ambiguous constants references: shadowing (IDEA-146058)

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/advHighlighting/AmbiguousConstants.java

@@ -0,0 +1,28 @@
+
+class MultipleInheritance {
+  interface A {
+    int X = 1;
+  }
+
+  interface B extends A {
+    int X = 2;
+  }
+
+  interface C extends A, B {
+    int Y = C.<error descr="Reference to 'X' is ambiguous, both 'A.X' and 'B.X' match">X</error>;
+  }
+}
+
+class Shadowing {
+  interface A {
+    int X = 1;
+  }
+
+  interface B extends A {
+    int X = 2;
+  }
+
+  interface C extends B {
+    int Y = C.X;
+  }
+}