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Don't define uses-allocator variable templates in C++11 

* include/bits/uses_allocator.h (__is_uses_allocator_constructible_v)
	(__is_nothrow_uses_allocator_constructible_v): Only define for C++14
	and later.

From-SVN: r241301
This commit is contained in:
Jonathan Wakely 2016-10-18 12:42:18 +01:00
parent b64e82394f
commit 0aeb81f86f
2 changed files with 11 additions and 1 deletions
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8
libstdc++-v3/ChangeLog
View File

@ -1,7 +1,13 @@
2016-10-18 Jonathan Wakely <jwakely@redhat.com>
* include/bits/uses_allocator.h (__is_uses_allocator_constructible_v)
(__is_nothrow_uses_allocator_constructible_v): Only define for C++14
and later.
2016-10-17 Paolo Carlini <paolo.carlini@oracle.com>
* testsuite/27_io/basic_filebuf/close/12790-1.cc: Remove 'test'
variables.
variables.
* testsuite/27_io/basic_filebuf/close/char/1.cc: Likewise.
* testsuite/27_io/basic_filebuf/close/char/12790-1.cc: Likewise.
* testsuite/27_io/basic_filebuf/close/char/12790-2.cc: Likewise.

4
libstdc++-v3/include/bits/uses_allocator.h
View File

@ -126,9 +126,11 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
: __is_uses_allocator_predicate<is_constructible, _Tp, _Alloc, _Args...>
{ };
#if __cplusplus >= 201402L
template<typename _Tp, typename _Alloc, typename... _Args>
constexpr bool __is_uses_allocator_constructible_v =
__is_uses_allocator_constructible<_Tp, _Alloc, _Args...>::value;
#endif // C++14
template<typename _Tp, typename _Alloc, typename... _Args>
struct __is_nothrow_uses_allocator_constructible
@ -137,9 +139,11 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
{ };
#if __cplusplus >= 201402L
template<typename _Tp, typename _Alloc, typename... _Args>
constexpr bool __is_nothrow_uses_allocator_constructible_v =
__is_nothrow_uses_allocator_constructible<_Tp, _Alloc, _Args...>::value;
#endif // C++14
template<typename _Tp, typename... _Args>
void __uses_allocator_construct_impl(__uses_alloc0 __a, _Tp* __ptr,