[gcc.git] / gcc / testsuite / g++.dg / cpp0x / variadic133.C

// PR c++/53039
// { dg-do compile { target c++11 } }

template <class, class>
struct is_convertible
{
  static const bool value = true;
};

template<bool, class T>
struct enable_if
{
  typedef T type;
};

template <bool...>
struct Xs
{
  static const bool value = true;
};

template<typename... BTs>
  class BType
    {
      template <typename... BUs,
        typename enable_if<
               Xs<is_convertible<BUs, BTs>::value...>::value,
               bool>::type = false>
        void fooX(BUs&&...);
    };

template <typename... ATs>
  struct AType
    {
      template <typename... AUs,
    typename enable_if<
               Xs<is_convertible<AUs, ATs>::value...>::value,
               bool>::type = false>
        void foo(AUs&&...);
    };

int main()
{
  AType<int, int> t;
  t.foo(1, 1);
}
Commit	Line	Data
49bb4bbe JM	1	// PR c++/53039
	2	// { dg-do compile { target c++11 } }
	3
	4	template <class, class>
	5	struct is_convertible
	6	{
	7	static const bool value = true;
	8	};
	9
	10	template<bool, class T>
	11	struct enable_if
	12	{
	13	typedef T type;
	14	};
	15
	16	template <bool...>
	17	struct Xs
	18	{
	19	static const bool value = true;
	20	};
	21
	22	template<typename... BTs>
	23	class BType
	24	{
	25	template <typename... BUs,
	26	typename enable_if<
	27	Xs<is_convertible<BUs, BTs>::value...>::value,
	28	bool>::type = false>
	29	void fooX(BUs&&...);
	30	};
	31
	32	template <typename... ATs>
	33	struct AType
	34	{
	35	template <typename... AUs,
	36	typename enable_if<
	37	Xs<is_convertible<AUs, ATs>::value...>::value,
	38	bool>::type = false>
	39	void foo(AUs&&...);
	40	};
	41
	42	int main()
	43	{
	44	AType<int, int> t;
	45	t.foo(1, 1);
	46	}