FE 1.0: allow OptIn marker on override if base class is marked

#KT-49002 Fixed
2021-09-21 17:27:09 +03:00
parent a76aee9b69
commit 056f74a23b
4 changed files with 82 additions and 3 deletions
@@ -115,6 +115,13 @@ class ExperimentalMarkerDeclarationAnnotationChecker(private val module: ModuleD
            if (overridden.annotations.any { it.fqName == experimentalFqName }) {
                return true
            }
+            var containingDeclaration = overridden.containingDeclaration
+            while (containingDeclaration is ClassDescriptor) {
+                if (containingDeclaration.annotations.any { it.fqName == experimentalFqName }) {
+                    return true
+                }
+                containingDeclaration = containingDeclaration.containingDeclaration
+            }
            if (overridden.kind == CallableMemberDescriptor.Kind.FAKE_OVERRIDE &&
                overridden.hasExperimentalOverriddenDescriptors(experimentalFqName)
            ) {