jdk/test/langtools/tools/javac/T8343580.java

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/*
 * @test
 * @bug 8343580
 * @summary Type error with inner classes of generic classes in functions generic by outer
 * @compile T8343580.java
 */

class T8343580 {
   static abstract class Getters<T> {
      abstract class Getter {
         abstract T get();
      }
   }

   static class Usage1<T, G extends Getters<T>> {
      public T test(G.Getter getter) {
         return getter.get();
      }
   }

   static class Usage2<T, U extends Getters<T>, G extends U> {
      public T test(G.Getter getter) {
         return getter.get();
      }
   }

   static class Usage3<T, U extends T, G extends Getters<T>> {
      public T test(G.Getter getter) {
         return getter.get();
      }
   }

   class G2<K> extends Getters<K> {}
   static class Usage4<M, L extends G2<M>> {
      M test(L.Getter getter) {
         return getter.get();
      }
   }
}