unhandled exceptions: fix retained

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

@@ -20,3 +20,58 @@ class Main {
     throwsNothing.f();
   }
 }
+
+
+interface A {
+  void close() throws Exception;
+}
+
+interface B {
+  void close() throws IOException;
+}
+
+abstract class AB implements A, B {}
+abstract class BA implements B, A {}
+
+class ABUsage {
+  void foo(AB ab) {
+    try {
+      ab.close();
+    }
+    catch (IOException ignored) {}
+  }
+  
+  void foo(BA ba) {
+    try {
+      ba.close();
+    }
+    catch (IOException ignored) {}
+  }
+}
+
+interface C {
+  void close();
+}
+
+interface D {
+  void close() throws IOException;
+}
+
+abstract class CD implements C, D {}
+abstract class DC implements D, C {}
+
+class CDUsage {
+  void foo(CD cd) {
+    try {
+      cd.close();
+    }
+    catch (<error descr="Exception 'java.io.IOException' is never thrown in the corresponding try block">IOException ignored</error>) {}
+  }
+  
+  void foo(DC dc) {
+    try {
+      dc.close();
+    }
+    catch (<error descr="Exception 'java.io.IOException' is never thrown in the corresponding try block">IOException ignored</error>) {}
+  }
+}