diff --git a/compiler/fir/fir2ir/tests/org/jetbrains/kotlin/codegen/ir/FirBlackBoxCodegenTestGenerated.java b/compiler/fir/fir2ir/tests/org/jetbrains/kotlin/codegen/ir/FirBlackBoxCodegenTestGenerated.java
index 61ddd00b119..fc3fc9a4d51 100644
--- a/compiler/fir/fir2ir/tests/org/jetbrains/kotlin/codegen/ir/FirBlackBoxCodegenTestGenerated.java
+++ b/compiler/fir/fir2ir/tests/org/jetbrains/kotlin/codegen/ir/FirBlackBoxCodegenTestGenerated.java
@@ -22755,6 +22755,11 @@ public class FirBlackBoxCodegenTestGenerated extends AbstractFirBlackBoxCodegenT
             public void testForInWithIndexWithIndex() throws Exception {
                 runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexWithIndex.kt");
             }
+
+            @TestMetadata("kt42909.kt")
+            public void testKt42909() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/kt42909.kt");
+            }
         }
 
         @TestMetadata("compiler/testData/codegen/box/ranges/forInReversed")
diff --git a/compiler/ir/backend.common/src/org/jetbrains/kotlin/backend/common/lower/loops/HeaderProcessor.kt b/compiler/ir/backend.common/src/org/jetbrains/kotlin/backend/common/lower/loops/HeaderProcessor.kt
index 0300e61cc9e..321b3429224 100644
--- a/compiler/ir/backend.common/src/org/jetbrains/kotlin/backend/common/lower/loops/HeaderProcessor.kt
+++ b/compiler/ir/backend.common/src/org/jetbrains/kotlin/backend/common/lower/loops/HeaderProcessor.kt
@@ -297,7 +297,7 @@ internal class ProgressionLoopHeader(
 
             // loopVariable = inductionVariable
             // inductionVariable = inductionVariable + step
-            listOfNotNull(loopVariable, incrementInductionVariable(this))
+            listOfNotNull(this@ProgressionLoopHeader.loopVariable, incrementInductionVariable(this))
         }
 
     override fun buildLoop(builder: DeclarationIrBuilder, oldLoop: IrLoop, newBody: IrExpression?) =
@@ -552,11 +552,8 @@ internal class WithIndexLoopHeader(
             //
             // We "wire" the 1st destructured component to index, and the 2nd to the loop variable value from the underlying iterable.
             loopVariableComponents[1]?.initializer = irGet(indexVariable)
-            listOfNotNull(loopVariableComponents[1], incrementIndexStatement) + nestedLoopHeader.initializeIteration(
-                loopVariableComponents[2],
-                linkedMapOf(),
-                builder
-            )
+            listOfNotNull(loopVariableComponents[1], incrementIndexStatement) +
+                    nestedLoopHeader.initializeIteration(loopVariableComponents[2], linkedMapOf(), builder)
         }
 
     // Use the nested loop header to build the loop. More info in comments in initializeIteration().
diff --git a/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/kt42909.kt b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/kt42909.kt
new file mode 100644
index 00000000000..3994b61ed58
--- /dev/null
+++ b/compiler/testData/codegen/box/ranges/forInProgressionWithIndex/kt42909.kt
@@ -0,0 +1,16 @@
+// WITH_RUNTIME
+// KJS_WITH_FULL_RUNTIME
+
+fun box(): String {
+    var r = test()
+    if (r != "01") throw AssertionError(r.toString())
+    return "OK"
+}
+
+private fun test(): String {
+    var r = ""
+    for ((i, _) in (1..'c' - 'a').withIndex()) {
+        r += i.toString()
+    }
+    return r
+}
\ No newline at end of file
diff --git a/compiler/tests/org/jetbrains/kotlin/codegen/BlackBoxCodegenTestGenerated.java b/compiler/tests/org/jetbrains/kotlin/codegen/BlackBoxCodegenTestGenerated.java
index fa369720281..2507d84c0ab 100644
--- a/compiler/tests/org/jetbrains/kotlin/codegen/BlackBoxCodegenTestGenerated.java
+++ b/compiler/tests/org/jetbrains/kotlin/codegen/BlackBoxCodegenTestGenerated.java
@@ -24526,6 +24526,11 @@ public class BlackBoxCodegenTestGenerated extends AbstractBlackBoxCodegenTest {
             public void testForInWithIndexWithIndex() throws Exception {
                 runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexWithIndex.kt");
             }
+
+            @TestMetadata("kt42909.kt")
+            public void testKt42909() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/kt42909.kt");
+            }
         }
 
         @TestMetadata("compiler/testData/codegen/box/ranges/forInReversed")
diff --git a/compiler/tests/org/jetbrains/kotlin/codegen/LightAnalysisModeTestGenerated.java b/compiler/tests/org/jetbrains/kotlin/codegen/LightAnalysisModeTestGenerated.java
index 6cbd283fad3..1b0a7860b6a 100644
--- a/compiler/tests/org/jetbrains/kotlin/codegen/LightAnalysisModeTestGenerated.java
+++ b/compiler/tests/org/jetbrains/kotlin/codegen/LightAnalysisModeTestGenerated.java
@@ -24526,6 +24526,11 @@ public class LightAnalysisModeTestGenerated extends AbstractLightAnalysisModeTes
             public void testForInWithIndexWithIndex() throws Exception {
                 runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexWithIndex.kt");
             }
+
+            @TestMetadata("kt42909.kt")
+            public void testKt42909() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/kt42909.kt");
+            }
         }
 
         @TestMetadata("compiler/testData/codegen/box/ranges/forInReversed")
diff --git a/compiler/tests/org/jetbrains/kotlin/codegen/ir/IrBlackBoxCodegenTestGenerated.java b/compiler/tests/org/jetbrains/kotlin/codegen/ir/IrBlackBoxCodegenTestGenerated.java
index 11dd8f2ffc8..9e5864a4ad4 100644
--- a/compiler/tests/org/jetbrains/kotlin/codegen/ir/IrBlackBoxCodegenTestGenerated.java
+++ b/compiler/tests/org/jetbrains/kotlin/codegen/ir/IrBlackBoxCodegenTestGenerated.java
@@ -22755,6 +22755,11 @@ public class IrBlackBoxCodegenTestGenerated extends AbstractIrBlackBoxCodegenTes
             public void testForInWithIndexWithIndex() throws Exception {
                 runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexWithIndex.kt");
             }
+
+            @TestMetadata("kt42909.kt")
+            public void testKt42909() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/kt42909.kt");
+            }
         }
 
         @TestMetadata("compiler/testData/codegen/box/ranges/forInReversed")
diff --git a/js/js.tests/test/org/jetbrains/kotlin/js/test/es6/semantics/IrJsCodegenBoxES6TestGenerated.java b/js/js.tests/test/org/jetbrains/kotlin/js/test/es6/semantics/IrJsCodegenBoxES6TestGenerated.java
index 0ef28c60d79..ded22676945 100644
--- a/js/js.tests/test/org/jetbrains/kotlin/js/test/es6/semantics/IrJsCodegenBoxES6TestGenerated.java
+++ b/js/js.tests/test/org/jetbrains/kotlin/js/test/es6/semantics/IrJsCodegenBoxES6TestGenerated.java
@@ -18946,6 +18946,11 @@ public class IrJsCodegenBoxES6TestGenerated extends AbstractIrJsCodegenBoxES6Tes
             public void testForInWithIndexWithIndex() throws Exception {
                 runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexWithIndex.kt");
             }
+
+            @TestMetadata("kt42909.kt")
+            public void testKt42909() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/kt42909.kt");
+            }
         }
 
         @TestMetadata("compiler/testData/codegen/box/ranges/forInReversed")
diff --git a/js/js.tests/test/org/jetbrains/kotlin/js/test/ir/semantics/IrJsCodegenBoxTestGenerated.java b/js/js.tests/test/org/jetbrains/kotlin/js/test/ir/semantics/IrJsCodegenBoxTestGenerated.java
index 8ac0f210150..f4943aebaf4 100644
--- a/js/js.tests/test/org/jetbrains/kotlin/js/test/ir/semantics/IrJsCodegenBoxTestGenerated.java
+++ b/js/js.tests/test/org/jetbrains/kotlin/js/test/ir/semantics/IrJsCodegenBoxTestGenerated.java
@@ -18946,6 +18946,11 @@ public class IrJsCodegenBoxTestGenerated extends AbstractIrJsCodegenBoxTest {
             public void testForInWithIndexWithIndex() throws Exception {
                 runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexWithIndex.kt");
             }
+
+            @TestMetadata("kt42909.kt")
+            public void testKt42909() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/kt42909.kt");
+            }
         }
 
         @TestMetadata("compiler/testData/codegen/box/ranges/forInReversed")
diff --git a/js/js.tests/test/org/jetbrains/kotlin/js/test/semantics/JsCodegenBoxTestGenerated.java b/js/js.tests/test/org/jetbrains/kotlin/js/test/semantics/JsCodegenBoxTestGenerated.java
index c5f9692f93b..18ef3e5b394 100644
--- a/js/js.tests/test/org/jetbrains/kotlin/js/test/semantics/JsCodegenBoxTestGenerated.java
+++ b/js/js.tests/test/org/jetbrains/kotlin/js/test/semantics/JsCodegenBoxTestGenerated.java
@@ -19051,6 +19051,11 @@ public class JsCodegenBoxTestGenerated extends AbstractJsCodegenBoxTest {
             public void testForInWithIndexWithIndex() throws Exception {
                 runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/forInWithIndexWithIndex.kt");
             }
+
+            @TestMetadata("kt42909.kt")
+            public void testKt42909() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/kt42909.kt");
+            }
         }
 
         @TestMetadata("compiler/testData/codegen/box/ranges/forInReversed")
diff --git a/js/js.tests/test/org/jetbrains/kotlin/js/test/wasm/semantics/IrCodegenBoxWasmTestGenerated.java b/js/js.tests/test/org/jetbrains/kotlin/js/test/wasm/semantics/IrCodegenBoxWasmTestGenerated.java
index 2e47c7a0607..5d69afc5888 100644
--- a/js/js.tests/test/org/jetbrains/kotlin/js/test/wasm/semantics/IrCodegenBoxWasmTestGenerated.java
+++ b/js/js.tests/test/org/jetbrains/kotlin/js/test/wasm/semantics/IrCodegenBoxWasmTestGenerated.java
@@ -11807,6 +11807,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             public void testAllFilesPresentInForInProgressionWithIndex() throws Exception {
                 KotlinTestUtils.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/box/ranges/forInProgressionWithIndex"), Pattern.compile("^([^_](.+))\\.kt$"), null, TargetBackend.WASM, true);
             }
+
+            @TestMetadata("kt42909.kt")
+            public void testKt42909() throws Exception {
+                runTest("compiler/testData/codegen/box/ranges/forInProgressionWithIndex/kt42909.kt");
+            }
         }
 
         @TestMetadata("compiler/testData/codegen/box/ranges/forInReversed")