Do not generate unnecessary super-call checks for functions with defaults

Such check should only be generated for a function in an open class

 #KT-11962 Fixed

compiler/testData/codegen/box/defaultArguments/superCallCheck.kt

@@ -3,25 +3,25 @@
 
 // WITH_RUNTIME
 
-fun def(i: Int = 0): Int {
-    return i;
+open class MyClass {
+    fun def(i: Int = 0): Int {
+        return i
+    }
 }
 
 fun box():String {
-    val clazz = Class.forName("SuperCallCheckKt")
-
-    val method = clazz.getMethod("def\$default", Int::class.java, Int::class.java, Any::class.java)
-    val result = method.invoke(null, -1, 1, null)
+    val method = MyClass::class.java.getMethod("def\$default", MyClass::class.java, Int::class.java, Int::class.java, Any::class.java)
+    val result = method.invoke(null, MyClass(), -1, 1, null)
 
     if (result != 0) return "fail 1: $result"
 
     var failed = false
     try {
-        method.invoke(null, -1, 1, "fail")
-    } catch(e: Exception) {
+        method.invoke(null, MyClass(), -1, 1, "fail")
+    }
+    catch(e: Exception) {
         val cause = e.cause
-        if (cause is java.lang.UnsupportedOperationException &&
-            cause.message!!.startsWith("Super calls")) {
+        if (cause is UnsupportedOperationException && cause.message!!.startsWith("Super calls")) {
             failed = true
         }
     }

compiler/testData/codegen/bytecodeText/argumentOrder/argumentReorderWithDefault.kt

@@ -8,6 +8,7 @@ class A {
         return "OK"
     }
 }
-// Test argument reordering when call site argument order differs from declaration one: 18 + 1 for super call check
-// 13 LOAD
-// 5 STORE
+
+// Test argument reordering when call site argument order differs from declaration one
+// 12 LOAD
+// 5 STORE

compiler/testData/codegen/bytecodeText/argumentOrder/sameOrderWithDefault.kt

@@ -7,6 +7,7 @@ class A {
         return "OK"
     }
 }
-// Test there is no argument reordering when call site argument order same as declaration one: 15 + 1 for super call check
-// 10 LOAD
-// 2 STORE
+
+// Test there is no argument reordering when call site argument order same as declaration one
+// 9 LOAD
+// 2 STORE

compiler/testData/codegen/bytecodeText/defaultArguments/kt11962.kt

@@ -0,0 +1,17 @@
+// KT-11962 Super call with default parameters check is generated for top-level function
+
+fun foo(x: Int = 1) { }
+
+class FinalClass {
+    fun bar(x: Int = 2) { }
+}
+
+object Object {
+    fun baz(x: Int = 3) { }
+}
+
+fun test() {
+    fun local(x: Int = 4) { }
+}
+
+// 0 ATHROW

compiler/testData/codegen/bytecodeText/jackAndJill/inlineDefaultBody.kt

@@ -1,13 +0,0 @@
-inline fun test(a: Int = 1, b: Long = 1L, c: String = "123") {
-    val d = 1
-}
-
-//
-// 1 test\$default\(IJLjava/lang/String;ILjava/lang/Object;\)V\s+L0
-// 1 LOCALVARIABLE a I L0 L8 0
-// 1 LOCALVARIABLE b J L0 L8 1
-// 1 LOCALVARIABLE c Ljava/lang/String; L0 L8 3
-// 1 LOCALVARIABLE \$i\$f\$test I L5 L8 4
-// 1 LOCALVARIABLE d I L7 L8 5
-
-

compiler/testData/codegen/bytecodeText/jackAndJill/inlineDefaultBodyInClass.kt

@@ -1,4 +1,4 @@
-class A {
+open class A {
     inline fun test(a: Int = 1, b: Long = 1L, c: String = "123") {
         val d = 1
     }