diff --git a/compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/codegen/FirBlackBoxCodegenTestGenerated.java b/compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/codegen/FirBlackBoxCodegenTestGenerated.java
index e63bde8b5be..ae6aa316d29 100644
--- a/compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/codegen/FirBlackBoxCodegenTestGenerated.java
+++ b/compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/codegen/FirBlackBoxCodegenTestGenerated.java
@@ -18708,6 +18708,12 @@ public class FirBlackBoxCodegenTestGenerated extends AbstractFirBlackBoxCodegenT
             runTest("compiler/testData/codegen/box/inlineClasses/unboxReceiverOnCallingMethodFromInlineClass.kt");
         }
 
+        @Test
+        @TestMetadata("unboxResultParameterWhenCapturingToCrossinlineLambda.kt")
+        public void testUnboxResultParameterWhenCapturingToCrossinlineLambda() throws Exception {
+            runTest("compiler/testData/codegen/box/inlineClasses/unboxResultParameterWhenCapturingToCrossinlineLambda.kt");
+        }
+
         @Test
         @TestMetadata("unboxValueFromPlatformType.kt")
         public void testUnboxValueFromPlatformType() throws Exception {
diff --git a/compiler/testData/codegen/box/inlineClasses/unboxResultParameterWhenCapturingToCrossinlineLambda.kt b/compiler/testData/codegen/box/inlineClasses/unboxResultParameterWhenCapturingToCrossinlineLambda.kt
new file mode 100644
index 00000000000..7f8d9bb8bc3
--- /dev/null
+++ b/compiler/testData/codegen/box/inlineClasses/unboxResultParameterWhenCapturingToCrossinlineLambda.kt
@@ -0,0 +1,42 @@
+// WITH_RUNTIME
+// KJS_WITH_FULL_RUNTIME
+// IGNORE_BACKEND: WASM
+
+import kotlin.coroutines.*
+
+interface Flow<out T> {
+    suspend fun collect(collector: FlowCollector<T>)
+}
+
+interface FlowCollector<in T> {
+    suspend fun emit(value: T)
+}
+
+suspend inline fun <T> Flow<T>.collect(crossinline action: suspend (value: T) -> Unit): Unit =
+    collect(object : FlowCollector<T> {
+        override suspend fun emit(value: T) = action(value)
+    })
+
+fun builder(c: suspend () -> Unit) {
+    c.startCoroutine(Continuation(EmptyCoroutineContext) {
+        it.getOrThrow()
+    })
+}
+
+fun box(): String {
+    val flow: Flow<Result<String>> = object : Flow<Result<String>> {
+        override suspend fun collect(collector: FlowCollector<Result<String>>) {
+            collector.emit(Result.success("OK"))
+        }
+    }
+
+    var res = "FAIL"
+    builder {
+        flow.collect { result ->
+            result.onSuccess { text ->
+                res = text
+            }
+        }
+    }
+    return res
+}
\ No newline at end of file
diff --git a/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/BlackBoxCodegenTestGenerated.java b/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/BlackBoxCodegenTestGenerated.java
index da83a2a32cd..3fc400508c8 100644
--- a/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/BlackBoxCodegenTestGenerated.java
+++ b/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/BlackBoxCodegenTestGenerated.java
@@ -18684,6 +18684,12 @@ public class BlackBoxCodegenTestGenerated extends AbstractBlackBoxCodegenTest {
             runTest("compiler/testData/codegen/box/inlineClasses/unboxReceiverOnCallingMethodFromInlineClass.kt");
         }
 
+        @Test
+        @TestMetadata("unboxResultParameterWhenCapturingToCrossinlineLambda.kt")
+        public void testUnboxResultParameterWhenCapturingToCrossinlineLambda() throws Exception {
+            runTest("compiler/testData/codegen/box/inlineClasses/unboxResultParameterWhenCapturingToCrossinlineLambda.kt");
+        }
+
         @Test
         @TestMetadata("unboxValueFromPlatformType.kt")
         public void testUnboxValueFromPlatformType() throws Exception {
diff --git a/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/IrBlackBoxCodegenTestGenerated.java b/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/IrBlackBoxCodegenTestGenerated.java
index 6060cb66f35..05db339530e 100644
--- a/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/IrBlackBoxCodegenTestGenerated.java
+++ b/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/IrBlackBoxCodegenTestGenerated.java
@@ -18708,6 +18708,12 @@ public class IrBlackBoxCodegenTestGenerated extends AbstractIrBlackBoxCodegenTes
             runTest("compiler/testData/codegen/box/inlineClasses/unboxReceiverOnCallingMethodFromInlineClass.kt");
         }
 
+        @Test
+        @TestMetadata("unboxResultParameterWhenCapturingToCrossinlineLambda.kt")
+        public void testUnboxResultParameterWhenCapturingToCrossinlineLambda() throws Exception {
+            runTest("compiler/testData/codegen/box/inlineClasses/unboxResultParameterWhenCapturingToCrossinlineLambda.kt");
+        }
+
         @Test
         @TestMetadata("unboxValueFromPlatformType.kt")
         public void testUnboxValueFromPlatformType() throws Exception {
diff --git a/compiler/tests-gen/org/jetbrains/kotlin/codegen/LightAnalysisModeTestGenerated.java b/compiler/tests-gen/org/jetbrains/kotlin/codegen/LightAnalysisModeTestGenerated.java
index f4c0de9ddf3..17ef57576f9 100644
--- a/compiler/tests-gen/org/jetbrains/kotlin/codegen/LightAnalysisModeTestGenerated.java
+++ b/compiler/tests-gen/org/jetbrains/kotlin/codegen/LightAnalysisModeTestGenerated.java
@@ -15480,6 +15480,11 @@ public class LightAnalysisModeTestGenerated extends AbstractLightAnalysisModeTes
             runTest("compiler/testData/codegen/box/inlineClasses/unboxReceiverOnCallingMethodFromInlineClass.kt");
         }
 
+        @TestMetadata("unboxResultParameterWhenCapturingToCrossinlineLambda.kt")
+        public void testUnboxResultParameterWhenCapturingToCrossinlineLambda() throws Exception {
+            runTest("compiler/testData/codegen/box/inlineClasses/unboxResultParameterWhenCapturingToCrossinlineLambda.kt");
+        }
+
         @TestMetadata("unboxValueFromPlatformType.kt")
         public void testUnboxValueFromPlatformType() throws Exception {
             runTest("compiler/testData/codegen/box/inlineClasses/unboxValueFromPlatformType.kt");
diff --git a/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/es6/semantics/IrJsCodegenBoxES6TestGenerated.java b/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/es6/semantics/IrJsCodegenBoxES6TestGenerated.java
index 3819a77d1e6..2b905673dac 100644
--- a/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/es6/semantics/IrJsCodegenBoxES6TestGenerated.java
+++ b/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/es6/semantics/IrJsCodegenBoxES6TestGenerated.java
@@ -13579,6 +13579,11 @@ public class IrJsCodegenBoxES6TestGenerated extends AbstractIrJsCodegenBoxES6Tes
             runTest("compiler/testData/codegen/box/inlineClasses/unboxReceiverOnCallingMethodFromInlineClass.kt");
         }
 
+        @TestMetadata("unboxResultParameterWhenCapturingToCrossinlineLambda.kt")
+        public void testUnboxResultParameterWhenCapturingToCrossinlineLambda() throws Exception {
+            runTest("compiler/testData/codegen/box/inlineClasses/unboxResultParameterWhenCapturingToCrossinlineLambda.kt");
+        }
+
         @TestMetadata("unboxValueFromPlatformType.kt")
         public void testUnboxValueFromPlatformType() throws Exception {
             runTest("compiler/testData/codegen/box/inlineClasses/unboxValueFromPlatformType.kt");
diff --git a/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/ir/semantics/IrJsCodegenBoxTestGenerated.java b/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/ir/semantics/IrJsCodegenBoxTestGenerated.java
index 127616ac372..3a234edf9c2 100644
--- a/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/ir/semantics/IrJsCodegenBoxTestGenerated.java
+++ b/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/ir/semantics/IrJsCodegenBoxTestGenerated.java
@@ -12985,6 +12985,11 @@ public class IrJsCodegenBoxTestGenerated extends AbstractIrJsCodegenBoxTest {
             runTest("compiler/testData/codegen/box/inlineClasses/unboxReceiverOnCallingMethodFromInlineClass.kt");
         }
 
+        @TestMetadata("unboxResultParameterWhenCapturingToCrossinlineLambda.kt")
+        public void testUnboxResultParameterWhenCapturingToCrossinlineLambda() throws Exception {
+            runTest("compiler/testData/codegen/box/inlineClasses/unboxResultParameterWhenCapturingToCrossinlineLambda.kt");
+        }
+
         @TestMetadata("unboxValueFromPlatformType.kt")
         public void testUnboxValueFromPlatformType() throws Exception {
             runTest("compiler/testData/codegen/box/inlineClasses/unboxValueFromPlatformType.kt");
diff --git a/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/semantics/JsCodegenBoxTestGenerated.java b/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/semantics/JsCodegenBoxTestGenerated.java
index 74dc8a68297..3f24a905d97 100644
--- a/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/semantics/JsCodegenBoxTestGenerated.java
+++ b/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/semantics/JsCodegenBoxTestGenerated.java
@@ -13050,6 +13050,11 @@ public class JsCodegenBoxTestGenerated extends AbstractJsCodegenBoxTest {
             runTest("compiler/testData/codegen/box/inlineClasses/unboxReceiverOnCallingMethodFromInlineClass.kt");
         }
 
+        @TestMetadata("unboxResultParameterWhenCapturingToCrossinlineLambda.kt")
+        public void testUnboxResultParameterWhenCapturingToCrossinlineLambda() throws Exception {
+            runTest("compiler/testData/codegen/box/inlineClasses/unboxResultParameterWhenCapturingToCrossinlineLambda.kt");
+        }
+
         @TestMetadata("unboxValueFromPlatformType.kt")
         public void testUnboxValueFromPlatformType() throws Exception {
             runTest("compiler/testData/codegen/box/inlineClasses/unboxValueFromPlatformType.kt");
diff --git a/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/wasm/semantics/IrCodegenBoxWasmTestGenerated.java b/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/wasm/semantics/IrCodegenBoxWasmTestGenerated.java
index 534182abdb7..db40d2ee882 100644
--- a/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/wasm/semantics/IrCodegenBoxWasmTestGenerated.java
+++ b/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/wasm/semantics/IrCodegenBoxWasmTestGenerated.java
@@ -7165,6 +7165,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/inlineClasses/unboxReceiverOnCallingMethodFromInlineClass.kt");
         }
 
+        @TestMetadata("unboxResultParameterWhenCapturingToCrossinlineLambda.kt")
+        public void testUnboxResultParameterWhenCapturingToCrossinlineLambda() throws Exception {
+            runTest("compiler/testData/codegen/box/inlineClasses/unboxResultParameterWhenCapturingToCrossinlineLambda.kt");
+        }
+
         @TestMetadata("useInlineClassesInsideElvisOperator.kt")
         public void testUseInlineClassesInsideElvisOperator() throws Exception {
             runTest("compiler/testData/codegen/box/inlineClasses/useInlineClassesInsideElvisOperator.kt");