testdata for IDEA-27185

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/genericsHighlighting/IDEA27185.java

@@ -0,0 +1,13 @@
+import java.io.Serializable;
+interface A<T extends Serializable>
+{
+    <S extends T> S foo(S s);
+}
+class B implements A<Number>
+{
+    @Override
+    public <S extends Number> S foo(S s)
+    {
+        return s;
+    }
+}