math: pull more C functions from std

The newer ucrt version provides the gamma meth routines.  Includede them
when building the library.

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@294902 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Saleem Abdulrasool
2017-02-12 17:37:45 +00:00
parent 0849d28af1
commit be3d93ca48

View File

@@ -1017,7 +1017,7 @@ copysign(_A1 __lcpp_x, _A2 __lcpp_y) _NOEXCEPT
return ::copysign((__result_type)__lcpp_x, (__result_type)__lcpp_y);
}
#ifndef _LIBCPP_MSVCRT
#if !defined(_LIBCPP_MSVCRT) || ((_VC_CRT_MAJOR_VERSION-0) >= 14)
// erf
@@ -1401,7 +1401,7 @@ inline _LIBCPP_INLINE_VISIBILITY
typename std::enable_if<std::is_integral<_A1>::value, double>::type
trunc(_A1 __lcpp_x) _NOEXCEPT {return ::trunc((double)__lcpp_x);}
#endif // !_LIBCPP_MSVCRT
#endif // !defined(_LIBCPP_MSVCRT) || ((_VC_CRT_MAJOR_VERSION-0) >= 14)
} // extern "C++"