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Implement the last bit of P0031: 'A Proposal to Add Constexpr Modifiers to reverse_iterator, move_iterator, array and Range Access' for C++17

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git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@290976 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Marshall Clow
2017-01-04 17:58:17 +00:00
parent 1fbd97cfd5
commit e22af6b758
6 changed files with 157 additions and 54 deletions
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28
include/array
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@@ -149,31 +149,31 @@ struct _LIBCPP_TYPE_VIS_ONLY array
{ _VSTD::swap_ranges(__elems_, __elems_ + _Size, __a.__elems_);}
// iterators:
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
iterator begin() _NOEXCEPT {return iterator(__elems_);}
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
const_iterator begin() const _NOEXCEPT {return const_iterator(__elems_);}
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
iterator end() _NOEXCEPT {return iterator(__elems_ + _Size);}
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
const_iterator end() const _NOEXCEPT {return const_iterator(__elems_ + _Size);}
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
reverse_iterator rbegin() _NOEXCEPT {return reverse_iterator(end());}
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
const_reverse_iterator rbegin() const _NOEXCEPT {return const_reverse_iterator(end());}
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
reverse_iterator rend() _NOEXCEPT {return reverse_iterator(begin());}
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
const_reverse_iterator rend() const _NOEXCEPT {return const_reverse_iterator(begin());}
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
const_iterator cbegin() const _NOEXCEPT {return begin();}
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
const_iterator cend() const _NOEXCEPT {return end();}
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
const_reverse_iterator crbegin() const _NOEXCEPT {return rbegin();}
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
const_reverse_iterator crend() const _NOEXCEPT {return rend();}
// capacity:
@@ -195,9 +195,9 @@ struct _LIBCPP_TYPE_VIS_ONLY array
_LIBCPP_INLINE_VISIBILITY reference back() {return __elems_[_Size > 0 ? _Size-1 : 0];}
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11 const_reference back() const {return __elems_[_Size > 0 ? _Size-1 : 0];}
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
value_type* data() _NOEXCEPT {return __elems_;}
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
const value_type* data() const _NOEXCEPT {return __elems_;}
};