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-rw-r--r--libcxx/include/__tuple90
-rw-r--r--libcxx/include/__tuple_0327
-rw-r--r--libcxx/include/array11
-rw-r--r--libcxx/include/utility18
-rw-r--r--libcxx/test/std/containers/sequences/array/array.tuple/tuple_element.pass.cpp43
-rw-r--r--libcxx/test/std/containers/sequences/array/array.tuple/tuple_size.pass.cpp28
-rw-r--r--libcxx/test/std/utilities/utility/pairs/pair.astuple/tuple_element.pass.cpp39
-rw-r--r--libcxx/test/std/utilities/utility/pairs/pair.astuple/tuple_size.pass.cpp12
8 files changed, 148 insertions, 120 deletions
diff --git a/libcxx/include/__tuple b/libcxx/include/__tuple
index bffb95cb72c..2837ce708f0 100644
--- a/libcxx/include/__tuple
+++ b/libcxx/include/__tuple
@@ -19,40 +19,9 @@
#pragma GCC system_header
#endif
-#ifdef _LIBCPP_HAS_NO_VARIADICS
-
-#include <__tuple_03>
-
-#else // _LIBCPP_HAS_NO_VARIADICS
_LIBCPP_BEGIN_NAMESPACE_STD
-// __lazy_and
-
-template <bool _Last, class ..._Preds>
-struct __lazy_and_impl;
-
-template <class ..._Preds>
-struct __lazy_and_impl<false, _Preds...> : false_type {};
-
-template <>
-struct __lazy_and_impl<true> : true_type {};
-
-template <class _Pred>
-struct __lazy_and_impl<true, _Pred> : integral_constant<bool, _Pred::type::value> {};
-
-template <class _Hp, class ..._Tp>
-struct __lazy_and_impl<true, _Hp, _Tp...> : __lazy_and_impl<_Hp::type::value, _Tp...> {};
-
-template <class _P1, class ..._Pr>
-struct __lazy_and : __lazy_and_impl<_P1::type::value, _Pr...> {};
-
-// __lazy_not
-
-template <class _Pred>
-struct __lazy_not : integral_constant<bool, !_Pred::type::value> {};
-
-
template <class _Tp> class _LIBCPP_TYPE_VIS_ONLY tuple_size;
template <class _Tp>
@@ -90,19 +59,18 @@ public:
typedef typename add_cv<typename tuple_element<_Ip, _Tp>::type>::type type;
};
-template <class ..._Tp> class _LIBCPP_TYPE_VIS_ONLY tuple;
-template <class _T1, class _T2> struct _LIBCPP_TYPE_VIS_ONLY pair;
-template <class _Tp, size_t _Size> struct _LIBCPP_TYPE_VIS_ONLY array;
-
template <class _Tp> struct __tuple_like : false_type {};
template <class _Tp> struct __tuple_like<const _Tp> : public __tuple_like<_Tp> {};
template <class _Tp> struct __tuple_like<volatile _Tp> : public __tuple_like<_Tp> {};
template <class _Tp> struct __tuple_like<const volatile _Tp> : public __tuple_like<_Tp> {};
+// tuple specializations
+
+#if !defined(_LIBCPP_HAS_NO_VARIADICS)
+template <class ..._Tp> class _LIBCPP_TYPE_VIS_ONLY tuple;
+
template <class... _Tp> struct __tuple_like<tuple<_Tp...> > : true_type {};
-template <class _T1, class _T2> struct __tuple_like<pair<_T1, _T2> > : true_type {};
-template <class _Tp, size_t _Size> struct __tuple_like<array<_Tp, _Size> > : true_type {};
template <size_t _Ip, class ..._Tp>
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11
@@ -118,6 +86,13 @@ template <size_t _Ip, class ..._Tp>
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11
typename tuple_element<_Ip, tuple<_Tp...> >::type&&
get(tuple<_Tp...>&&) _NOEXCEPT;
+#endif
+
+// pair specializations
+
+template <class _T1, class _T2> struct _LIBCPP_TYPE_VIS_ONLY pair;
+
+template <class _T1, class _T2> struct __tuple_like<pair<_T1, _T2> > : true_type {};
template <size_t _Ip, class _T1, class _T2>
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11
@@ -129,10 +104,18 @@ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11
const typename tuple_element<_Ip, pair<_T1, _T2> >::type&
get(const pair<_T1, _T2>&) _NOEXCEPT;
+#if !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES)
template <size_t _Ip, class _T1, class _T2>
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11
typename tuple_element<_Ip, pair<_T1, _T2> >::type&&
get(pair<_T1, _T2>&&) _NOEXCEPT;
+#endif
+
+// array specializations
+
+template <class _Tp, size_t _Size> struct _LIBCPP_TYPE_VIS_ONLY array;
+
+template <class _Tp, size_t _Size> struct __tuple_like<array<_Tp, _Size> > : true_type {};
template <size_t _Ip, class _Tp, size_t _Size>
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11
@@ -144,10 +127,39 @@ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11
const _Tp&
get(const array<_Tp, _Size>&) _NOEXCEPT;
+#if !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES)
template <size_t _Ip, class _Tp, size_t _Size>
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11
_Tp&&
get(array<_Tp, _Size>&&) _NOEXCEPT;
+#endif
+
+#if !defined(_LIBCPP_HAS_NO_VARIADICS)
+
+// __lazy_and
+
+template <bool _Last, class ..._Preds>
+struct __lazy_and_impl;
+
+template <class ..._Preds>
+struct __lazy_and_impl<false, _Preds...> : false_type {};
+
+template <>
+struct __lazy_and_impl<true> : true_type {};
+
+template <class _Pred>
+struct __lazy_and_impl<true, _Pred> : integral_constant<bool, _Pred::type::value> {};
+
+template <class _Hp, class ..._Tp>
+struct __lazy_and_impl<true, _Hp, _Tp...> : __lazy_and_impl<_Hp::type::value, _Tp...> {};
+
+template <class _P1, class ..._Pr>
+struct __lazy_and : __lazy_and_impl<_P1::type::value, _Pr...> {};
+
+// __lazy_not
+
+template <class _Pred>
+struct __lazy_not : integral_constant<bool, !_Pred::type::value> {};
// __make_tuple_indices
@@ -354,8 +366,8 @@ struct __tuple_assignable<_Tp, _Up, true, true>
tuple_size<_Up>::value, _Tp, _Up>
{};
-_LIBCPP_END_NAMESPACE_STD
-
#endif // _LIBCPP_HAS_NO_VARIADICS
+_LIBCPP_END_NAMESPACE_STD
+
#endif // _LIBCPP___TUPLE
diff --git a/libcxx/include/__tuple_03 b/libcxx/include/__tuple_03
deleted file mode 100644
index b91c2cd48a6..00000000000
--- a/libcxx/include/__tuple_03
+++ /dev/null
@@ -1,27 +0,0 @@
-// -*- C++ -*-
-//===----------------------------------------------------------------------===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is dual licensed under the MIT and the University of Illinois Open
-// Source Licenses. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef _LIBCPP___TUPLE_03
-#define _LIBCPP___TUPLE_03
-
-#include <__config>
-
-#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
-#pragma GCC system_header
-#endif
-
-_LIBCPP_BEGIN_NAMESPACE_STD
-
-template <class _Tp> class _LIBCPP_TYPE_VIS_ONLY tuple_size;
-template <size_t _Ip, class _Tp> class _LIBCPP_TYPE_VIS_ONLY tuple_element;
-
-_LIBCPP_END_NAMESPACE_STD
-
-#endif // _LIBCPP___TUPLE_03
diff --git a/libcxx/include/array b/libcxx/include/array
index d37075da1a2..2e02a43ed52 100644
--- a/libcxx/include/array
+++ b/libcxx/include/array
@@ -288,10 +288,6 @@ template <class _Tp, size_t _Size>
class _LIBCPP_TYPE_VIS_ONLY tuple_size<array<_Tp, _Size> >
: public integral_constant<size_t, _Size> {};
-template <class _Tp, size_t _Size>
-class _LIBCPP_TYPE_VIS_ONLY tuple_size<const array<_Tp, _Size> >
- : public integral_constant<size_t, _Size> {};
-
template <size_t _Ip, class _Tp, size_t _Size>
class _LIBCPP_TYPE_VIS_ONLY tuple_element<_Ip, array<_Tp, _Size> >
{
@@ -300,13 +296,6 @@ public:
};
template <size_t _Ip, class _Tp, size_t _Size>
-class _LIBCPP_TYPE_VIS_ONLY tuple_element<_Ip, const array<_Tp, _Size> >
-{
-public:
- typedef const _Tp type;
-};
-
-template <size_t _Ip, class _Tp, size_t _Size>
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11
_Tp&
get(array<_Tp, _Size>& __a) _NOEXCEPT
diff --git a/libcxx/include/utility b/libcxx/include/utility
index 96db60a6792..54cfc8bc159 100644
--- a/libcxx/include/utility
+++ b/libcxx/include/utility
@@ -513,10 +513,6 @@ template <class _T1, class _T2>
: public integral_constant<size_t, 2> {};
template <class _T1, class _T2>
- class _LIBCPP_TYPE_VIS_ONLY tuple_size<const pair<_T1, _T2> >
- : public integral_constant<size_t, 2> {};
-
-template <class _T1, class _T2>
class _LIBCPP_TYPE_VIS_ONLY tuple_element<0, pair<_T1, _T2> >
{
public:
@@ -530,20 +526,6 @@ public:
typedef _T2 type;
};
-template <class _T1, class _T2>
-class _LIBCPP_TYPE_VIS_ONLY tuple_element<0, const pair<_T1, _T2> >
-{
-public:
- typedef const _T1 type;
-};
-
-template <class _T1, class _T2>
-class _LIBCPP_TYPE_VIS_ONLY tuple_element<1, const pair<_T1, _T2> >
-{
-public:
- typedef const _T2 type;
-};
-
template <size_t _Ip> struct __get_pair;
template <>
diff --git a/libcxx/test/std/containers/sequences/array/array.tuple/tuple_element.pass.cpp b/libcxx/test/std/containers/sequences/array/array.tuple/tuple_element.pass.cpp
index cd1dad60ade..91d6b4e5da2 100644
--- a/libcxx/test/std/containers/sequences/array/array.tuple/tuple_element.pass.cpp
+++ b/libcxx/test/std/containers/sequences/array/array.tuple/tuple_element.pass.cpp
@@ -14,20 +14,41 @@
#include <array>
#include <type_traits>
-int main()
+template <class T>
+void test()
{
{
- typedef double T;
- typedef std::array<T, 3> C;
- static_assert((std::is_same<std::tuple_element<0, C>::type, T>::value), "");
- static_assert((std::is_same<std::tuple_element<1, C>::type, T>::value), "");
- static_assert((std::is_same<std::tuple_element<2, C>::type, T>::value), "");
+ typedef T Exp;
+ typedef std::array<T, 3> C;
+ static_assert((std::is_same<typename std::tuple_element<0, C>::type, Exp>::value), "");
+ static_assert((std::is_same<typename std::tuple_element<1, C>::type, Exp>::value), "");
+ static_assert((std::is_same<typename std::tuple_element<2, C>::type, Exp>::value), "");
+ }
+ {
+ typedef T const Exp;
+ typedef std::array<T, 3> const C;
+ static_assert((std::is_same<typename std::tuple_element<0, C>::type, Exp>::value), "");
+ static_assert((std::is_same<typename std::tuple_element<1, C>::type, Exp>::value), "");
+ static_assert((std::is_same<typename std::tuple_element<2, C>::type, Exp>::value), "");
+ }
+ {
+ typedef T volatile Exp;
+ typedef std::array<T, 3> volatile C;
+ static_assert((std::is_same<typename std::tuple_element<0, C>::type, Exp>::value), "");
+ static_assert((std::is_same<typename std::tuple_element<1, C>::type, Exp>::value), "");
+ static_assert((std::is_same<typename std::tuple_element<2, C>::type, Exp>::value), "");
}
{
- typedef int T;
- typedef std::array<T, 3> C;
- static_assert((std::is_same<std::tuple_element<0, C>::type, T>::value), "");
- static_assert((std::is_same<std::tuple_element<1, C>::type, T>::value), "");
- static_assert((std::is_same<std::tuple_element<2, C>::type, T>::value), "");
+ typedef T const volatile Exp;
+ typedef std::array<T, 3> const volatile C;
+ static_assert((std::is_same<typename std::tuple_element<0, C>::type, Exp>::value), "");
+ static_assert((std::is_same<typename std::tuple_element<1, C>::type, Exp>::value), "");
+ static_assert((std::is_same<typename std::tuple_element<2, C>::type, Exp>::value), "");
}
}
+
+int main()
+{
+ test<double>();
+ test<int>();
+}
diff --git a/libcxx/test/std/containers/sequences/array/array.tuple/tuple_size.pass.cpp b/libcxx/test/std/containers/sequences/array/array.tuple/tuple_size.pass.cpp
index 83394b1e0c9..1e565d1946e 100644
--- a/libcxx/test/std/containers/sequences/array/array.tuple/tuple_size.pass.cpp
+++ b/libcxx/test/std/containers/sequences/array/array.tuple/tuple_size.pass.cpp
@@ -13,16 +13,30 @@
#include <array>
-int main()
+template <class T, std::size_t N>
+void test()
{
{
- typedef double T;
- typedef std::array<T, 3> C;
- static_assert((std::tuple_size<C>::value == 3), "");
+ typedef std::array<T, N> C;
+ static_assert((std::tuple_size<C>::value == N), "");
+ }
+ {
+ typedef std::array<T const, N> C;
+ static_assert((std::tuple_size<C>::value == N), "");
+ }
+ {
+ typedef std::array<T volatile, N> C;
+ static_assert((std::tuple_size<C>::value == N), "");
}
{
- typedef double T;
- typedef std::array<T, 0> C;
- static_assert((std::tuple_size<C>::value == 0), "");
+ typedef std::array<T const volatile, N> C;
+ static_assert((std::tuple_size<C>::value == N), "");
}
}
+
+int main()
+{
+ test<double, 0>();
+ test<double, 3>();
+ test<double, 5>();
+}
diff --git a/libcxx/test/std/utilities/utility/pairs/pair.astuple/tuple_element.pass.cpp b/libcxx/test/std/utilities/utility/pairs/pair.astuple/tuple_element.pass.cpp
index 9a303bae32f..5ac838b3742 100644
--- a/libcxx/test/std/utilities/utility/pairs/pair.astuple/tuple_element.pass.cpp
+++ b/libcxx/test/std/utilities/utility/pairs/pair.astuple/tuple_element.pass.cpp
@@ -15,16 +15,41 @@
#include <utility>
-int main()
+template <class T1, class T2>
+void test()
{
{
- typedef std::pair<int, short> P1;
- static_assert((std::is_same<std::tuple_element<0, P1>::type, int>::value), "");
- static_assert((std::is_same<std::tuple_element<1, P1>::type, short>::value), "");
+ typedef T1 Exp1;
+ typedef T2 Exp2;
+ typedef std::pair<T1, T2> P;
+ static_assert((std::is_same<typename std::tuple_element<0, P>::type, Exp1>::value), "");
+ static_assert((std::is_same<typename std::tuple_element<1, P>::type, Exp2>::value), "");
+ }
+ {
+ typedef T1 const Exp1;
+ typedef T2 const Exp2;
+ typedef std::pair<T1, T2> const P;
+ static_assert((std::is_same<typename std::tuple_element<0, P>::type, Exp1>::value), "");
+ static_assert((std::is_same<typename std::tuple_element<1, P>::type, Exp2>::value), "");
+ }
+ {
+ typedef T1 volatile Exp1;
+ typedef T2 volatile Exp2;
+ typedef std::pair<T1, T2> volatile P;
+ static_assert((std::is_same<typename std::tuple_element<0, P>::type, Exp1>::value), "");
+ static_assert((std::is_same<typename std::tuple_element<1, P>::type, Exp2>::value), "");
}
{
- typedef std::pair<int*, char> P1;
- static_assert((std::is_same<std::tuple_element<0, P1>::type, int*>::value), "");
- static_assert((std::is_same<std::tuple_element<1, P1>::type, char>::value), "");
+ typedef T1 const volatile Exp1;
+ typedef T2 const volatile Exp2;
+ typedef std::pair<T1, T2> const volatile P;
+ static_assert((std::is_same<typename std::tuple_element<0, P>::type, Exp1>::value), "");
+ static_assert((std::is_same<typename std::tuple_element<1, P>::type, Exp2>::value), "");
}
}
+
+int main()
+{
+ test<int, short>();
+ test<int*, char>();
+}
diff --git a/libcxx/test/std/utilities/utility/pairs/pair.astuple/tuple_size.pass.cpp b/libcxx/test/std/utilities/utility/pairs/pair.astuple/tuple_size.pass.cpp
index 2be694e8a30..3756e963fa3 100644
--- a/libcxx/test/std/utilities/utility/pairs/pair.astuple/tuple_size.pass.cpp
+++ b/libcxx/test/std/utilities/utility/pairs/pair.astuple/tuple_size.pass.cpp
@@ -21,4 +21,16 @@ int main()
typedef std::pair<int, short> P1;
static_assert((std::tuple_size<P1>::value == 2), "");
}
+ {
+ typedef std::pair<int, short> const P1;
+ static_assert((std::tuple_size<P1>::value == 2), "");
+ }
+ {
+ typedef std::pair<int, short> volatile P1;
+ static_assert((std::tuple_size<P1>::value == 2), "");
+ }
+ {
+ typedef std::pair<int, short> const volatile P1;
+ static_assert((std::tuple_size<P1>::value == 2), "");
+ }
}
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