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functional (__is_socketlike): Change from class template to alias template.

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* include/std/functional (__is_socketlike): Change from class
	template to alias template.

From-SVN: r193832
This commit is contained in:
Jonathan Wakely 2012-11-26 23:53:36 +00:00 committed by Jonathan Wakely
parent 5127244e4b
commit 5895a897b5
2 changed files with 7 additions and 8 deletions
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5
libstdc++-v3/ChangeLog
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@ -1,3 +1,8 @@
2012-11-26 Jonathan Wakely <jwakely.gcc@gmail.com>
* include/std/functional (__is_socketlike): Change from class
template to alias template.
2012-11-26 Jonathan Wakely <jwakely.gcc@gmail.com>
PR libstdc++/55463

10
libstdc++-v3/include/std/functional
View File

@ -1503,14 +1503,8 @@ _GLIBCXX_HAS_NESTED_TYPE(result_type)
// Trait type used to remove std::bind() from overload set via SFINAE
// when first argument has integer type, so that std::bind() will
// not be a better match than ::bind() from the BSD Sockets API.
template<typename _Tp>
class __is_socketlike
{
typedef typename decay<_Tp>::type _Tp2;
public:
static const bool value =
is_integral<_Tp2>::value || is_enum<_Tp2>::value;
};
template<typename _Tp, typename _Tp2 = typename decay<_Tp>::type>
using __is_socketlike = __or_<is_integral<_Tp2>, is_enum<_Tp2>>;
template<bool _SocketLike, typename _Func, typename... _BoundArgs>
struct _Bind_helper