lefticus updated this revision to Diff 65390.
lefticus added a comment.
Fixed syntax errors in test files.
https://reviews.llvm.org/D22584
Files:
include/array
include/iterator
test/std/containers/sequences/array/at.pass.cpp
test/std/containers/sequences/array/begin.pass.cpp
test/std/containers/sequences/array/front_back.pass.cpp
test/std/containers/sequences/array/indexing.pass.cpp
test/std/containers/sequences/array/iterators.pass.cpp
test/std/iterators/iterator.primitives/iterator.operations/advance.pass.cpp
test/std/iterators/iterator.primitives/iterator.operations/distance.pass.cpp
test/std/iterators/iterator.primitives/iterator.operations/next.pass.cpp
test/std/iterators/iterator.primitives/iterator.operations/prev.pass.cpp
Index: test/std/iterators/iterator.primitives/iterator.operations/prev.pass.cpp
===================================================================
--- test/std/iterators/iterator.primitives/iterator.operations/prev.pass.cpp
+++ test/std/iterators/iterator.primitives/iterator.operations/prev.pass.cpp
@@ -33,12 +33,21 @@
int main()
{
- const char* s = "1234567890";
- test(bidirectional_iterator<const char*>(s+10), 10, bidirectional_iterator<const char*>(s));
- test(random_access_iterator<const char*>(s+10), 10, random_access_iterator<const char*>(s));
- test(s+10, 10, s);
-
- test(bidirectional_iterator<const char*>(s+1), bidirectional_iterator<const char*>(s));
- test(random_access_iterator<const char*>(s+1), random_access_iterator<const char*>(s));
- test(s+1, s);
+ {
+ const char* s = "1234567890";
+ test(bidirectional_iterator<const char*>(s+10), 10, bidirectional_iterator<const char*>(s));
+ test(random_access_iterator<const char*>(s+10), 10, random_access_iterator<const char*>(s));
+ test(s+10, 10, s);
+
+ test(bidirectional_iterator<const char*>(s+1), bidirectional_iterator<const char*>(s));
+ test(random_access_iterator<const char*>(s+1), random_access_iterator<const char*>(s));
+ test(s+1, s);
+ }
+
+ {
+ constexpr const char* s = "1234567890";
+ static_assert(std::prev(s+10, 10) == s);
+ static_assert(std::prev(s+1) == s);
+ }
+
}
Index: test/std/iterators/iterator.primitives/iterator.operations/next.pass.cpp
===================================================================
--- test/std/iterators/iterator.primitives/iterator.operations/next.pass.cpp
+++ test/std/iterators/iterator.primitives/iterator.operations/next.pass.cpp
@@ -35,16 +35,27 @@
int main()
{
- const char* s = "1234567890";
- test(input_iterator<const char*>(s), 10, input_iterator<const char*>(s+10));
- test(forward_iterator<const char*>(s), 10, forward_iterator<const char*>(s+10));
- test(bidirectional_iterator<const char*>(s), 10, bidirectional_iterator<const char*>(s+10));
- test(random_access_iterator<const char*>(s), 10, random_access_iterator<const char*>(s+10));
- test(s, 10, s+10);
-
- test(input_iterator<const char*>(s), input_iterator<const char*>(s+1));
- test(forward_iterator<const char*>(s), forward_iterator<const char*>(s+1));
- test(bidirectional_iterator<const char*>(s), bidirectional_iterator<const char*>(s+1));
- test(random_access_iterator<const char*>(s), random_access_iterator<const char*>(s+1));
- test(s, s+1);
+ {
+ const char* s = "1234567890";
+ test(input_iterator<const char*>(s), 10, input_iterator<const char*>(s+10));
+ test(forward_iterator<const char*>(s), 10, forward_iterator<const char*>(s+10));
+ test(bidirectional_iterator<const char*>(s), 10, bidirectional_iterator<const char*>(s+10));
+ test(random_access_iterator<const char*>(s), 10, random_access_iterator<const char*>(s+10));
+ test(s, 10, s+10);
+
+ test(input_iterator<const char*>(s), input_iterator<const char*>(s+1));
+ test(forward_iterator<const char*>(s), forward_iterator<const char*>(s+1));
+ test(bidirectional_iterator<const char*>(s), bidirectional_iterator<const char*>(s+1));
+ test(random_access_iterator<const char*>(s), random_access_iterator<const char*>(s+1));
+ test(s, s+1);
+ }
+
+#if TEST_STD_VER > 14
+ {
+ constexpr const char* s = "1234567890";
+ static_assert(std::next(s, 10) == s+10);
+ static_assert(std::next(s) == s+1);
+ }
+#endif
+
}
Index: test/std/iterators/iterator.primitives/iterator.operations/distance.pass.cpp
===================================================================
--- test/std/iterators/iterator.primitives/iterator.operations/distance.pass.cpp
+++ test/std/iterators/iterator.primitives/iterator.operations/distance.pass.cpp
@@ -31,10 +31,21 @@
int main()
{
- const char* s = "1234567890";
- test(input_iterator<const char*>(s), input_iterator<const char*>(s+10), 10);
- test(forward_iterator<const char*>(s), forward_iterator<const char*>(s+10), 10);
- test(bidirectional_iterator<const char*>(s), bidirectional_iterator<const char*>(s+10), 10);
- test(random_access_iterator<const char*>(s), random_access_iterator<const char*>(s+10), 10);
- test(s, s+10, 10);
+ {
+ const char* s = "1234567890";
+ test(input_iterator<const char*>(s), input_iterator<const char*>(s+10), 10);
+ test(forward_iterator<const char*>(s), forward_iterator<const char*>(s+10), 10);
+ test(bidirectional_iterator<const char*>(s), bidirectional_iterator<const char*>(s+10), 10);
+ test(random_access_iterator<const char*>(s), random_access_iterator<const char*>(s+10), 10);
+ test(s, s+10, 10);
+ }
+
+
+#if TEST_STD_VER > 14
+ {
+ constexpr const char* s = "1234567890";
+ static_assert(std::distance(s, s+10) == 10);
+ }
+#endif
+
}
Index: test/std/iterators/iterator.primitives/iterator.operations/advance.pass.cpp
===================================================================
--- test/std/iterators/iterator.primitives/iterator.operations/advance.pass.cpp
+++ test/std/iterators/iterator.primitives/iterator.operations/advance.pass.cpp
@@ -31,15 +31,39 @@
assert(i == x);
}
+
+#if TEST_STD_VER > 14
+template <class It>
+constexpr
+auto
+static_test(It i, typename std::iterator_traits<It>::difference_type n)
+{
+ std::advance(i, n);
+ return i;
+}
+#endif
+
int main()
{
- const char* s = "1234567890";
- test(input_iterator<const char*>(s), 10, input_iterator<const char*>(s+10));
- test(forward_iterator<const char*>(s), 10, forward_iterator<const char*>(s+10));
- test(bidirectional_iterator<const char*>(s+5), 5, bidirectional_iterator<const char*>(s+10));
- test(bidirectional_iterator<const char*>(s+5), -5, bidirectional_iterator<const char*>(s));
- test(random_access_iterator<const char*>(s+5), 5, random_access_iterator<const char*>(s+10));
- test(random_access_iterator<const char*>(s+5), -5, random_access_iterator<const char*>(s));
- test(s+5, 5, s+10);
- test(s+5, -5, s);
+ {
+ const char* s = "1234567890";
+ test(input_iterator<const char*>(s), 10, input_iterator<const char*>(s+10));
+ test(forward_iterator<const char*>(s), 10, forward_iterator<const char*>(s+10));
+ test(bidirectional_iterator<const char*>(s+5), 5, bidirectional_iterator<const char*>(s+10));
+ test(bidirectional_iterator<const char*>(s+5), -5, bidirectional_iterator<const char*>(s));
+ test(random_access_iterator<const char*>(s+5), 5, random_access_iterator<const char*>(s+10));
+ test(random_access_iterator<const char*>(s+5), -5, random_access_iterator<const char*>(s));
+ test(s+5, 5, s+10);
+ test(s+5, -5, s);
+ }
+
+#if TEST_STD_VER > 14
+ {
+ constexpr const char* s = "1234567890";
+ static_assert(static_test(s, 10) == s+10);
+ static_assert(static_test(s+5, 5) == s+10);
+ static_assert(static_test(s+5, -5) == s);
+ }
+#endif
}
+
Index: test/std/containers/sequences/array/iterators.pass.cpp
===================================================================
--- test/std/containers/sequences/array/iterators.pass.cpp
+++ test/std/containers/sequences/array/iterators.pass.cpp
@@ -14,6 +14,7 @@
#include <array>
#include <iterator>
#include <cassert>
+#include "test_macros.h"
int main()
{
@@ -107,4 +108,68 @@
}
}
#endif
+
+
+#if TEST_STD_VER > 14
+ { // P0031 testing conextpr versions of iterators
+ {
+ typedef std::array<int, 5> C;
+
+ constexpr C c{};
+ static_assert ( c.begin() == std::begin(c));
+ static_assert ( c.cbegin() == std::cbegin(c));
+ static_assert ( c.rbegin() == std::rbegin(c));
+ static_assert ( c.crbegin() == std::crbegin(c));
+ static_assert ( c.end() == std::end(c));
+ static_assert ( c.cend() == std::cend(c));
+ static_assert ( c.rend() == std::rend(c));
+ static_assert ( c.crend() == std::crend(c));
+
+ static_assert ( std::begin(c) != std::end(c));
+ static_assert ( std::rbegin(c) != std::rend(c));
+ static_assert ( std::cbegin(c) != std::cend(c));
+ static_assert ( std::crbegin(c) != std::crend(c));
+ }
+ {
+ typedef std::array<int, 0> C;
+ constexpr C::iterator ii1{}, ii2{};
+ constexpr C::iterator ii4 = ii1;
+ constexpr C::const_iterator cii{};
+ static_assert ( ii1 == ii2 );
+ static_assert ( ii1 == ii4 );
+
+ static_assert (!(ii1 != ii2 ));
+
+ static_assert ( (ii1 == cii ));
+ static_assert ( (cii == ii1 ));
+ static_assert (!(ii1 != cii ));
+ static_assert (!(cii != ii1 ));
+ static_assert (!(ii1 < cii ));
+ static_assert (!(cii < ii1 ));
+ static_assert ( (ii1 <= cii ));
+ static_assert ( (cii <= ii1 ));
+ static_assert (!(ii1 > cii ));
+ static_assert (!(cii > ii1 ));
+ static_assert ( (ii1 >= cii ));
+ static_assert ( (cii >= ii1 ));
+ static_assert (cii - ii1 == 0);
+ static_assert (ii1 - cii == 0);
+
+ constexpr C c{};
+ static_assert ( c.begin() == std::begin(c));
+ static_assert ( c.cbegin() == std::cbegin(c));
+ static_assert ( c.rbegin() == std::rbegin(c));
+ static_assert ( c.crbegin() == std::crbegin(c));
+ static_assert ( c.end() == std::end(c));
+ static_assert ( c.cend() == std::cend(c));
+ static_assert ( c.rend() == std::rend(c));
+ static_assert ( c.crend() == std::crend(c));
+
+ static_assert ( std::begin(c) == std::end(c));
+ static_assert ( std::rbegin(c) == std::rend(c));
+ static_assert ( std::cbegin(c) == std::cend(c));
+ static_assert ( std::crbegin(c) == std::crend(c));
+ }
+ }
+#endif
}
Index: test/std/containers/sequences/array/indexing.pass.cpp
===================================================================
--- test/std/containers/sequences/array/indexing.pass.cpp
+++ test/std/containers/sequences/array/indexing.pass.cpp
@@ -9,9 +9,9 @@
// <array>
-// reference operator[] (size_type)
+// reference operator[] (size_type); // constexpr in C++1z
// const_reference operator[] (size_type); // constexpr in C++14
-// reference at (size_type)
+// reference at (size_type); // constexpr in C++1z
// const_reference at (size_type); // constexpr in C++14
#include <array>
@@ -23,6 +23,24 @@
// Disable the missing braces warning for this reason.
#include "disable_missing_braces_warning.h"
+
+#if TEST_STD_VER > 14
+constexpr auto constexpr_array_usage()
+{
+ typedef double T;
+ typedef std::array<T, 3> C;
+ C c = {1, 2, 3.5};
+
+ T &t1 = c[0];
+ t1 = 0;
+
+ T &t2 = c[2];
+ t2 = 2.5;
+ return c;
+}
+#endif
+
+
int main()
{
{
@@ -63,4 +81,12 @@
}
#endif
+#if TEST_STD_VER > 14
+ {
+ constexpr auto c = constexpr_array_usage();
+ static_assert (c[0] == 0);
+ static_assert (c[2] == 2.5);
+ }
+#endif
+
}
Index: test/std/containers/sequences/array/front_back.pass.cpp
===================================================================
--- test/std/containers/sequences/array/front_back.pass.cpp
+++ test/std/containers/sequences/array/front_back.pass.cpp
@@ -9,8 +9,8 @@
// <array>
-// reference front();
-// reference back();
+// reference front(); // constexpr in C++1z
+// reference back(); // constexpr in C++1z
// const_reference front(); // constexpr in C++14
// const_reference back(); // constexpr in C++14
@@ -23,6 +23,22 @@
// Disable the missing braces warning for this reason.
#include "disable_missing_braces_warning.h"
+#if TEST_STD_VER > 14
+constexpr auto constexpr_array_usage()
+{
+ typedef double T;
+ typedef std::array<T, 3> C;
+ C c = {1, 2, 3.5};
+
+ T &t1 = c.front();
+ t1 = 0;
+ T &t2 = c.back();
+ t2 = 2.5;
+ return c;
+}
+#endif
+
+
int main()
{
{
@@ -65,4 +81,13 @@
}
#endif
+#if TEST_STD_VER > 14
+ {
+ constexpr auto c = constexpr_array_usage();
+ static_assert (c.front() == 0);
+ static_assert (c.back() == 2.5);
+ }
+#endif
+
+
}
Index: test/std/containers/sequences/array/begin.pass.cpp
===================================================================
--- test/std/containers/sequences/array/begin.pass.cpp
+++ test/std/containers/sequences/array/begin.pass.cpp
@@ -18,6 +18,19 @@
// Disable the missing braces warning for this reason.
#include "disable_missing_braces_warning.h"
+
+#if TEST_STD_VER > 14
+constexpr auto constexpr_array_usage()
+{
+ typedef double T;
+ typedef std::array<T, 3> C;
+ C c = {1, 2, 3.5};
+ C::iterator i = c.begin();
+ *i = 5.5;
+ return c;
+}
+#endif
+
int main()
{
{
@@ -31,4 +44,12 @@
*i = 5.5;
assert(c[0] == 5.5);
}
+
+
+#if TEST_STD_VER > 14
+ {
+ constexpr c = constexpr_array_usage();
+ static_assert(c[0] == 5.5);
+ }
+#endif
}
Index: test/std/containers/sequences/array/at.pass.cpp
===================================================================
--- test/std/containers/sequences/array/at.pass.cpp
+++ test/std/containers/sequences/array/at.pass.cpp
@@ -10,9 +10,9 @@
// XFAIL: libcpp-no-exceptions
// <array>
-// reference operator[] (size_type)
+// reference operator[] (size_type); // constexpr in C++1z
// const_reference operator[] (size_type); // constexpr in C++14
-// reference at (size_type)
+// reference at (size_type); // constexpr in C++1z
// const_reference at (size_type); // constexpr in C++14
#include <array>
@@ -24,6 +24,22 @@
// Disable the missing braces warning for this reason.
#include "disable_missing_braces_warning.h"
+#if TEST_STD_VER > 14
+constexpr auto constexpr_array_usage()
+{
+ typedef double T;
+ typedef std::array<T, 3> C;
+ C c = {1, 2, 3.5};
+
+ T &t1 = c.at(0);
+ t1 = 0;
+
+ T &t2 = c.at(2);
+ t2 = 2.5;
+ return c;
+}
+#endif
+
int main()
{
{
@@ -71,4 +87,13 @@
}
#endif
+#if TEST_STD_VER > 14
+ {
+ constexpr auto c = constexpr_array_usage();
+ static_assert (c.at(0) == 0);
+ static_assert (c.at(2) == 2.5);
+ }
+#endif
+
+
}
Index: include/iterator
===================================================================
--- include/iterator
+++ include/iterator
@@ -372,25 +372,25 @@
bool failed() const noexcept;
};
-template <class C> auto begin(C& c) -> decltype(c.begin());
-template <class C> auto begin(const C& c) -> decltype(c.begin());
-template <class C> auto end(C& c) -> decltype(c.end());
-template <class C> auto end(const C& c) -> decltype(c.end());
-template <class T, size_t N> T* begin(T (&array)[N]);
-template <class T, size_t N> T* end(T (&array)[N]);
-
-template <class C> auto cbegin(const C& c) -> decltype(std::begin(c)); // C++14
-template <class C> auto cend(const C& c) -> decltype(std::end(c)); // C++14
-template <class C> auto rbegin(C& c) -> decltype(c.rbegin()); // C++14
-template <class C> auto rbegin(const C& c) -> decltype(c.rbegin()); // C++14
-template <class C> auto rend(C& c) -> decltype(c.rend()); // C++14
-template <class C> auto rend(const C& c) -> decltype(c.rend()); // C++14
+template <class C> _LIBCPP_CONSTEXPR_AFTER_CXX14 auto begin(C& c) -> decltype(c.begin());
+template <class C> _LIBCPP_CONSTEXPR_AFTER_CXX14 auto begin(const C& c) -> decltype(c.begin());
+template <class C> _LIBCPP_CONSTEXPR_AFTER_CXX14 auto end(C& c) -> decltype(c.end());
+template <class C> _LIBCPP_CONSTEXPR_AFTER_CXX14 auto end(const C& c) -> decltype(c.end());
+template <class T, size_t N> _LIBCPP_CONSTEXPR_AFTER_CXX14 T* begin(T (&array)[N]);
+template <class T, size_t N> _LIBCPP_CONSTEXPR_AFTER_CXX14 T* end(T (&array)[N]);
+
+template <class C> _LIBCPP_CONSTEXPR_AFTER_CXX14 auto cbegin(const C& c) -> decltype(std::begin(c)); // C++14
+template <class C> _LIBCPP_CONSTEXPR_AFTER_CXX14 auto cend(const C& c) -> decltype(std::end(c)); // C++14
+template <class C> _LIBCPP_CONSTEXPR_AFTER_CXX14 auto rbegin(C& c) -> decltype(c.rbegin()); // C++14
+template <class C> _LIBCPP_CONSTEXPR_AFTER_CXX14 auto rbegin(const C& c) -> decltype(c.rbegin()); // C++14
+template <class C> _LIBCPP_CONSTEXPR_AFTER_CXX14 auto rend(C& c) -> decltype(c.rend()); // C++14
+template <class C> _LIBCPP_CONSTEXPR_AFTER_CXX14 auto rend(const C& c) -> decltype(c.rend()); // C++14
template <class E> reverse_iterator<const E*> rbegin(initializer_list<E> il); // C++14
template <class E> reverse_iterator<const E*> rend(initializer_list<E> il); // C++14
-template <class T, size_t N> reverse_iterator<T*> rbegin(T (&array)[N]); // C++14
-template <class T, size_t N> reverse_iterator<T*> rend(T (&array)[N]); // C++14
-template <class C> auto crbegin(const C& c) -> decltype(std::rbegin(c)); // C++14
-template <class C> auto crend(const C& c) -> decltype(std::rend(c)); // C++14
+template <class T, size_t N> _LIBCPP_CONSTEXPR_AFTER_CXX14 reverse_iterator<T*> rbegin(T (&array)[N]); // C++14
+template <class T, size_t N> _LIBCPP_CONSTEXPR_AFTER_CXX14 reverse_iterator<T*> rend(T (&array)[N]); // C++14
+template <class C> _LIBCPP_CONSTEXPR_AFTER_CXX14 auto crbegin(const C& c) -> decltype(std::rbegin(c)); // C++14
+template <class C> _LIBCPP_CONSTEXPR_AFTER_CXX14 auto crend(const C& c) -> decltype(std::rend(c)); // C++14
// 24.8, container access:
template <class C> constexpr auto size(const C& c) -> decltype(c.size()); // C++17
@@ -524,6 +524,7 @@
template <class _InputIter>
inline _LIBCPP_INLINE_VISIBILITY
+_LIBCPP_CONSTEXPR_AFTER_CXX14
void __advance(_InputIter& __i,
typename iterator_traits<_InputIter>::difference_type __n, input_iterator_tag)
{
@@ -533,6 +534,7 @@
template <class _BiDirIter>
inline _LIBCPP_INLINE_VISIBILITY
+_LIBCPP_CONSTEXPR_AFTER_CXX14
void __advance(_BiDirIter& __i,
typename iterator_traits<_BiDirIter>::difference_type __n, bidirectional_iterator_tag)
{
@@ -546,6 +548,7 @@
template <class _RandIter>
inline _LIBCPP_INLINE_VISIBILITY
+_LIBCPP_CONSTEXPR_AFTER_CXX14
void __advance(_RandIter& __i,
typename iterator_traits<_RandIter>::difference_type __n, random_access_iterator_tag)
{
@@ -554,6 +557,7 @@
template <class _InputIter>
inline _LIBCPP_INLINE_VISIBILITY
+_LIBCPP_CONSTEXPR_AFTER_CXX14
void advance(_InputIter& __i,
typename iterator_traits<_InputIter>::difference_type __n)
{
@@ -562,6 +566,7 @@
template <class _InputIter>
inline _LIBCPP_INLINE_VISIBILITY
+_LIBCPP_CONSTEXPR_AFTER_CXX14
typename iterator_traits<_InputIter>::difference_type
__distance(_InputIter __first, _InputIter __last, input_iterator_tag)
{
@@ -573,6 +578,7 @@
template <class _RandIter>
inline _LIBCPP_INLINE_VISIBILITY
+_LIBCPP_CONSTEXPR_AFTER_CXX14
typename iterator_traits<_RandIter>::difference_type
__distance(_RandIter __first, _RandIter __last, random_access_iterator_tag)
{
@@ -581,6 +587,7 @@
template <class _InputIter>
inline _LIBCPP_INLINE_VISIBILITY
+_LIBCPP_CONSTEXPR_AFTER_CXX14
typename iterator_traits<_InputIter>::difference_type
distance(_InputIter __first, _InputIter __last)
{
@@ -589,6 +596,7 @@
template <class _InputIter>
inline _LIBCPP_INLINE_VISIBILITY
+_LIBCPP_CONSTEXPR_AFTER_CXX14
_InputIter
next(_InputIter __x,
typename iterator_traits<_InputIter>::difference_type __n = 1,
@@ -600,6 +608,7 @@
template <class _BidiretionalIter>
inline _LIBCPP_INLINE_VISIBILITY
+_LIBCPP_CONSTEXPR_AFTER_CXX14
_BidiretionalIter
prev(_BidiretionalIter __x,
typename iterator_traits<_BidiretionalIter>::difference_type __n = 1,
@@ -627,33 +636,34 @@
typedef typename iterator_traits<_Iter>::reference reference;
typedef typename iterator_traits<_Iter>::pointer pointer;
- _LIBCPP_INLINE_VISIBILITY reverse_iterator() : current() {}
- _LIBCPP_INLINE_VISIBILITY explicit reverse_iterator(_Iter __x) : __t(__x), current(__x) {}
- template <class _Up> _LIBCPP_INLINE_VISIBILITY reverse_iterator(const reverse_iterator<_Up>& __u)
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 reverse_iterator() : current() {}
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 explicit reverse_iterator(_Iter __x) : __t(__x), current(__x) {}
+ template <class _Up> _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 reverse_iterator(const reverse_iterator<_Up>& __u)
: __t(__u.base()), current(__u.base()) {}
- _LIBCPP_INLINE_VISIBILITY _Iter base() const {return current;}
- _LIBCPP_INLINE_VISIBILITY reference operator*() const {_Iter __tmp = current; return *--__tmp;}
- _LIBCPP_INLINE_VISIBILITY pointer operator->() const {return _VSTD::addressof(operator*());}
- _LIBCPP_INLINE_VISIBILITY reverse_iterator& operator++() {--current; return *this;}
- _LIBCPP_INLINE_VISIBILITY reverse_iterator operator++(int)
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 _Iter base() const {return current;}
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 reference operator*() const {_Iter __tmp = current; return *--__tmp;}
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 pointer operator->() const {return _VSTD::addressof(operator*());}
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 reverse_iterator& operator++() {--current; return *this;}
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 reverse_iterator operator++(int)
{reverse_iterator __tmp(*this); --current; return __tmp;}
- _LIBCPP_INLINE_VISIBILITY reverse_iterator& operator--() {++current; return *this;}
- _LIBCPP_INLINE_VISIBILITY reverse_iterator operator--(int)
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 reverse_iterator& operator--() {++current; return *this;}
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 reverse_iterator operator--(int)
{reverse_iterator __tmp(*this); ++current; return __tmp;}
- _LIBCPP_INLINE_VISIBILITY reverse_iterator operator+ (difference_type __n) const
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 reverse_iterator operator+ (difference_type __n) const
{return reverse_iterator(current - __n);}
- _LIBCPP_INLINE_VISIBILITY reverse_iterator& operator+=(difference_type __n)
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 reverse_iterator& operator+=(difference_type __n)
{current -= __n; return *this;}
- _LIBCPP_INLINE_VISIBILITY reverse_iterator operator- (difference_type __n) const
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 reverse_iterator operator- (difference_type __n) const
{return reverse_iterator(current + __n);}
- _LIBCPP_INLINE_VISIBILITY reverse_iterator& operator-=(difference_type __n)
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 reverse_iterator& operator-=(difference_type __n)
{current += __n; return *this;}
- _LIBCPP_INLINE_VISIBILITY reference operator[](difference_type __n) const
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 reference operator[](difference_type __n) const
{return *(*this + __n);}
};
template <class _Iter1, class _Iter2>
inline _LIBCPP_INLINE_VISIBILITY
+_LIBCPP_CONSTEXPR_AFTER_CXX14
bool
operator==(const reverse_iterator<_Iter1>& __x, const reverse_iterator<_Iter2>& __y)
{
@@ -662,6 +672,7 @@
template <class _Iter1, class _Iter2>
inline _LIBCPP_INLINE_VISIBILITY
+_LIBCPP_CONSTEXPR_AFTER_CXX14
bool
operator<(const reverse_iterator<_Iter1>& __x, const reverse_iterator<_Iter2>& __y)
{
@@ -670,6 +681,7 @@
template <class _Iter1, class _Iter2>
inline _LIBCPP_INLINE_VISIBILITY
+_LIBCPP_CONSTEXPR_AFTER_CXX14
bool
operator!=(const reverse_iterator<_Iter1>& __x, const reverse_iterator<_Iter2>& __y)
{
@@ -678,6 +690,7 @@
template <class _Iter1, class _Iter2>
inline _LIBCPP_INLINE_VISIBILITY
+_LIBCPP_CONSTEXPR_AFTER_CXX14
bool
operator>(const reverse_iterator<_Iter1>& __x, const reverse_iterator<_Iter2>& __y)
{
@@ -686,6 +699,7 @@
template <class _Iter1, class _Iter2>
inline _LIBCPP_INLINE_VISIBILITY
+_LIBCPP_CONSTEXPR_AFTER_CXX14
bool
operator>=(const reverse_iterator<_Iter1>& __x, const reverse_iterator<_Iter2>& __y)
{
@@ -694,6 +708,7 @@
template <class _Iter1, class _Iter2>
inline _LIBCPP_INLINE_VISIBILITY
+_LIBCPP_CONSTEXPR_AFTER_CXX14
bool
operator<=(const reverse_iterator<_Iter1>& __x, const reverse_iterator<_Iter2>& __y)
{
@@ -703,6 +718,7 @@
#ifndef _LIBCPP_CXX03_LANG
template <class _Iter1, class _Iter2>
inline _LIBCPP_INLINE_VISIBILITY
+_LIBCPP_CONSTEXPR_AFTER_CXX14
auto
operator-(const reverse_iterator<_Iter1>& __x, const reverse_iterator<_Iter2>& __y)
-> decltype(__y.base() - __x.base())
@@ -712,6 +728,7 @@
#else
template <class _Iter1, class _Iter2>
inline _LIBCPP_INLINE_VISIBILITY
+_LIBCPP_CONSTEXPR_AFTER_CXX14
typename reverse_iterator<_Iter1>::difference_type
operator-(const reverse_iterator<_Iter1>& __x, const reverse_iterator<_Iter2>& __y)
{
@@ -721,6 +738,7 @@
template <class _Iter>
inline _LIBCPP_INLINE_VISIBILITY
+_LIBCPP_CONSTEXPR_AFTER_CXX14
reverse_iterator<_Iter>
operator+(typename reverse_iterator<_Iter>::difference_type __n, const reverse_iterator<_Iter>& __x)
{
@@ -730,6 +748,7 @@
#if _LIBCPP_STD_VER > 11
template <class _Iter>
inline _LIBCPP_INLINE_VISIBILITY
+_LIBCPP_CONSTEXPR_AFTER_CXX14
reverse_iterator<_Iter> make_reverse_iterator(_Iter __i)
{
return reverse_iterator<_Iter>(__i);
@@ -1040,30 +1059,30 @@
typedef typename iterator_traits<iterator_type>::reference reference;
#endif
- _LIBCPP_INLINE_VISIBILITY move_iterator() : __i() {}
- _LIBCPP_INLINE_VISIBILITY explicit move_iterator(_Iter __x) : __i(__x) {}
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 move_iterator() : __i() {}
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 explicit move_iterator(_Iter __x) : __i(__x) {}
template <class _Up> _LIBCPP_INLINE_VISIBILITY move_iterator(const move_iterator<_Up>& __u)
: __i(__u.base()) {}
- _LIBCPP_INLINE_VISIBILITY _Iter base() const {return __i;}
- _LIBCPP_INLINE_VISIBILITY reference operator*() const {
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 _Iter base() const {return __i;}
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 reference operator*() const {
return static_cast<reference>(*__i);
}
- _LIBCPP_INLINE_VISIBILITY pointer operator->() const { return __i;}
- _LIBCPP_INLINE_VISIBILITY move_iterator& operator++() {++__i; return *this;}
- _LIBCPP_INLINE_VISIBILITY move_iterator operator++(int)
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 pointer operator->() const { return __i;}
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 move_iterator& operator++() {++__i; return *this;}
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 move_iterator operator++(int)
{move_iterator __tmp(*this); ++__i; return __tmp;}
- _LIBCPP_INLINE_VISIBILITY move_iterator& operator--() {--__i; return *this;}
- _LIBCPP_INLINE_VISIBILITY move_iterator operator--(int)
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 move_iterator& operator--() {--__i; return *this;}
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 move_iterator operator--(int)
{move_iterator __tmp(*this); --__i; return __tmp;}
- _LIBCPP_INLINE_VISIBILITY move_iterator operator+ (difference_type __n) const
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 move_iterator operator+ (difference_type __n) const
{return move_iterator(__i + __n);}
- _LIBCPP_INLINE_VISIBILITY move_iterator& operator+=(difference_type __n)
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 move_iterator& operator+=(difference_type __n)
{__i += __n; return *this;}
- _LIBCPP_INLINE_VISIBILITY move_iterator operator- (difference_type __n) const
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 move_iterator operator- (difference_type __n) const
{return move_iterator(__i - __n);}
- _LIBCPP_INLINE_VISIBILITY move_iterator& operator-=(difference_type __n)
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 move_iterator& operator-=(difference_type __n)
{__i -= __n; return *this;}
- _LIBCPP_INLINE_VISIBILITY reference operator[](difference_type __n) const
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 reference operator[](difference_type __n) const
{
return static_cast<reference>(__i[__n]);
}
@@ -1071,6 +1090,7 @@
template <class _Iter1, class _Iter2>
inline _LIBCPP_INLINE_VISIBILITY
+_LIBCPP_CONSTEXPR_AFTER_CXX14
bool
operator==(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y)
{
@@ -1079,6 +1099,7 @@
template <class _Iter1, class _Iter2>
inline _LIBCPP_INLINE_VISIBILITY
+_LIBCPP_CONSTEXPR_AFTER_CXX14
bool
operator<(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y)
{
@@ -1087,6 +1108,7 @@
template <class _Iter1, class _Iter2>
inline _LIBCPP_INLINE_VISIBILITY
+_LIBCPP_CONSTEXPR_AFTER_CXX14
bool
operator!=(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y)
{
@@ -1095,6 +1117,7 @@
template <class _Iter1, class _Iter2>
inline _LIBCPP_INLINE_VISIBILITY
+_LIBCPP_CONSTEXPR_AFTER_CXX14
bool
operator>(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y)
{
@@ -1103,6 +1126,7 @@
template <class _Iter1, class _Iter2>
inline _LIBCPP_INLINE_VISIBILITY
+_LIBCPP_CONSTEXPR_AFTER_CXX14
bool
operator>=(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y)
{
@@ -1111,6 +1135,7 @@
template <class _Iter1, class _Iter2>
inline _LIBCPP_INLINE_VISIBILITY
+_LIBCPP_CONSTEXPR_AFTER_CXX14
bool
operator<=(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y)
{
@@ -1120,6 +1145,7 @@
#ifndef _LIBCPP_CXX03_LANG
template <class _Iter1, class _Iter2>
inline _LIBCPP_INLINE_VISIBILITY
+_LIBCPP_CONSTEXPR_AFTER_CXX14
auto
operator-(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y)
-> decltype(__x.base() - __y.base())
@@ -1129,6 +1155,7 @@
#else
template <class _Iter1, class _Iter2>
inline _LIBCPP_INLINE_VISIBILITY
+_LIBCPP_CONSTEXPR_AFTER_CXX14
typename move_iterator<_Iter1>::difference_type
operator-(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y)
{
@@ -1138,6 +1165,7 @@
template <class _Iter>
inline _LIBCPP_INLINE_VISIBILITY
+_LIBCPP_CONSTEXPR_AFTER_CXX14
move_iterator<_Iter>
operator+(typename move_iterator<_Iter>::difference_type __n, const move_iterator<_Iter>& __x)
{
@@ -1146,6 +1174,7 @@
template <class _Iter>
inline _LIBCPP_INLINE_VISIBILITY
+_LIBCPP_CONSTEXPR_AFTER_CXX14
move_iterator<_Iter>
make_move_iterator(_Iter __i)
{
@@ -1569,7 +1598,7 @@
#if !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) && !defined(_LIBCPP_HAS_NO_TRAILING_RETURN)
template <class _Cp>
-inline _LIBCPP_INLINE_VISIBILITY
+inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
auto
begin(_Cp& __c) -> decltype(__c.begin())
{
@@ -1577,7 +1606,7 @@
}
template <class _Cp>
-inline _LIBCPP_INLINE_VISIBILITY
+inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
auto
begin(const _Cp& __c) -> decltype(__c.begin())
{
@@ -1585,7 +1614,7 @@
}
template <class _Cp>
-inline _LIBCPP_INLINE_VISIBILITY
+inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
auto
end(_Cp& __c) -> decltype(__c.end())
{
@@ -1593,7 +1622,7 @@
}
template <class _Cp>
-inline _LIBCPP_INLINE_VISIBILITY
+inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
auto
end(const _Cp& __c) -> decltype(__c.end())
{
@@ -1603,14 +1632,14 @@
#if _LIBCPP_STD_VER > 11
template <class _Tp, size_t _Np>
-inline _LIBCPP_INLINE_VISIBILITY
+inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
reverse_iterator<_Tp*> rbegin(_Tp (&__array)[_Np])
{
return reverse_iterator<_Tp*>(__array + _Np);
}
template <class _Tp, size_t _Np>
-inline _LIBCPP_INLINE_VISIBILITY
+inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
reverse_iterator<_Tp*> rend(_Tp (&__array)[_Np])
{
return reverse_iterator<_Tp*>(__array);
@@ -1645,42 +1674,42 @@
}
template <class _Cp>
-inline _LIBCPP_INLINE_VISIBILITY
+inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
auto rbegin(_Cp& __c) -> decltype(__c.rbegin())
{
return __c.rbegin();
}
template <class _Cp>
-inline _LIBCPP_INLINE_VISIBILITY
+inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
auto rbegin(const _Cp& __c) -> decltype(__c.rbegin())
{
return __c.rbegin();
}
template <class _Cp>
-inline _LIBCPP_INLINE_VISIBILITY
+inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
auto rend(_Cp& __c) -> decltype(__c.rend())
{
return __c.rend();
}
template <class _Cp>
-inline _LIBCPP_INLINE_VISIBILITY
+inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
auto rend(const _Cp& __c) -> decltype(__c.rend())
{
return __c.rend();
}
template <class _Cp>
-inline _LIBCPP_INLINE_VISIBILITY
+inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
auto crbegin(const _Cp& __c) -> decltype(rbegin(__c))
{
return rbegin(__c);
}
template <class _Cp>
-inline _LIBCPP_INLINE_VISIBILITY
+inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
auto crend(const _Cp& __c) -> decltype(rend(__c))
{
return rend(__c);
Index: include/array
===================================================================
--- include/array
+++ include/array
@@ -37,20 +37,20 @@
void swap(array& a) noexcept(is_nothrow_swappable_v<T>);
// iterators:
- iterator begin() noexcept;
- const_iterator begin() const noexcept;
- iterator end() noexcept;
- const_iterator end() const noexcept;
+ iterator begin() noexcept; // constexpr in C++17
+ const_iterator begin() const noexcept; // constexpr in C++17
+ iterator end() noexcept; // constexpr in C++17
+ const_iterator end() const noexcept; // constexpr in C++17
- reverse_iterator rbegin() noexcept;
- const_reverse_iterator rbegin() const noexcept;
- reverse_iterator rend() noexcept;
- const_reverse_iterator rend() const noexcept;
+ reverse_iterator rbegin() noexcept; // constexpr in C++17
+ const_reverse_iterator rbegin() const noexcept; // constexpr in C++17
+ reverse_iterator rend() noexcept; // constexpr in C++17
+ const_reverse_iterator rend() const noexcept; // constexpr in C++17
- const_iterator cbegin() const noexcept;
- const_iterator cend() const noexcept;
- const_reverse_iterator crbegin() const noexcept;
- const_reverse_iterator crend() const noexcept;
+ const_iterator cbegin() const noexcept; // constexpr in C++17
+ const_iterator cend() const noexcept; // constexpr in C++17
+ const_reverse_iterator crbegin() const noexcept; // constexpr in C++17
+ const_reverse_iterator crend() const noexcept; // constexpr in C++17
// capacity:
constexpr size_type size() const noexcept;
@@ -58,18 +58,18 @@
constexpr bool empty() const noexcept;
// element access:
- reference operator[](size_type n);
+ reference operator[](size_type n); // constexpr in C++17
const_reference operator[](size_type n) const; // constexpr in C++14
const_reference at(size_type n) const; // constexpr in C++14
- reference at(size_type n);
+ reference at(size_type n); // constexpr in C++17
- reference front();
+ reference front(); // constexpr in C++17
const_reference front() const; // constexpr in C++14
- reference back();
+ reference back(); // constexpr in C++17
const_reference back() const; // constexpr in C++14
- T* data() noexcept;
- const T* data() const noexcept;
+ T* data() noexcept; // constexpr in C++17
+ const T* data() const noexcept; // constexpr in C++17
};
template <class T, size_t N>
@@ -153,31 +153,31 @@
// iterators:
_LIBCPP_INLINE_VISIBILITY
- iterator begin() _NOEXCEPT {return iterator(__elems_);}
+ _LIBCPP_CONSTEXPR_AFTER_CXX14 iterator begin() _NOEXCEPT {return iterator(__elems_);}
_LIBCPP_INLINE_VISIBILITY
- const_iterator begin() const _NOEXCEPT {return const_iterator(__elems_);}
+ _LIBCPP_CONSTEXPR_AFTER_CXX14 const_iterator begin() const _NOEXCEPT {return const_iterator(__elems_);}
_LIBCPP_INLINE_VISIBILITY
- iterator end() _NOEXCEPT {return iterator(__elems_ + _Size);}
+ _LIBCPP_CONSTEXPR_AFTER_CXX14 iterator end() _NOEXCEPT {return iterator(__elems_ + _Size);}
_LIBCPP_INLINE_VISIBILITY
- const_iterator end() const _NOEXCEPT {return const_iterator(__elems_ + _Size);}
+ _LIBCPP_CONSTEXPR_AFTER_CXX14 const_iterator end() const _NOEXCEPT {return const_iterator(__elems_ + _Size);}
_LIBCPP_INLINE_VISIBILITY
- reverse_iterator rbegin() _NOEXCEPT {return reverse_iterator(end());}
+ _LIBCPP_CONSTEXPR_AFTER_CXX14 reverse_iterator rbegin() _NOEXCEPT {return reverse_iterator(end());}
_LIBCPP_INLINE_VISIBILITY
- const_reverse_iterator rbegin() const _NOEXCEPT {return const_reverse_iterator(end());}
+ _LIBCPP_CONSTEXPR_AFTER_CXX14 const_reverse_iterator rbegin() const _NOEXCEPT {return const_reverse_iterator(end());}
_LIBCPP_INLINE_VISIBILITY
- reverse_iterator rend() _NOEXCEPT {return reverse_iterator(begin());}
+ _LIBCPP_CONSTEXPR_AFTER_CXX14 reverse_iterator rend() _NOEXCEPT {return reverse_iterator(begin());}
_LIBCPP_INLINE_VISIBILITY
- const_reverse_iterator rend() const _NOEXCEPT {return const_reverse_iterator(begin());}
+ _LIBCPP_CONSTEXPR_AFTER_CXX14 const_reverse_iterator rend() const _NOEXCEPT {return const_reverse_iterator(begin());}
_LIBCPP_INLINE_VISIBILITY
- const_iterator cbegin() const _NOEXCEPT {return begin();}
+ _LIBCPP_CONSTEXPR_AFTER_CXX14 const_iterator cbegin() const _NOEXCEPT {return begin();}
_LIBCPP_INLINE_VISIBILITY
- const_iterator cend() const _NOEXCEPT {return end();}
+ _LIBCPP_CONSTEXPR_AFTER_CXX14 const_iterator cend() const _NOEXCEPT {return end();}
_LIBCPP_INLINE_VISIBILITY
- const_reverse_iterator crbegin() const _NOEXCEPT {return rbegin();}
+ _LIBCPP_CONSTEXPR_AFTER_CXX14 const_reverse_iterator crbegin() const _NOEXCEPT {return rbegin();}
_LIBCPP_INLINE_VISIBILITY
- const_reverse_iterator crend() const _NOEXCEPT {return rend();}
+ _LIBCPP_CONSTEXPR_AFTER_CXX14 const_reverse_iterator crend() const _NOEXCEPT {return rend();}
// capacity:
_LIBCPP_INLINE_VISIBILITY
@@ -188,23 +188,24 @@
_LIBCPP_CONSTEXPR bool empty() const _NOEXCEPT {return _Size == 0;}
// element access:
- _LIBCPP_INLINE_VISIBILITY reference operator[](size_type __n) {return __elems_[__n];}
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 reference operator[](size_type __n) {return __elems_[__n];}
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11 const_reference operator[](size_type __n) const {return __elems_[__n];}
- reference at(size_type __n);
+ _LIBCPP_CONSTEXPR_AFTER_CXX14 reference at(size_type __n);
_LIBCPP_CONSTEXPR_AFTER_CXX11 const_reference at(size_type __n) const;
- _LIBCPP_INLINE_VISIBILITY reference front() {return __elems_[0];}
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 reference front() {return __elems_[0];}
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11 const_reference front() const {return __elems_[0];}
- _LIBCPP_INLINE_VISIBILITY reference back() {return __elems_[_Size > 0 ? _Size-1 : 0];}
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 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
- value_type* data() _NOEXCEPT {return __elems_;}
+ _LIBCPP_CONSTEXPR_AFTER_CXX14 value_type* data() _NOEXCEPT {return __elems_;}
_LIBCPP_INLINE_VISIBILITY
- const value_type* data() const _NOEXCEPT {return __elems_;}
+ _LIBCPP_CONSTEXPR_AFTER_CXX14 const value_type* data() const _NOEXCEPT {return __elems_;}
};
template <class _Tp, size_t _Size>
+_LIBCPP_CONSTEXPR_AFTER_CXX14
typename array<_Tp, _Size>::reference
array<_Tp, _Size>::at(size_type __n)
{
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