KT-37861 'this' is uninitialized in constructor default parameters

compiler/testData/codegen/box/closures/captureInSuperConstructorCall/outerCapturedInPrimaryConstructorDefaultParameter.kt

@@ -0,0 +1,10 @@
+// IGNORE_BACKEND: JS_IR
+// IGNORE_BACKEND_FIR: JVM_IR
+
+class Outer(val x: Any) {
+    inner class Inner(
+        val fn: () -> String = { x.toString() }
+    )
+}
+
+fun box() = Outer("OK").Inner().fn()

compiler/testData/codegen/box/closures/captureInSuperConstructorCall/outerCapturedInSecondaryConstructorDefaultParameter.kt

@@ -0,0 +1,15 @@
+// IGNORE_BACKEND: JS_IR
+// IGNORE_BACKEND_FIR: JVM_IR
+
+class Outer(val x: Any) {
+    inner class Inner(
+        val fn: () -> String
+    ) {
+        constructor(
+            unused: Int,
+            fn: () -> String = { x.toString() }
+        ) : this(fn)
+    }
+}
+
+fun box() = Outer("OK").Inner(1).fn()