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cmath: Revert fix for libstdc++/58625... 

2015-08-19  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/c_global/cmath: Revert fix for libstdc++/58625, no
	longer necessary (__builtin_signbit is now type-generic).

From-SVN: r227006
This commit is contained in:
Paolo Carlini 2015-08-19 13:17:51 +00:00 committed by Paolo Carlini
parent a3957742f3
commit 157177af99
2 changed files with 8 additions and 3 deletions
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5
libstdc++-v3/ChangeLog
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@ -1,3 +1,8 @@
2015-08-19 Paolo Carlini <paolo.carlini@oracle.com>
* include/c_global/cmath: Revert fix for libstdc++/58625, no
longer necessary (__builtin_signbit is now type-generic).
2015-08-18 Jonathan Wakely <jwakely@redhat.com>
PR c++/67216

6
libstdc++-v3/include/c_global/cmath
View File

@ -650,10 +650,10 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
isnormal(_Tp __x)
{ return __x != 0 ? true : false; }
// The front-end doesn't provide a type generic builtin (libstdc++/58625).
// Note: c++/36757 is fixed, __builtin_signbit is type-generic.
constexpr bool
signbit(float __x)
{ return __builtin_signbitf(__x); }
{ return __builtin_signbit(__x); }
constexpr bool
signbit(double __x)
@ -661,7 +661,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
constexpr bool
signbit(long double __x)
{ return __builtin_signbitl(__x); }
{ return __builtin_signbit(__x); }
template<typename _Tp>
constexpr typename __gnu_cxx::__enable_if<__is_integer<_Tp>::__value,