* include/bits/stl_pair.h: Replace class keyword with typename.
From-SVN: r225190
This commit is contained in:
Jonathan Wakely
Jonathan Wakely
parent
bf7818bfb0
commit
6f86467975
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@ -1,3 +1,7 @@
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2015-06-30 Jonathan Wakely <jwakely@redhat.com>
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* include/bits/stl_pair.h: Replace class keyword with typename.
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2015-06-30 Ville Voutilainen <ville.voutilainen@gmail.com>
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Implement N4387, "Improving pair and tuple", and LWG 2367.
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@ -124,7 +124,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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* @tparam _T1 Type of first object.
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* @tparam _T2 Type of second object.
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*/
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template<class _T1, class _T2>
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template<typename _T1, typename _T2>
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struct pair
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{
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typedef _T1 first_type; /// @c first_type is the first bound type
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@ -170,18 +170,18 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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/** There is also a templated copy ctor for the @c pair class itself. */
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#if __cplusplus < 201103L
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template<class _U1, class _U2>
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template<typename _U1, typename _U2>
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pair(const pair<_U1, _U2>& __p)
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: first(__p.first), second(__p.second) { }
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#else
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template<class _U1, class _U2, typename
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template<typename _U1, typename _U2, typename
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enable_if<_ConstructiblePair<_T1, _T2, _U1, _U2>()
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&& _ImplicitlyConvertiblePair<_T1, _T2, _U1, _U2>(),
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bool>::type=true>
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constexpr pair(const pair<_U1, _U2>& __p)
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: first(__p.first), second(__p.second) { }
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template<class _U1, class _U2, typename
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template<typename _U1, typename _U2, typename
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enable_if<_ConstructiblePair<_T1, _T2, _U1, _U2>()
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&& !_ImplicitlyConvertiblePair<_T1, _T2, _U1, _U2>(),
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bool>::type=false>
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@ -192,7 +192,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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constexpr pair(pair&&) = default;
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// DR 811.
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template<class _U1, typename
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template<typename _U1, typename
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enable_if<_ConstructiblePair<_T2, _T2, _T2, _T2>()
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&& _MoveConstructiblePair<_T1, _T2, _U1, _T2>()
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&& _ImplicitlyConvertiblePair<_T2, _T2, _T2, _T2>()
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@ -202,7 +202,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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constexpr pair(_U1&& __x, const _T2& __y)
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: first(std::forward<_U1>(__x)), second(__y) { }
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template<class _U1, typename
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template<typename _U1, typename
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enable_if<_ConstructiblePair<_T2, _T2, _T2, _T2>()
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&& _MoveConstructiblePair<_T1, _T2, _U1, _T2>()
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&& (!_ImplicitlyConvertiblePair<_T2, _T2, _T2, _T2>()
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@ -212,7 +212,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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explicit constexpr pair(_U1&& __x, const _T2& __y)
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: first(std::forward<_U1>(__x)), second(__y) { }
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template<class _U2, typename
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template<typename _U2, typename
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enable_if<_ConstructiblePair<_T1, _T1, _T1, _T1>()
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&& _MoveConstructiblePair<_T1, _T2, _T1, _U2>()
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&& _ImplicitlyConvertiblePair<_T1, _T1, _T1, _T1>()
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@ -222,7 +222,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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constexpr pair(const _T1& __x, _U2&& __y)
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: first(__x), second(std::forward<_U2>(__y)) { }
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template<class _U2, typename
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template<typename _U2, typename
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enable_if<_ConstructiblePair<_T1, _T1, _T1, _T1>()
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&& _MoveConstructiblePair<_T1, _T2, _T1, _U2>()
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&& (!_ImplicitlyConvertiblePair<_T1, _T1, _T1, _T1>()
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@ -232,7 +232,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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explicit pair(const _T1& __x, _U2&& __y)
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: first(__x), second(std::forward<_U2>(__y)) { }
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template<class _U1, class _U2, typename
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template<typename _U1, typename _U2, typename
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enable_if<_MoveConstructiblePair<_T1, _T2, _U1, _U2>()
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&& _ImplicitlyMoveConvertiblePair<_T1, _T2,
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_U1, _U2>(),
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@ -240,7 +240,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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constexpr pair(_U1&& __x, _U2&& __y)
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: first(std::forward<_U1>(__x)), second(std::forward<_U2>(__y)) { }
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template<class _U1, class _U2, typename
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template<typename _U1, typename _U2, typename
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enable_if<_MoveConstructiblePair<_T1, _T2, _U1, _U2>()
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&& !_ImplicitlyMoveConvertiblePair<_T1, _T2,
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_U1, _U2>(),
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@ -249,7 +249,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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: first(std::forward<_U1>(__x)), second(std::forward<_U2>(__y)) { }
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template<class _U1, class _U2, typename
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template<typename _U1, typename _U2, typename
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enable_if<_MoveConstructiblePair<_T1, _T2, _U1, _U2>()
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&& _ImplicitlyMoveConvertiblePair<_T1, _T2,
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_U1, _U2>(),
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@ -258,7 +258,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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: first(std::forward<_U1>(__p.first)),
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second(std::forward<_U2>(__p.second)) { }
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template<class _U1, class _U2, typename
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template<typename _U1, typename _U2, typename
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enable_if<_MoveConstructiblePair<_T1, _T2, _U1, _U2>()
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&& !_ImplicitlyMoveConvertiblePair<_T1, _T2,
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_U1, _U2>(),
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@ -288,7 +288,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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return *this;
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}
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template<class _U1, class _U2>
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template<typename _U1, typename _U2>
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pair&
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operator=(const pair<_U1, _U2>& __p)
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{
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@ -297,7 +297,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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return *this;
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}
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template<class _U1, class _U2>
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template<typename _U1, typename _U2>
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pair&
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operator=(pair<_U1, _U2>&& __p)
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{
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@ -325,38 +325,38 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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};
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/// Two pairs of the same type are equal iff their members are equal.
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template<class _T1, class _T2>
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template<typename _T1, typename _T2>
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inline _GLIBCXX_CONSTEXPR bool
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operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
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{ return __x.first == __y.first && __x.second == __y.second; }
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/// <http://gcc.gnu.org/onlinedocs/libstdc++/manual/utilities.html>
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template<class _T1, class _T2>
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template<typename _T1, typename _T2>
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inline _GLIBCXX_CONSTEXPR bool
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operator<(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
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{ return __x.first < __y.first
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|| (!(__y.first < __x.first) && __x.second < __y.second); }
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/// Uses @c operator== to find the result.
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template<class _T1, class _T2>
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template<typename _T1, typename _T2>
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inline _GLIBCXX_CONSTEXPR bool
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operator!=(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
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{ return !(__x == __y); }
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/// Uses @c operator< to find the result.
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template<class _T1, class _T2>
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template<typename _T1, typename _T2>
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inline _GLIBCXX_CONSTEXPR bool
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operator>(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
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{ return __y < __x; }
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/// Uses @c operator< to find the result.
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template<class _T1, class _T2>
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template<typename _T1, typename _T2>
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inline _GLIBCXX_CONSTEXPR bool
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operator<=(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
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{ return !(__y < __x); }
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/// Uses @c operator< to find the result.
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template<class _T1, class _T2>
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template<typename _T1, typename _T2>
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inline _GLIBCXX_CONSTEXPR bool
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operator>=(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
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{ return !(__x < __y); }
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@ -365,7 +365,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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/// See std::pair::swap().
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// Note: no std::swap overloads in C++03 mode, this has performance
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// implications, see, eg, libstdc++/38466.
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template<class _T1, class _T2>
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template<typename _T1, typename _T2>
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inline void
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swap(pair<_T1, _T2>& __x, pair<_T1, _T2>& __y)
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noexcept(noexcept(__x.swap(__y)))
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@ -386,7 +386,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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// 181. make_pair() unintended behavior
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#if __cplusplus >= 201103L
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// NB: DR 706.
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template<class _T1, class _T2>
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template<typename _T1, typename _T2>
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constexpr pair<typename __decay_and_strip<_T1>::__type,
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typename __decay_and_strip<_T2>::__type>
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make_pair(_T1&& __x, _T2&& __y)
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@ -397,7 +397,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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return __pair_type(std::forward<_T1>(__x), std::forward<_T2>(__y));
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}
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#else
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template<class _T1, class _T2>
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template<typename _T1, typename _T2>
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inline pair<_T1, _T2>
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make_pair(_T1 __x, _T2 __y)
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{ return pair<_T1, _T2>(__x, __y); }
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