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[Bug libstdc++/50880] __complex_acosh() picks wrong complex branch
- From: "paolo.carlini at oracle dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 02 Nov 2011 12:44:06 +0000
- Subject: [Bug libstdc++/50880] __complex_acosh() picks wrong complex branch
- Auto-submitted: auto-generated
- References: <bug-50880-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50880
--- Comment #16 from Paolo Carlini <paolo.carlini at oracle dot com> 2011-11-02 12:44:06 UTC ---
Well, I guess this would be most of it:
template<typename _Tp>
std::complex<_Tp>
__complex_acosh(const std::complex<_Tp>& __z)
{
return _Tp(2.0) * std::log(std::sqrt(_Tp(0.5) * (__z + _Tp(1.0)))
+ std::sqrt(_Tp(0.5) * (__z - _Tp(1.0))));
}