gcc/testsuite/g++.dg/template/friend59.C

// PR c++/42328

template<typename T, typename U>
class freeList
{
public:
  void foo() {};
};

class bar {};

class baz;
template<typename T> class freeList<T, baz> { void foo(); };

class baz : protected freeList<bar, baz>
{
  template<typename T>
  friend
  void freeList<T, baz>::foo();
};

baz b;