show methods the same if type parameter bounds were mixed

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

@@ -0,0 +1,64 @@
+/*
+ * Copyright 2000-2010 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+import java.io.*;
+class Test {
+  interface InterfA {
+    <error descr="'foo(T)' is already defined in 'Test.InterfA'"><T extends Cloneable & Iterable> void foo(T x)</error>;
+
+    <error descr="'foo(T)' is already defined in 'Test.InterfA'"><T extends Iterable & Cloneable> void foo(T x)</error>;
+  }
+
+  abstract class A<T extends Throwable> {
+    abstract <T extends Comparable<?> & Serializable> void foo(T x, A<?> y);
+
+    abstract <T extends Serializable & Comparable<?>> void foo(T x, A<? extends Cloneable> y);
+  }
+
+ /* abstract class B<T extends Throwable> {
+    abstract <T extends Comparable<?> & Serializable> void foo(T x, B<?> y);
+
+    abstract <T extends Serializable & Comparable<?>> void foo(T x, B<? extends Throwable> y);
+  }
+
+
+  abstract class C<T extends Throwable & Serializable> {
+    abstract <T extends Comparable<?> & Serializable> void foo(T x, C<? extends Serializable> y);
+
+    abstract <T extends Serializable & Comparable<?>> void foo(T x, C<? extends Throwable> y);
+  }*/
+
+  abstract class D<T extends Throwable & Runnable> {
+    <error descr="'foo(T, D<? extends Runnable>)' clashes with 'foo(T, D<? extends Throwable>)'; both methods have same erasure">abstract <T extends Serializable & Comparable<?>> void foo(T x, D<? extends Runnable> y)</error>;
+
+    abstract <T extends Serializable & Comparable<?>> void foo(T x, D<? extends Throwable> y);
+  }
+
+
+  interface IA {}
+  interface IB {}
+  void testExtendsOrder() {
+    class E<T extends IA & IB> {
+      <error descr="'foo(E<? extends IA>)' clashes with 'foo(E<? extends IB>)'; both methods have same erasure">void foo(E<? extends IA> x)</error> {}
+      void foo(E<? extends IB> x) {}
+    }
+  }
+
+  abstract class F<T extends Throwable> {
+    <error descr="'foo(F<?>)' clashes with 'foo(F<? extends Throwable>)'; both methods have same erasure">abstract void foo(F<?> y)</error>;
+
+    abstract void foo(F<? extends Throwable> y);
+  }
+}