IDEA-115790 default methods cannot override Object methods

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/interfaceMethods/DefaultMethodOverrideEquivalentObject.java

@@ -0,0 +1,5 @@
+interface A {
+    default String <error descr="Default method toString overrides a member of java.lang.Object">toString</error>() {
+        return "";
+    }
+}

java/java-tests/testSrc/com/intellij/codeInsight/daemon/lambda/Interface8MethodsHighlightingTest.java

@@ -31,6 +31,7 @@ public class Interface8MethodsHighlightingTest extends LightDaemonAnalyzerTestCa
   public void testCyclicSubstitutor() { doTest(false, false); }
   public void testThisAccessibility() { doTest(false, false); }
   public void testStaticMethodCalls() { doTest(false, false); }
+  public void testDefaultMethodOverrideEquivalentObject() { doTest(false, false); }
 
   private void doTest() {
     doTest(false, false);