Make std::forward and std::move (and std::move_if_noexcept) constexpr in C++14

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@186344 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Marshall Clow
2013-07-15 20:46:11 +00:00
parent 1e1d05121d
commit 01a0e90783
5 changed files with 22 additions and 9 deletions

View File

@@ -38,10 +38,10 @@ template <class T, size_t N>
void
swap(T (&a)[N], T (&b)[N]) noexcept(noexcept(swap(*a, *b)));
template <class T> T&& forward(typename remove_reference<T>::type& t) noexcept;
template <class T> T&& forward(typename remove_reference<T>::type&& t) noexcept;
template <class T> T&& forward(typename remove_reference<T>::type& t) noexcept; // constexpr in C++14
template <class T> T&& forward(typename remove_reference<T>::type&& t) noexcept; // constexpr in C++14
template <class T> typename remove_reference<T>::type&& move(T&&) noexcept;
template <class T> typename remove_reference<T>::type&& move(T&&) noexcept; // constexpr in C++14
template <class T>
typename conditional
@@ -50,7 +50,7 @@ template <class T>
const T&,
T&&
>::type
move_if_noexcept(T& x) noexcept;
move_if_noexcept(T& x) noexcept; // constexpr in C++14
template <class T> typename add_rvalue_reference<T>::type declval() noexcept;
@@ -221,7 +221,7 @@ swap(_Tp (&__a)[_Np], _Tp (&__b)[_Np]) _NOEXCEPT_(__is_nothrow_swappable<_Tp>::v
}
template <class _Tp>
inline _LIBCPP_INLINE_VISIBILITY
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
typename conditional
<