KT-13342 Unqualified super call should not resolve to a method of supertype overridden in another supertype

compiler/testData/diagnostics/tests/thisAndSuper/unqualifiedSuper/withMethodOverriddenInAnotherSupertype.kt

@@ -0,0 +1,29 @@
+interface A {
+    fun foo() {}
+}
+
+abstract class C : A {
+    override abstract fun foo()
+}
+
+interface Unrelated {
+    fun foo() {}
+}
+
+class Test1 : C(), A {
+    override fun foo() {
+        // Abstract 'foo' defined in 'C' wins against non-abstract 'foo' defined in 'A',
+        // because 'C' is a subclass of 'A' (and 'C::foo' overrides 'A::foo'),
+        // even though 'A' is explicitly listed in supertypes list for 'D'.
+        super.<!ABSTRACT_SUPER_CALL!>foo<!>()
+    }
+}
+
+class Test2 : C(), A, Unrelated {
+    override fun foo() {
+        // This is ok, because there's a non-abstract 'foo' in 'Unrelated',
+        // which is not overridden by abstract 'foo' in 'C'.
+        super.foo()
+        super<Unrelated>.foo()
+    }
+}

compiler/testData/diagnostics/tests/thisAndSuper/unqualifiedSuper/withMethodOverriddenInAnotherSupertype.txt

@@ -0,0 +1,39 @@
+package
+
+public interface A {
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open fun foo(): kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public abstract class C : A {
+    public constructor C()
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public abstract override /*1*/ fun foo(): kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public final class Test1 : C, A {
+    public constructor Test1()
+    public open override /*2*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*2*/ fun foo(): kotlin.Unit
+    public open override /*2*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*2*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public final class Test2 : C, A, Unrelated {
+    public constructor Test2()
+    public open override /*3*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*3*/ fun foo(): kotlin.Unit
+    public open override /*3*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*3*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public interface Unrelated {
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open fun foo(): kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}