fix visibility of private inner classes in annotations arguments of a sibling class (IDEA-168927)

java/java-psi-impl/src/com/intellij/psi/impl/source/resolve/JavaResolveUtil.java

@@ -163,7 +163,7 @@ public class JavaResolveUtil {
         PsiClass placeTopLevelClass = getTopLevelClass(place, null);
         PsiClass memberTopLevelClass = getTopLevelClass(memberClass, null);
         return manager.areElementsEquivalent(placeTopLevelClass, memberTopLevelClass) &&
-               !isInClassAnnotationParameterList(place, PsiTreeUtil.getContextOfType(place, PsiClass.class, false));
+               !isInClassAnnotationParameterList(place, placeTopLevelClass);
       }
       else {
         return fileResolveScope instanceof PsiClass &&

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/advHighlighting6/PrivateClassReferencedInAnnotationOnSibling.java

@@ -0,0 +1,10 @@
+class Main {
+
+  @interface Anno {
+    Class value();
+  }
+  private static class A {}
+
+  @Anno(A.class)
+  class U {}
+}

java/java-tests/testSrc/com/intellij/codeInsight/daemon/LightAdvHighlightingJdk6Test.java

@@ -98,4 +98,8 @@ public class LightAdvHighlightingJdk6Test extends LightDaemonAnalyzerTestCase {
   public void testReachableWhileBodyDueToConstantStringComparison() throws Exception {
     doTest(false, false);
   }
+
+  public void testPrivateClassReferencedInAnnotationOnSibling() throws Exception {
+    doTest(false, false);
+  }
 }