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move.h (forward): Update to N3092.

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2010-08-05  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/move.h (forward): Update to N3092.
	(identity): Remove (US 92 is NAD).
	* include/debug/set.h: Fix move constructor to simply use move.
	* include/debug/unordered_map: Likewise.
	* include/debug/multiset.h: Likewise.
	* include/debug/vector: Likewise.
	* include/debug/unordered_set: Likewise.
	* include/debug/deque: Likewise.
	* include/debug/map.h: Likewise.
	* include/debug/string: Likewise.
	* include/debug/list: Likewise.
	* include/debug/multimap.h: Likewise.
	* include/profile/set.h: Likewise.
	* include/profile/unordered_map: Likewise.
	* include/profile/multiset.h: Likewise.
	* include/profile/unordered_set: Likewise.
	* include/profile/vector: Likewise.
	* include/profile/deque: Likewise.
	* include/profile/map.h: Likewise.
	* include/profile/list: Likewise.
	* include/profile/multimap.h: Likewise.
	* include/ext/vstring.h: Likewise.
	* include/bits/stl_list.h: Likewise.
	* include/bits/stl_map.h: Likewise.
	* include/bits/stl_set.h: Likewise.
	* include/bits/forward_list.h: Likewise.
	* include/bits/stl_multimap.h: Likewise.
	* include/bits/unordered_map.h: Likewise.
	* include/bits/stl_vector.h: Likewise.
	* include/bits/stl_deque.h: Likewise.
	* include/bits/stl_multiset.h: Likewise.
	* include/bits/unordered_set.h: Likewise.
	* include/bits/stl_bvector.h: Likewise.
	* testsuite/20_util/identity/value.cc: Remove
	* testsuite/20_util/identity/requirements/typedefs.cc: Likewise.
	* testsuite/20_util/identity/requirements/explicit_instantiation.cc:
	Likewise.

From-SVN: r162898
This commit is contained in:
Paolo Carlini 2010-08-05 07:34:08 +00:00 committed by Paolo Carlini
parent 36b86f4a54
commit 5f1fd3469f
36 changed files with 98 additions and 190 deletions
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40
libstdc++-v3/ChangeLog
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@ -1,3 +1,43 @@
2010-08-05 Paolo Carlini <paolo.carlini@oracle.com>
* include/bits/move.h (forward): Update to N3092.
(identity): Remove (US 92 is NAD).
* include/debug/set.h: Fix move constructor to simply use move.
* include/debug/unordered_map: Likewise.
* include/debug/multiset.h: Likewise.
* include/debug/vector: Likewise.
* include/debug/unordered_set: Likewise.
* include/debug/deque: Likewise.
* include/debug/map.h: Likewise.
* include/debug/string: Likewise.
* include/debug/list: Likewise.
* include/debug/multimap.h: Likewise.
* include/profile/set.h: Likewise.
* include/profile/unordered_map: Likewise.
* include/profile/multiset.h: Likewise.
* include/profile/unordered_set: Likewise.
* include/profile/vector: Likewise.
* include/profile/deque: Likewise.
* include/profile/map.h: Likewise.
* include/profile/list: Likewise.
* include/profile/multimap.h: Likewise.
* include/ext/vstring.h: Likewise.
* include/bits/stl_list.h: Likewise.
* include/bits/stl_map.h: Likewise.
* include/bits/stl_set.h: Likewise.
* include/bits/forward_list.h: Likewise.
* include/bits/stl_multimap.h: Likewise.
* include/bits/unordered_map.h: Likewise.
* include/bits/stl_vector.h: Likewise.
* include/bits/stl_deque.h: Likewise.
* include/bits/stl_multiset.h: Likewise.
* include/bits/unordered_set.h: Likewise.
* include/bits/stl_bvector.h: Likewise.
* testsuite/20_util/identity/value.cc: Remove
* testsuite/20_util/identity/requirements/typedefs.cc: Likewise.
* testsuite/20_util/identity/requirements/explicit_instantiation.cc:
Likewise.
2010-07-27 Paolo Carlini <paolo.carlini@oracle.com>
* acinclude.m4 ([GLIBCXX_COMPUTE_STDIO_INTEGER_CONSTANTS]): Fix

4
libstdc++-v3/include/bits/forward_list.h
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@ -452,7 +452,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
* @param al An allocator object.
*/
forward_list(forward_list&& __list, const _Alloc& __al)
: _Base(std::forward<_Base>(__list), __al)
: _Base(std::move(__list), __al)
{ }
/**
@ -523,7 +523,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
* %forward_list.
*/
forward_list(forward_list&& __list)
: _Base(std::forward<_Base>(__list)) { }
: _Base(std::move(__list)) { }
/**
* @brief Builds a %forward_list from an initializer_list

46
libstdc++-v3/include/bits/move.h
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@ -50,37 +50,17 @@ _GLIBCXX_END_NAMESPACE
#include <type_traits> // Brings in std::declval too.
_GLIBCXX_BEGIN_NAMESPACE(std)
/// identity
template<typename _Tp>
struct identity
{
typedef _Tp type;
};
/// forward (as per N2835)
/// Forward lvalues as rvalues.
template<typename _Tp>
inline typename enable_if<!is_lvalue_reference<_Tp>::value, _Tp&&>::type
forward(typename std::identity<_Tp>::type& __t)
{ return static_cast<_Tp&&>(__t); }
/// Forward rvalues as rvalues.
template<typename _Tp>
inline typename enable_if<!is_lvalue_reference<_Tp>::value, _Tp&&>::type
forward(typename std::identity<_Tp>::type&& __t)
{ return static_cast<_Tp&&>(__t); }
// Forward lvalues as lvalues.
template<typename _Tp>
inline typename enable_if<is_lvalue_reference<_Tp>::value, _Tp>::type
forward(typename std::identity<_Tp>::type __t)
{ return __t; }
// Prevent forwarding rvalues as const lvalues.
template<typename _Tp>
inline typename enable_if<is_lvalue_reference<_Tp>::value, _Tp>::type
forward(typename std::remove_reference<_Tp>::type&& __t) = delete;
/// forward
template<typename _Tp, typename _Up>
inline typename
enable_if<((std::is_convertible<
typename std::remove_reference<_Up>::type*,
typename std::remove_reference<_Tp>::type*>::value)
&& (!std::is_lvalue_reference<_Tp>::value
|| std::is_lvalue_reference<_Up>::value)), _Tp&&>::type
forward(_Up&& __u)
{ return static_cast<_Tp&&>(__u); }
/**
* @brief Move a value.
@ -109,10 +89,10 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
_GLIBCXX_END_NAMESPACE
#define _GLIBCXX_MOVE(_Tp) std::move(_Tp)
#define _GLIBCXX_MOVE(__val) std::move(__val)
#define _GLIBCXX_FORWARD(_Tp, __val) std::forward<_Tp>(__val)
#else
#define _GLIBCXX_MOVE(_Tp) (_Tp)
#define _GLIBCXX_MOVE(__val) (__val)
#define _GLIBCXX_FORWARD(_Tp, __val) (__val)
#endif

2
libstdc++-v3/include/bits/stl_bvector.h
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@ -528,7 +528,7 @@ template<typename _Alloc>
#ifdef __GXX_EXPERIMENTAL_CXX0X__
vector(vector&& __x)
: _Base(std::forward<_Base>(__x)) { }
: _Base(std::move(__x)) { }
vector(initializer_list<bool> __l,
const allocator_type& __a = allocator_type())

4
libstdc++-v3/include/bits/stl_deque.h
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@ -839,8 +839,8 @@ _GLIBCXX_BEGIN_NESTED_NAMESPACE(std, _GLIBCXX_STD_D)
* The newly-created %deque contains the exact contents of @a x.
* The contents of @a x are a valid, but unspecified %deque.
*/
deque(deque&& __x)
: _Base(std::forward<_Base>(__x)) { }
deque(deque&& __x)
: _Base(std::move(__x)) { }
/**
* @brief Builds a %deque from an initializer list.

2
libstdc++-v3/include/bits/stl_list.h
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@ -569,7 +569,7 @@ _GLIBCXX_BEGIN_NESTED_NAMESPACE(std, _GLIBCXX_STD_D)
* The contents of @a x are a valid, but unspecified %list.
*/
list(list&& __x)
: _Base(std::forward<_Base>(__x)) { }
: _Base(std::move(__x)) { }
/**
* @brief Builds a %list from an initializer_list

2
libstdc++-v3/include/bits/stl_map.h
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@ -179,7 +179,7 @@ _GLIBCXX_BEGIN_NESTED_NAMESPACE(std, _GLIBCXX_STD_D)
* The contents of @a x are a valid, but unspecified %map.
*/
map(map&& __x)
: _M_t(std::forward<_Rep_type>(__x._M_t)) { }
: _M_t(std::move(__x._M_t)) { }
/**
* @brief Builds a %map from an initializer_list.

2
libstdc++-v3/include/bits/stl_multimap.h
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@ -177,7 +177,7 @@ _GLIBCXX_BEGIN_NESTED_NAMESPACE(std, _GLIBCXX_STD_D)
* The contents of @a x are a valid, but unspecified %multimap.
*/
multimap(multimap&& __x)
: _M_t(std::forward<_Rep_type>(__x._M_t)) { }
: _M_t(std::move(__x._M_t)) { }
/**
* @brief Builds a %multimap from an initializer_list.

2
libstdc++-v3/include/bits/stl_multiset.h
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@ -190,7 +190,7 @@ _GLIBCXX_BEGIN_NESTED_NAMESPACE(std, _GLIBCXX_STD_D)
* The contents of @a x are a valid, but unspecified %multiset.
*/
multiset(multiset&& __x)
: _M_t(std::forward<_Rep_type>(__x._M_t)) { }
: _M_t(std::move(__x._M_t)) { }
/**
* @brief Builds a %multiset from an initializer_list.

2
libstdc++-v3/include/bits/stl_set.h
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@ -197,7 +197,7 @@ _GLIBCXX_BEGIN_NESTED_NAMESPACE(std, _GLIBCXX_STD_D)
* The contents of @a x are a valid, but unspecified %set.
*/
set(set&& __x)
: _M_t(std::forward<_Rep_type>(__x._M_t)) { }
: _M_t(std::move(__x._M_t)) { }
/**
* @brief Builds a %set from an initializer_list.

2
libstdc++-v3/include/bits/stl_vector.h
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@ -290,7 +290,7 @@ _GLIBCXX_BEGIN_NESTED_NAMESPACE(std, _GLIBCXX_STD_D)
* The contents of @a x are a valid, but unspecified %vector.
*/
vector(vector&& __x)
: _Base(std::forward<_Base>(__x)) { }
: _Base(std::move(__x)) { }
/**
* @brief Builds a %vector from an initializer list.

8
libstdc++-v3/include/bits/unordered_map.h
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@ -85,7 +85,7 @@ _GLIBCXX_BEGIN_NESTED_NAMESPACE(std, _GLIBCXX_STD_D)
__unordered_map(const __unordered_map& __x) = default;
__unordered_map(__unordered_map&& __x)
: _Base(std::forward<_Base>(__x)) { }
: _Base(std::move(__x)) { }
};
template<class _Key, class _Tp,
@ -142,7 +142,7 @@ _GLIBCXX_BEGIN_NESTED_NAMESPACE(std, _GLIBCXX_STD_D)
__unordered_multimap(const __unordered_multimap& __x) = default;
__unordered_multimap(__unordered_multimap&& __x)
: _Base(std::forward<_Base>(__x)) { }
: _Base(std::move(__x)) { }
};
template<class _Key, class _Tp, class _Hash, class _Pred, class _Alloc,
@ -253,7 +253,7 @@ _GLIBCXX_BEGIN_NESTED_NAMESPACE(std, _GLIBCXX_STD_D)
unordered_map(const unordered_map& __x) = default;
unordered_map(unordered_map&& __x)
: _Base(std::forward<_Base>(__x)) { }
: _Base(std::move(__x)) { }
unordered_map(initializer_list<value_type> __l,
size_type __n = 10,
@ -340,7 +340,7 @@ _GLIBCXX_BEGIN_NESTED_NAMESPACE(std, _GLIBCXX_STD_D)
unordered_multimap(const unordered_multimap& __x) = default;
unordered_multimap(unordered_multimap&& __x)
: _Base(std::forward<_Base>(__x)) { }
: _Base(std::move(__x)) { }
unordered_multimap(initializer_list<value_type> __l,
size_type __n = 10,

8
libstdc++-v3/include/bits/unordered_set.h
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@ -85,7 +85,7 @@ _GLIBCXX_BEGIN_NESTED_NAMESPACE(std, _GLIBCXX_STD_D)
__unordered_set(const __unordered_set& __x) = default;
__unordered_set(__unordered_set&& __x)
: _Base(std::forward<_Base>(__x)) { }
: _Base(std::move(__x)) { }
};
template<class _Value,
@ -140,7 +140,7 @@ _GLIBCXX_BEGIN_NESTED_NAMESPACE(std, _GLIBCXX_STD_D)
__unordered_multiset(const __unordered_multiset& __x) = default;
__unordered_multiset(__unordered_multiset&& __x)
: _Base(std::forward<_Base>(__x)) { }
: _Base(std::move(__x)) { }
};
template<class _Value, class _Hash, class _Pred, class _Alloc,
@ -246,7 +246,7 @@ _GLIBCXX_BEGIN_NESTED_NAMESPACE(std, _GLIBCXX_STD_D)
unordered_set(const unordered_set& __x) = default;
unordered_set(unordered_set&& __x)
: _Base(std::forward<_Base>(__x)) { }
: _Base(std::move(__x)) { }
unordered_set(initializer_list<value_type> __l,
size_type __n = 10,
@ -330,7 +330,7 @@ _GLIBCXX_BEGIN_NESTED_NAMESPACE(std, _GLIBCXX_STD_D)
unordered_multiset(const unordered_multiset& __x) = default;
unordered_multiset(unordered_multiset&& __x)
: _Base(std::forward<_Base>(__x)) { }
: _Base(std::move(__x)) { }
unordered_multiset(initializer_list<value_type> __l,
size_type __n = 10,

2
libstdc++-v3/include/debug/deque
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@ -100,7 +100,7 @@ namespace __debug
#ifdef __GXX_EXPERIMENTAL_CXX0X__
deque(deque&& __x)
: _Base(std::forward<deque>(__x)), _Safe_base()
: _Base(std::move(__x)), _Safe_base()
{ this->_M_swap(__x); }
deque(initializer_list<value_type> __l,

2
libstdc++-v3/include/debug/list
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@ -101,7 +101,7 @@ namespace __debug
#ifdef __GXX_EXPERIMENTAL_CXX0X__
list(list&& __x)
: _Base(std::forward<list>(__x)), _Safe_base()
: _Base(std::move(__x)), _Safe_base()
{ this->_M_swap(__x); }
list(initializer_list<value_type> __l,

2
libstdc++-v3/include/debug/map.h
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@ -92,7 +92,7 @@ namespace __debug
#ifdef __GXX_EXPERIMENTAL_CXX0X__
map(map&& __x)
: _Base(std::forward<map>(__x)), _Safe_base()
: _Base(std::move(__x)), _Safe_base()
{ this->_M_swap(__x); }
map(initializer_list<value_type> __l,

2
libstdc++-v3/include/debug/multimap.h
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@ -93,7 +93,7 @@ namespace __debug
#ifdef __GXX_EXPERIMENTAL_CXX0X__
multimap(multimap&& __x)
: _Base(std::forward<multimap>(__x)), _Safe_base()
: _Base(std::move(__x)), _Safe_base()
{ this->_M_swap(__x); }
multimap(initializer_list<value_type> __l,

2
libstdc++-v3/include/debug/multiset.h
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@ -90,7 +90,7 @@ namespace __debug
#ifdef __GXX_EXPERIMENTAL_CXX0X__
multiset(multiset&& __x)
: _Base(std::forward<multiset>(__x)), _Safe_base()
: _Base(std::move(__x)), _Safe_base()
{ this->_M_swap(__x); }
multiset(initializer_list<value_type> __l,

2
libstdc++-v3/include/debug/set.h
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@ -90,7 +90,7 @@ namespace __debug
#ifdef __GXX_EXPERIMENTAL_CXX0X__
set(set&& __x)
: _Base(std::forward<set>(__x)), _Safe_base()
: _Base(std::move(__x)), _Safe_base()
{ this->_M_swap(__x); }
set(initializer_list<value_type> __l,

6
libstdc++-v3/include/debug/string
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@ -113,7 +113,7 @@ namespace __gnu_debug
#ifdef __GXX_EXPERIMENTAL_CXX0X__
basic_string(basic_string&& __str)
: _Base(std::forward<_Base>(__str))
: _Base(std::move(__str))
{ }
basic_string(std::initializer_list<_CharT> __l,
@ -153,7 +153,7 @@ namespace __gnu_debug
basic_string&
operator=(basic_string&& __str)
{
*static_cast<_Base*>(this) = std::forward<_Base>(__str);
*static_cast<_Base*>(this) = std::move(__str);
this->_M_invalidate_all();
return *this;
}
@ -376,7 +376,7 @@ namespace __gnu_debug
basic_string&
assign(basic_string&& __x)
{
_Base::assign(std::forward<_Base>(__x));
_Base::assign(std::move(__x));
this->_M_invalidate_all();
return *this;
}

4
libstdc++-v3/include/debug/unordered_map
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@ -93,7 +93,7 @@ namespace __debug
: _Base(__x), _Safe_base() { }
unordered_map(unordered_map&& __x)
: _Base(std::forward<unordered_map>(__x)), _Safe_base() { }
: _Base(std::move(__x)), _Safe_base() { }
unordered_map(initializer_list<value_type> __l,
size_type __n = 10,
@ -352,7 +352,7 @@ namespace __debug
: _Base(__x), _Safe_base() { }
unordered_multimap(unordered_multimap&& __x)
: _Base(std::forward<unordered_multimap>(__x)), _Safe_base() { }
: _Base(std::move(__x)), _Safe_base() { }
unordered_multimap(initializer_list<value_type> __l,
size_type __n = 10,

4
libstdc++-v3/include/debug/unordered_set
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@ -93,7 +93,7 @@ namespace __debug
: _Base(__x), _Safe_base() { }
unordered_set(unordered_set&& __x)
: _Base(std::forward<unordered_set>(__x)), _Safe_base() { }
: _Base(std::move(__x)), _Safe_base() { }
unordered_set(initializer_list<value_type> __l,
size_type __n = 10,
@ -348,7 +348,7 @@ namespace __debug
: _Base(__x), _Safe_base() { }
unordered_multiset(unordered_multiset&& __x)
: _Base(std::forward<unordered_multiset>(__x)), _Safe_base() { }
: _Base(std::move(__x)), _Safe_base() { }
unordered_multiset(initializer_list<value_type> __l,
size_type __n = 10,

2
libstdc++-v3/include/debug/vector
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@ -108,7 +108,7 @@ namespace __debug
#ifdef __GXX_EXPERIMENTAL_CXX0X__
vector(vector&& __x)
: _Base(std::forward<vector>(__x)), _Safe_base(),
: _Base(std::move(__x)), _Safe_base(),
_M_guaranteed_capacity(this->size())
{
this->_M_swap(__x);

2
libstdc++-v3/include/ext/vstring.h
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@ -155,7 +155,7 @@ _GLIBCXX_BEGIN_NAMESPACE(__gnu_cxx)
* string.
*/
__versa_string(__versa_string&& __str)
: __vstring_base(std::forward<__vstring_base>(__str)) { }
: __vstring_base(std::move(__str)) { }
/**
* @brief Construct string from an initializer list.

2
libstdc++-v3/include/profile/deque
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@ -93,7 +93,7 @@ namespace __profile
#ifdef __GXX_EXPERIMENTAL_CXX0X__
deque(deque&& __x)
: _Base(std::forward<deque>(__x))
: _Base(std::move(__x))
{ }
deque(initializer_list<value_type> __l,

2
libstdc++-v3/include/profile/list
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@ -124,7 +124,7 @@ template<typename _Tp, typename _Allocator = std::allocator<_Tp> >
#ifdef __GXX_EXPERIMENTAL_CXX0X__
list(list&& __x)
: _Base(std::forward<list>(__x))
: _Base(std::move(__x))
{
__profcxx_list_construct(this);
__profcxx_list_construct2(this);

2
libstdc++-v3/include/profile/map.h
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@ -94,7 +94,7 @@ namespace __profile
#ifdef __GXX_EXPERIMENTAL_CXX0X__
map(map&& __x)
: _Base(std::forward<map>(__x))
: _Base(std::move(__x))
{ }
map(initializer_list<value_type> __l,

2
libstdc++-v3/include/profile/multimap.h
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@ -84,7 +84,7 @@ namespace __profile
#ifdef __GXX_EXPERIMENTAL_CXX0X__
multimap(multimap&& __x)
: _Base(std::forward<multimap>(__x))
: _Base(std::move(__x))
{ }
multimap(initializer_list<value_type> __l,

2
libstdc++-v3/include/profile/multiset.h
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@ -82,7 +82,7 @@ namespace __profile
#ifdef __GXX_EXPERIMENTAL_CXX0X__
multiset(multiset&& __x)
: _Base(std::forward<multiset>(__x))
: _Base(std::move(__x))
{ }
multiset(initializer_list<value_type> __l,

2
libstdc++-v3/include/profile/set.h
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@ -82,7 +82,7 @@ namespace __profile
#ifdef __GXX_EXPERIMENTAL_CXX0X__
set(set&& __x)
: _Base(std::forward<set>(__x))
: _Base(std::move(__x))
{ }
set(initializer_list<value_type> __l,

4
libstdc++-v3/include/profile/unordered_map
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@ -104,7 +104,7 @@ namespace __profile
}
unordered_map(unordered_map&& __x)
: _Base(std::forward<_Base>(__x))
: _Base(std::move(__x))
{
__profcxx_hashtable_construct(this, _Base::bucket_count());
__profcxx_hashtable_construct2(this);
@ -339,7 +339,7 @@ namespace __profile
}
unordered_multimap(unordered_multimap&& __x)
: _Base(std::forward<_Base>(__x))
: _Base(std::move(__x))
{
__profcxx_hashtable_construct(this, _Base::bucket_count());
}

4
libstdc++-v3/include/profile/unordered_set
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@ -103,7 +103,7 @@ namespace __profile
}
unordered_set(unordered_set&& __x)
: _Base(std::forward<_Base>(__x))
: _Base(std::move(__x))
{
__profcxx_hashtable_construct(this, _Base::bucket_count());
__profcxx_hashtable_construct2(this);
@ -328,7 +328,7 @@ namespace __profile
}
unordered_multiset(unordered_multiset&& __x)
: _Base(std::forward<_Base>(__x))
: _Base(std::move(__x))
{
__profcxx_hashtable_construct(this, _Base::bucket_count());
}

2
libstdc++-v3/include/profile/vector
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@ -137,7 +137,7 @@ namespace __profile
#ifdef __GXX_EXPERIMENTAL_CXX0X__
vector(vector&& __x)
: _Base(std::forward<vector>(__x))
: _Base(std::move(__x))
{
__profcxx_vector_construct(this, this->capacity());
__profcxx_vector_construct2(this);

32
libstdc++-v3/testsuite/20_util/identity/requirements/explicit_instantiation.cc
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@ -1,32 +0,0 @@
// { dg-options "-std=gnu++0x" }
// { dg-do compile }
// 2007-07-10 Paolo Carlini <pcarlini@suse.de>
// Copyright (C) 2007, 2009 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
// NB: This file is for testing utility with NO OTHER INCLUDES.
#include <utility>
namespace std
{
typedef short test_type;
template struct decay<test_type>;
}

33
libstdc++-v3/testsuite/20_util/identity/requirements/typedefs.cc
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@ -1,33 +0,0 @@
// { dg-options "-std=gnu++0x" }
// 2007-07-10 Paolo Carlini <pcarlini@suse.de>
//
// Copyright (C) 2007, 2009 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
//
// NB: This file is for testing utility with NO OTHER INCLUDES.
#include <utility>
// { dg-do compile }
void test01()
{
// Check for required typedefs
typedef std::identity<int> test_type;
typedef test_type::type type;
}

47
libstdc++-v3/testsuite/20_util/identity/value.cc
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@ -1,47 +0,0 @@
// { dg-options "-std=gnu++0x" }
// 2007-07-10 Paolo Carlini <pcarlini@suse.de>
//
// Copyright (C) 2007, 2009 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
#include <utility>
#include <testsuite_hooks.h>
#include <testsuite_tr1.h>
void test01()
{
bool test __attribute__((unused)) = true;
using std::identity;
using std::is_same;
using namespace __gnu_test;
VERIFY( (is_same<identity<int>::type, int>::value) );
VERIFY( (is_same<identity<int&>::type, int&>::value) );
VERIFY( (is_same<identity<int&&>::type, int&&>::value) );
VERIFY( (is_same<identity<int*>::type, int*>::value) );
VERIFY( (is_same<identity<ClassType&&>::type, ClassType&&>::value) );
VERIFY( (is_same<identity<ClassType>::type, ClassType>::value) );
VERIFY( (is_same<identity<int(int)>::type, int(int)>::value) );
VERIFY( (is_same<identity<void>::type, void>::value) );
VERIFY( (is_same<identity<const void>::type, const void>::value) );
}
int main()
{
test01();
return 0;
}