gcc/testsuite/g++.dg/lookup/friend4.C

// Copyright (C) 2004 Free Software Foundation
// Contributed by Kriang Lerdsuwanakij <lerdsuwa@users.sourceforge.net>
// { dg-do compile }

// Friend name lookup in class defined outside its namespace
// (Local class case)

void f() {
  class A {
    class B;
    class C;
  };

  class A::B {
    friend class C;
    typedef int i;
  };

  class A::C {
    A::B::i j;
  };
}