
 // FILE: test.kt
 
 fun box() {
@@ -36,3 +36,10 @@ fun nop() {}
 // test.kt:9 box
 
 // EXPECTATIONS JS_IR
+// test.kt:12 box
+// test.kt:20 nop
+// test.kt:6 box
+// test.kt:20 nop
+// test.kt:17 box
+// test.kt:20 nop
+// test.kt:9 box
diff --git a/compiler/testData/debug/stepping/inlineSimpleCall.kt b/compiler/testData/debug/stepping/inlineSimpleCall.kt
index ddd627e128e..401d3cd1f7f 100644
--- a/compiler/testData/debug/stepping/inlineSimpleCall.kt
+++ b/compiler/testData/debug/stepping/inlineSimpleCall.kt
@@ -1,4 +1,4 @@
-// IGNORE_BACKEND: JS_IR
+
 // FILE: test.kt
 
 inline fun inlineFun(s: () -> Unit) {
@@ -51,3 +51,4 @@ fun box() {
 // test.kt:24 box
 
 // EXPECTATIONS JS_IR
+// test.kt:24 box
diff --git a/compiler/testData/debug/stepping/lambdaStepInlineWithDefaults.kt b/compiler/testData/debug/stepping/lambdaStepInlineWithDefaults.kt
index dab7c258c3f..8037c7228eb 100644
--- a/compiler/testData/debug/stepping/lambdaStepInlineWithDefaults.kt
+++ b/compiler/testData/debug/stepping/lambdaStepInlineWithDefaults.kt
@@ -1,4 +1,4 @@
-// IGNORE_BACKEND: JS_IR
+
 // FILE: test.kt
 inline fun foo(stringMaker: () -> String = { "OK" }): String {
     return stringMaker()
@@ -31,3 +31,8 @@ fun box(): String {
 // test.kt:17 box
 
 // EXPECTATIONS JS_IR
+// test.kt:3 box
+// test.kt:4 box
+// test.kt:8 box
+// test.kt:11 box
+// test.kt:17 box
diff --git a/compiler/testData/debug/stepping/linenumberForOneParametersArgumentCall.kt b/compiler/testData/debug/stepping/linenumberForOneParametersArgumentCall.kt
index 32b2c2a9f28..75f5b54518f 100644
--- a/compiler/testData/debug/stepping/linenumberForOneParametersArgumentCall.kt
+++ b/compiler/testData/debug/stepping/linenumberForOneParametersArgumentCall.kt
@@ -1,4 +1,4 @@
-// IGNORE_BACKEND: JS_IR
+
 // FILE: test.kt
 
 fun box() {
@@ -23,3 +23,6 @@ inline fun lookAtMe(f: (String) -> Unit) {
 // test.kt:8 box
 
 // EXPECTATIONS JS_IR
+// test.kt:11 box
+// test.kt:6 box
+// test.kt:8 box
diff --git a/compiler/testData/debug/stepping/localFunction.kt b/compiler/testData/debug/stepping/localFunction.kt
index b615f643e74..276be25c057 100644
--- a/compiler/testData/debug/stepping/localFunction.kt
+++ b/compiler/testData/debug/stepping/localFunction.kt
@@ -1,4 +1,4 @@
-// IGNORE_BACKEND: JS_IR
+
 // FILE: test.kt
 
 fun box() {
@@ -29,3 +29,6 @@ fun box() {
 // test.kt:12 box
 
 // EXPECTATIONS JS_IR
+// test.kt:10 box
+// test.kt:8 box$bar
+// test.kt:12 box
diff --git a/compiler/testData/debug/stepping/localFunctionWIthOnelineExpressionBody.kt b/compiler/testData/debug/stepping/localFunctionWIthOnelineExpressionBody.kt
index 648b2544970..5df10e8f9b3 100644
--- a/compiler/testData/debug/stepping/localFunctionWIthOnelineExpressionBody.kt
+++ b/compiler/testData/debug/stepping/localFunctionWIthOnelineExpressionBody.kt
@@ -1,4 +1,4 @@
-// IGNORE_BACKEND: JS_IR
+
 // FILE: test.kt
 
 fun box() {
@@ -26,3 +26,6 @@ fun box() {
 // test.kt:10 box
 
 // EXPECTATIONS JS_IR
+// test.kt:8 box
+// test.kt:6 box$bar
+// test.kt:10 box
diff --git a/compiler/testData/debug/stepping/noParametersArgumentCallInExpression.kt b/compiler/testData/debug/stepping/noParametersArgumentCallInExpression.kt
index cd40cf4057d..02069d11671 100644
--- a/compiler/testData/debug/stepping/noParametersArgumentCallInExpression.kt
+++ b/compiler/testData/debug/stepping/noParametersArgumentCallInExpression.kt
@@ -1,4 +1,4 @@
-// IGNORE_BACKEND: JS_IR
+
 // FILE: test.kt
 
 fun box() {
@@ -22,3 +22,7 @@ inline fun lookAtMe(f: () -> Int) {
 // test.kt:8 box
 
 // EXPECTATIONS JS_IR
+// test.kt:11 box
+// test.kt:6 box
+// test.kt:12 box
+// test.kt:8 box
diff --git a/compiler/testData/debug/stepping/simpleDefaultArgWithInline.kt b/compiler/testData/debug/stepping/simpleDefaultArgWithInline.kt
index 69c3ceb152e..6c467dbef78 100644
--- a/compiler/testData/debug/stepping/simpleDefaultArgWithInline.kt
+++ b/compiler/testData/debug/stepping/simpleDefaultArgWithInline.kt
@@ -1,4 +1,4 @@
-// IGNORE_BACKEND: JS_IR
+
 // FILE: test.kt
 
 inline fun ifoo(ok: String = "OK"): String {
@@ -26,3 +26,6 @@ fun box(): String {
 // test.kt:14 box
 
 // EXPECTATIONS JS_IR
+// test.kt:5 box
+// test.kt:14 box
+// test.kt:8 ifoo2
diff --git a/compiler/testData/debug/stepping/simpleSmap.kt b/compiler/testData/debug/stepping/simpleSmap.kt
index d38ebf41d51..d2ddb099ad3 100644
--- a/compiler/testData/debug/stepping/simpleSmap.kt
+++ b/compiler/testData/debug/stepping/simpleSmap.kt
@@ -1,4 +1,4 @@
-// IGNORE_BACKEND: JS_IR
+
 
 // FILE: test.kt
 
@@ -22,3 +22,4 @@ fun box() {
 // test.kt:13 box
 
 // EXPECTATIONS JS_IR
+// test.kt:13 box
diff --git a/compiler/testData/debug/stepping/suspendFunWithSuspendLambdaParameter.kt b/compiler/testData/debug/stepping/suspendFunWithSuspendLambdaParameter.kt
index 1494531a678..777f5ec332f 100644
--- a/compiler/testData/debug/stepping/suspendFunWithSuspendLambdaParameter.kt
+++ b/compiler/testData/debug/stepping/suspendFunWithSuspendLambdaParameter.kt
@@ -1,4 +1,4 @@
-// IGNORE_BACKEND: JS_IR
+
 // WITH_STDLIB
 // FILE: test.kt
 suspend fun foo(block: suspend Long.() -> String): String {
@@ -23,3 +23,10 @@ suspend fun box() {
 // test.kt:12 box
 
 // EXPECTATIONS JS_IR
+// test.kt:9 doResume
+// test.kt:9 box$slambda
+// test.kt:9 doResume
+// test.kt:5 foo
+// test.kt:5 foo
+// test.kt:10 doResume
+// test.kt:12 doResume
diff --git a/compiler/testData/debug/stepping/tryCatchExpression.kt b/compiler/testData/debug/stepping/tryCatchExpression.kt
index 1fd7254b34c..55f9ee7ce5b 100644
--- a/compiler/testData/debug/stepping/tryCatchExpression.kt
+++ b/compiler/testData/debug/stepping/tryCatchExpression.kt
@@ -1,5 +1,5 @@
 // FILE: test.kt
-// DONT_TARGET_EXACT_BACKEND: JS_IR (KT-54283)
+
 fun foo() {
     try {
         mightThrow()
@@ -110,35 +110,46 @@ fun box() {
 // test.kt:41 box
 // test.kt:5 foo
 // test.kt:28 mightThrow
+// test.kt:29 mightThrow
 // test.kt:11 foo
 // test.kt:32 mightThrow2
+// test.kt:33 mightThrow2
 // test.kt:10 foo
 // test.kt:17 foo
 // test.kt:36 mightThrow3
 // test.kt:37 mightThrow3
 // test.kt:16 foo
+// test.kt:21 foo
 // test.kt:42 box
 // test.kt:43 box
 // test.kt:5 foo
 // test.kt:28 mightThrow
+// test.kt:29 mightThrow
 // test.kt:11 foo
 // test.kt:32 mightThrow2
+// test.kt:33 mightThrow2
 // test.kt:10 foo
 // test.kt:17 foo
 // test.kt:36 mightThrow3
 // test.kt:36 mightThrow3
+// test.kt:18 foo
 // test.kt:19 foo
 // test.kt:44 box
 // test.kt:45 box
 // test.kt:5 foo
 // test.kt:28 mightThrow
+// test.kt:29 mightThrow
 // test.kt:11 foo
 // test.kt:32 mightThrow2
 // test.kt:32 mightThrow2
+// test.kt:12 foo
 // test.kt:13 foo
 // test.kt:46 box
 // test.kt:47 box
 // test.kt:5 foo
 // test.kt:28 mightThrow
 // test.kt:28 mightThrow
+// test.kt:6 foo
+// test.kt:6 foo
 // test.kt:7 foo
+// test.kt:48 box
diff --git a/compiler/testData/debug/stepping/tryCatchFinally.kt b/compiler/testData/debug/stepping/tryCatchFinally.kt
index 1a42269b54f..0689446f673 100644
--- a/compiler/testData/debug/stepping/tryCatchFinally.kt
+++ b/compiler/testData/debug/stepping/tryCatchFinally.kt
@@ -1,4 +1,4 @@
-// DONT_TARGET_EXACT_BACKEND: JS_IR (KT-54283)
+
 // FILE: test.kt
 
 fun foo() {
@@ -96,25 +96,36 @@ fun box() {
 // test.kt:34 box
 // test.kt:6 foo
 // test.kt:26 mightThrow
+// test.kt:27 mightThrow
 // test.kt:14 foo
 // test.kt:30 mightThrow2
+// test.kt:31 mightThrow2
 // test.kt:13 foo
+// test.kt:20 foo
 // test.kt:35 box
 // test.kt:36 box
 // test.kt:6 foo
 // test.kt:26 mightThrow
+// test.kt:27 mightThrow
 // test.kt:14 foo
 // test.kt:30 mightThrow2
 // test.kt:30 mightThrow2
+// test.kt:15 foo
 // test.kt:16 foo
 // test.kt:13 foo
+// test.kt:20 foo
 // test.kt:37 box
 // test.kt:38 box
 // test.kt:6 foo
 // test.kt:26 mightThrow
 // test.kt:26 mightThrow
+// test.kt:7 foo
+// test.kt:7 foo
 // test.kt:14 foo
 // test.kt:30 mightThrow2
 // test.kt:30 mightThrow2
+// test.kt:15 foo
 // test.kt:16 foo
 // test.kt:13 foo
+// test.kt:20 foo
+// test.kt:39 box
diff --git a/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/ir/IrJsSteppingTestGenerated.java b/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/ir/IrJsSteppingTestGenerated.java
index 1ec89e3807f..9a0cc565cde 100644
--- a/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/ir/IrJsSteppingTestGenerated.java
+++ b/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/ir/IrJsSteppingTestGenerated.java
@@ -487,6 +487,18 @@ public class IrJsSteppingTestGenerated extends AbstractIrJsSteppingTest {
         runTest("compiler/testData/debug/stepping/tryCatch.kt");
     }
 
+    @Test
+    @TestMetadata("tryCatchExpression.kt")
+    public void testTryCatchExpression() throws Exception {
+        runTest("compiler/testData/debug/stepping/tryCatchExpression.kt");
+    }
+
+    @Test
+    @TestMetadata("tryCatchFinally.kt")
+    public void testTryCatchFinally() throws Exception {
+        runTest("compiler/testData/debug/stepping/tryCatchFinally.kt");
+    }
+
     @Test
     @TestMetadata("tryFinally.kt")
     public void testTryFinally() throws Exception {