unqualified super: should be able to invoke methods of Any without extra hassle

when Any is an implicit immediate superclass

compiler/testData/codegen/box/super/unqualifiedSuperWithMethodsOfAny.kt

@@ -0,0 +1,34 @@
+interface ISomething
+
+open class ClassWithToString {
+    override fun toString(): String = "C"
+}
+
+interface IWithToString {
+    override fun toString(): String
+}
+
+interface IWithDefaultToString {
+    override fun toString(): String = "I"
+}
+
+class C1 : ClassWithToString(), ISomething {
+    override fun toString(): String = super.toString()
+}
+
+class C2 : ClassWithToString(), IWithToString, ISomething  {
+    override fun toString(): String = super.toString()
+}
+
+class C3 : IWithDefaultToString, ISomething  {
+    override fun toString(): String = super.toString()
+}
+
+fun box(): String {
+    return when {
+        C1().toString() != "C" -> "Failed #1"
+        C2().toString() != "C" -> "Failed #2"
+        C3().toString() != "I" -> "Failed #3"
+        else -> "OK"
+    }
+}