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base.h (_Less): Use std::less.

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2010-03-22  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/parallel/base.h (_Less): Use std::less.
	(_Plus): Likewise use std::plus.
	(_Multiplies): Likewise use std::multiplies.
	* include/parallel/numeric: Adjust.

From-SVN: r157622
This commit is contained in:
Paolo Carlini 2010-03-22 12:18:46 +00:00 • committed by Paolo Carlini
parent be36dd859d
commit 2305a1e82e
3 changed files with 25 additions and 41 deletions
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7
libstdc++-v3/ChangeLog
View file

@ -1,3 +1,10 @@
2010-03-22 Paolo Carlini <paolo.carlini@oracle.com>
* include/parallel/base.h (_Less): Use std::less.
(_Plus): Likewise use std::plus.
(_Multiplies): Likewise use std::multiplies.
* include/parallel/numeric: Adjust.
2010-03-19 Paolo Carlini <paolo.carlini@oracle.com>
* testsuite/17_intro/freestanding.cc: Avoid -Wall warnings.

55
libstdc++-v3/include/parallel/base.h
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@ -262,63 +262,40 @@ namespace __gnu_parallel
// Partial specialization for one type. Same as std::less.
template<typename _Tp>
struct _Less<_Tp, _Tp> : public std::binary_function<_Tp, _Tp, bool>
{
bool
operator()(const _Tp& __x, const _Tp& __y) const
{ return __x < __y; }
};
struct _Less<_Tp, _Tp>
: public std::less<_Tp> { };
/** @brief Similar to std::plus, but allows two different types. */
template<typename _Tp1, typename _Tp2>
struct _Plus : public std::binary_function<_Tp1, _Tp2, _Tp1>
template<typename _Tp1, typename _Tp2, typename _Result
= __typeof__(*static_cast<_Tp1*>(NULL)
+ *static_cast<_Tp2*>(NULL))>
struct _Plus : public std::binary_function<_Tp1, _Tp2, _Result>
{
typedef __typeof__(*static_cast<_Tp1*>(NULL)
+ *static_cast<_Tp2*>(NULL)) __result;
__result
_Result
operator()(const _Tp1& __x, const _Tp2& __y) const
{ return __x + __y; }
};
// Partial specialization for one type. Same as std::plus.
template<typename _Tp>
struct _Plus<_Tp, _Tp> : public std::binary_function<_Tp, _Tp, _Tp>
{
typedef __typeof__(*static_cast<_Tp*>(NULL)
+ *static_cast<_Tp*>(NULL)) __result;
__result
operator()(const _Tp& __x, const _Tp& __y) const
{ return __x + __y; }
};
struct _Plus<_Tp, _Tp, _Tp>
: public std::plus<_Tp> { };
/** @brief Similar to std::multiplies, but allows two different types. */
template<typename _Tp1, typename _Tp2>
struct _Multiplies : public std::binary_function<_Tp1, _Tp2, _Tp1>
template<typename _Tp1, typename _Tp2, typename _Result
= __typeof__(*static_cast<_Tp1*>(NULL)
* *static_cast<_Tp2*>(NULL))>
struct _Multiplies : public std::binary_function<_Tp1, _Tp2, _Result>
{
typedef __typeof__(*static_cast<_Tp1*>(NULL)
* *static_cast<_Tp2*>(NULL)) __result;
__result
_Result
operator()(const _Tp1& __x, const _Tp2& __y) const
{ return __x * __y; }
};
// Partial specialization for one type. Same as std::multiplies.
template<typename _Tp>
struct _Multiplies<_Tp, _Tp> : public std::binary_function<_Tp, _Tp, _Tp>
{
typedef __typeof__(*static_cast<_Tp*>(NULL)
* *static_cast<_Tp*>(NULL)) __result;
__result
operator()(const _Tp& __x, const _Tp& __y) const
{ return __x * __y; }
};
struct _Multiplies<_Tp, _Tp, _Tp>
: public std::multiplies<_Tp> { };
template<typename _Tp, typename _DifferenceTp>
class _PseudoSequence;

4
libstdc++-v3/include/parallel/numeric
View file

@ -281,7 +281,7 @@ namespace __parallel
typedef typename _TraitsType2::value_type _ValueType2;
typedef typename
__gnu_parallel::_Multiplies<_ValueType1, _ValueType2>::__result
__gnu_parallel::_Multiplies<_ValueType1, _ValueType2>::result_type
_MultipliesResultType;
return inner_product(__first1, __last1, __first2, __init,
__gnu_parallel::_Plus<_Tp, _MultipliesResultType>(),
@ -301,7 +301,7 @@ namespace __parallel
typedef typename _TraitsType2::value_type _ValueType2;
typedef typename
__gnu_parallel::_Multiplies<_ValueType1, _ValueType2>::__result
__gnu_parallel::_Multiplies<_ValueType1, _ValueType2>::result_type
_MultipliesResultType;
return inner_product(__first1, __last1, __first2, __init,
__gnu_parallel::_Plus<_Tp, _MultipliesResultType>(),