tree b76a41e55dd25ac68cb884c77cb5c3355f1d8ccc
parent b7fd0be37076c8fe5a26a5850580426bcd4c0740
author Saleem Abdulrasool <compnerd@compnerd.org> 1487372922 +0000
committer Saleem Abdulrasool <compnerd@compnerd.org> 1487372922 +0000

cmath: Use c99 math on a new enough msvcrt

MSVCRT 14+ supports the C99 math routines that we need.  Use them
accordingly.

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@295509 91177308-0d34-0410-b5e6-96231b3b80d8