Properly check default kind on inheriting from old DefaultImpls scheme

compiler/backend/src/org/jetbrains/kotlin/codegen/FunctionCodegen.java

@@ -1679,7 +1679,8 @@ public class FunctionCodegen {
         assert isInterface(containingDeclaration) : "'processInterfaceMethod' method should be called only for interfaces, but: " +
                                                     containingDeclaration;
 
-        if (JvmAnnotationUtilKt.isCompiledToJvmDefault(memberDescriptor, mode)) {
+        // Fake overrides in interfaces should be expanded to implementation to make proper default check
+        if (JvmAnnotationUtilKt.checkIsImplementationCompiledToJvmDefault(memberDescriptor, mode)) {
             return (kind != OwnerKind.DEFAULT_IMPLS && !isSynthetic) ||
                    (kind == OwnerKind.DEFAULT_IMPLS &&
                     (isSynthetic || //TODO: move synthetic method generation into interface

compiler/fir/fir2ir/tests/org/jetbrains/kotlin/codegen/FirCompileKotlinAgainstKotlinTestGenerated.java

@@ -563,6 +563,11 @@ public class FirCompileKotlinAgainstKotlinTestGenerated extends AbstractFirCompi
                     runTest("compiler/testData/compileKotlinAgainstKotlin/jvm8/defaults/interop/newAndOldSchemes2Compatibility.kt");
                 }
 
+                @TestMetadata("newAndOldSchemes3.kt")
+                public void testNewAndOldSchemes3() throws Exception {
+                    runTest("compiler/testData/compileKotlinAgainstKotlin/jvm8/defaults/interop/newAndOldSchemes3.kt");
+                }
+
                 @TestMetadata("newSchemeWithJvmDefault.kt")
                 public void testNewSchemeWithJvmDefault() throws Exception {
                     runTest("compiler/testData/compileKotlinAgainstKotlin/jvm8/defaults/interop/newSchemeWithJvmDefault.kt");

compiler/frontend.java/src/org/jetbrains/kotlin/resolve/jvm/annotations/jvmAnnotationUtil.kt

@@ -61,7 +61,7 @@ fun CallableMemberDescriptor.isCompiledToJvmDefault(jvmDefault: JvmDefaultMode):
     return JvmProtoBufUtil.isNewPlaceForBodyGeneration(clazz.classProto)
 }
 
-fun FunctionDescriptor.checkIsImplementationCompiledToJvmDefault(jvmDefaultMode: JvmDefaultMode): Boolean {
+fun CallableMemberDescriptor.checkIsImplementationCompiledToJvmDefault(jvmDefaultMode: JvmDefaultMode): Boolean {
     val actualImplementation =
         (if (kind.isReal) this else findImplementationFromInterface(this))
             ?: error("Can't find actual implementation for $this")

compiler/testData/compileKotlinAgainstKotlin/jvm8/defaults/interop/newAndOldSchemes.kt

@@ -16,16 +16,21 @@ interface KInterface2 : KInterface  {
     override fun superCall() = super.superCall()
 }
 
-class Foo: KInterface2 {
+interface KInterface3 : KInterface2  {
-    fun superCall2() = super<KInterface2>.superCall()
+
+}
+
+class Foo: KInterface3 {
+    fun superCall2() = super<KInterface3>.superCall()
 }
 
 fun box(): String {
     var result = Foo().call()
     if (result[1] != "KInterface\$DefaultImpls.call") return "fail 1: ${result[1]}"
     if (result[2] != "KInterface2\$DefaultImpls.call") return "fail 2: ${result[2]}"
-    if (result[3] != "Foo.call") return "fail 3: ${result[3]}"
+    if (result[3] != "KInterface3\$DefaultImpls.call") return "fail 3: ${result[3]}"
-    if (result[4] != "MainKt.box") return "fail 4: ${result[4]}"
+    if (result[4] != "Foo.call") return "fail 4: ${result[4]}"
+    if (result[5] != "MainKt.box") return "fail 5: ${result[5]}"
 
     result = Foo().superCall2()
     if (result[1] != "KInterface\$DefaultImpls.superCall") return "fail 1: ${result[1]}"

compiler/testData/compileKotlinAgainstKotlin/jvm8/defaults/interop/newAndOldSchemes3.kt

@@ -0,0 +1,30 @@
+// IGNORE_BACKEND_FIR: JVM_IR
+// FULL_JDK
+// FILE: 1.kt
+// !JVM_DEFAULT_MODE: disable
+interface KInterface  {
+    fun call(): List<String> {
+        return Thread.currentThread().getStackTrace().map { it.className + "." + it.methodName }
+    }
+}
+
+// FILE: main.kt
+// !JVM_DEFAULT_MODE: all
+// JVM_TARGET: 1.8
+interface KInterface2 : KInterface  {
+
+}
+
+class Foo: KInterface2 {
+
+}
+
+fun box(): String {
+    var result = Foo().call()
+    if (result[1] != "KInterface\$DefaultImpls.call") return "fail 1: ${result[1]}"
+    if (result[2] != "KInterface2\$DefaultImpls.call") return "fail 2: ${result[2]}"
+    if (result[3] != "Foo.call") return "fail 3: ${result[3]}"
+    if (result[4] != "MainKt.box") return "fail 4: ${result[4]}"
+
+    return "OK"
+}

compiler/tests/org/jetbrains/kotlin/codegen/CompileKotlinAgainstKotlinTestGenerated.java

@@ -568,6 +568,11 @@ public class CompileKotlinAgainstKotlinTestGenerated extends AbstractCompileKotl
                     runTest("compiler/testData/compileKotlinAgainstKotlin/jvm8/defaults/interop/newAndOldSchemes2Compatibility.kt");
                 }
 
+                @TestMetadata("newAndOldSchemes3.kt")
+                public void testNewAndOldSchemes3() throws Exception {
+                    runTest("compiler/testData/compileKotlinAgainstKotlin/jvm8/defaults/interop/newAndOldSchemes3.kt");
+                }
+
                 @TestMetadata("newSchemeWithJvmDefault.kt")
                 public void testNewSchemeWithJvmDefault() throws Exception {
                     runTest("compiler/testData/compileKotlinAgainstKotlin/jvm8/defaults/interop/newSchemeWithJvmDefault.kt");

compiler/tests/org/jetbrains/kotlin/codegen/ir/IrCompileKotlinAgainstKotlinTestGenerated.java

@@ -563,6 +563,11 @@ public class IrCompileKotlinAgainstKotlinTestGenerated extends AbstractIrCompile
                     runTest("compiler/testData/compileKotlinAgainstKotlin/jvm8/defaults/interop/newAndOldSchemes2Compatibility.kt");
                 }
 
+                @TestMetadata("newAndOldSchemes3.kt")
+                public void testNewAndOldSchemes3() throws Exception {
+                    runTest("compiler/testData/compileKotlinAgainstKotlin/jvm8/defaults/interop/newAndOldSchemes3.kt");
+                }
+
                 @TestMetadata("newSchemeWithJvmDefault.kt")
                 public void testNewSchemeWithJvmDefault() throws Exception {
                     runTest("compiler/testData/compileKotlinAgainstKotlin/jvm8/defaults/interop/newSchemeWithJvmDefault.kt");

compiler/tests/org/jetbrains/kotlin/codegen/ir/JvmIrAgainstOldBoxTestGenerated.java

@@ -563,6 +563,11 @@ public class JvmIrAgainstOldBoxTestGenerated extends AbstractJvmIrAgainstOldBoxT
                     runTest("compiler/testData/compileKotlinAgainstKotlin/jvm8/defaults/interop/newAndOldSchemes2Compatibility.kt");
                 }
 
+                @TestMetadata("newAndOldSchemes3.kt")
+                public void testNewAndOldSchemes3() throws Exception {
+                    runTest("compiler/testData/compileKotlinAgainstKotlin/jvm8/defaults/interop/newAndOldSchemes3.kt");
+                }
+
                 @TestMetadata("newSchemeWithJvmDefault.kt")
                 public void testNewSchemeWithJvmDefault() throws Exception {
                     runTest("compiler/testData/compileKotlinAgainstKotlin/jvm8/defaults/interop/newSchemeWithJvmDefault.kt");

compiler/tests/org/jetbrains/kotlin/codegen/ir/JvmOldAgainstIrBoxTestGenerated.java

@@ -563,6 +563,11 @@ public class JvmOldAgainstIrBoxTestGenerated extends AbstractJvmOldAgainstIrBoxT
                     runTest("compiler/testData/compileKotlinAgainstKotlin/jvm8/defaults/interop/newAndOldSchemes2Compatibility.kt");
                 }
 
+                @TestMetadata("newAndOldSchemes3.kt")
+                public void testNewAndOldSchemes3() throws Exception {
+                    runTest("compiler/testData/compileKotlinAgainstKotlin/jvm8/defaults/interop/newAndOldSchemes3.kt");
+                }
+
                 @TestMetadata("newSchemeWithJvmDefault.kt")
                 public void testNewSchemeWithJvmDefault() throws Exception {
                     runTest("compiler/testData/compileKotlinAgainstKotlin/jvm8/defaults/interop/newSchemeWithJvmDefault.kt");