K2: reproduce KT-58008

compiler/testData/codegen/box/fir/TypeParameterInNestedClass.kt

@@ -0,0 +1,33 @@
+// WITH_STDLIB
+// WITH_COROUTINES
+// TARGET_BACKEND: JVM_IR
+// IGNORE_BACKEND_K2: JVM_IR
+// ISSUE: KT-58008
+
+import kotlin.coroutines.*
+
+fun <T> runBlocking(c: suspend () -> T): T {
+    var res: T? = null
+    c.startCoroutine(Continuation(EmptyCoroutineContext) {
+        res = it.getOrThrow()
+    })
+    return res!!
+}
+
+object Retry {
+    class Builder<B>(
+        private val action: suspend () -> B,
+    ) {
+        fun foo() = runBlocking {
+            action.invoke()
+        }
+    }
+
+    fun <W> withExponentialBackoff(action: () -> W): Builder<W> {
+        return Builder(action)
+    }
+}
+
+fun box(): String {
+    return Retry.withExponentialBackoff { "OK" }.foo()
+}

compiler/testData/codegen/box/fir/TypeParameterInNestedClass2.kt

@@ -0,0 +1,33 @@
+// WITH_STDLIB
+// WITH_COROUTINES
+// TARGET_BACKEND: JVM_IR
+// IGNORE_BACKEND_K2: JVM_IR
+// ISSUE: KT-58008
+
+import kotlin.coroutines.*
+
+fun <T> runBlocking(c: suspend () -> T): T {
+    var res: T? = null
+    c.startCoroutine(Continuation(EmptyCoroutineContext) {
+        res = it.getOrThrow()
+    })
+    return res!!
+}
+
+class Owner<C>(val c: C) {
+    class Builder<B>(
+        private val action: suspend () -> B,
+    ) {
+        fun foo() = runBlocking {
+            action.invoke()
+        }
+    }
+
+    fun <W> withExponentialBackoff(action: () -> W): Builder<W> {
+        return Builder(action)
+    }
+}
+
+fun box(): String {
+    return Owner("").withExponentialBackoff { "OK" }.foo()
+}