test(KT-51066): fixate behavior of value classes in composition with suspend lambdas.

js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/BoxJsTestGenerated.java

@@ -790,6 +790,12 @@ public class BoxJsTestGenerated extends AbstractBoxJsTest {
             runTest("js/js.translator/testData/box/coroutines/debugStatement.kt");
         }
 
+        @Test
+        @TestMetadata("lambdaWithValueClass.kt")
+        public void testLambdaWithValueClass() throws Exception {
+            runTest("js/js.translator/testData/box/coroutines/lambdaWithValueClass.kt");
+        }
+
         @Test
         @TestMetadata("localVarOptimization.kt")
         public void testLocalVarOptimization() throws Exception {

js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/ir/IrBoxJsTestGenerated.java

@@ -790,6 +790,12 @@ public class IrBoxJsTestGenerated extends AbstractIrBoxJsTest {
             runTest("js/js.translator/testData/box/coroutines/debugStatement.kt");
         }
 
+        @Test
+        @TestMetadata("lambdaWithValueClass.kt")
+        public void testLambdaWithValueClass() throws Exception {
+            runTest("js/js.translator/testData/box/coroutines/lambdaWithValueClass.kt");
+        }
+
         @Test
         @TestMetadata("localVarOptimization.kt")
         public void testLocalVarOptimization() throws Exception {

js/js.translator/testData/box/coroutines/lambdaWithValueClass.kt

@@ -0,0 +1,31 @@
+// EXPECTED_REACHABLE_NODES: 1282
+// WITH_STDLIB
+package foo
+
+import kotlin.coroutines.*
+import kotlin.coroutines.intrinsics.*
+
+value class Res(val value: String)
+
+suspend fun bar(): Res {
+    val lambda: suspend () -> Res = { Res("OK") }
+    return lambda.invoke()
+}
+
+fun builder(c: suspend () -> Unit) {
+    c.startCoroutine(object : Continuation<Unit> {
+        override val context = EmptyCoroutineContext
+
+        override fun resumeWith(result: Result<Unit>) {}
+    })
+}
+
+fun box(): String {
+    var result = ""
+
+    builder {
+        result = bar().toString().substring(10, 12)
+    }
+
+    return result
+}