inherit unrelated concrete methods with same signature error (IDEA-67838)

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/advHighlighting6/InheritUnrelatedConcreteMethodsWithSameSignature.java

@@ -0,0 +1,18 @@
+class A<T> {
+  public void foo(T t){}
+}
+
+class B<K> extends A<K> {
+  public void foo(String s) {}
+}
+class <error descr="Methods foo(String) from B and foo(T) from A are inherited with the same signature">C</error> extends B<String> {}
+
+class D<T> {
+  public void foo(T t){}
+  public void foo(String s) {}
+}
+
+class <error descr="Methods foo(T) from D and foo(String) from D are inherited with the same signature">E</error> extends D<String> {}
+class F extends D<String> {
+  public void foo(String s) {}
+}