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Check for _MSC_VER before defining _LIBCPP_MSVCRT

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Some targets (e.g. Darwin) might have the Win32 API available, but they
do not use MSVC CRT. Assume _LIBCPP_MSVCRT only when _MSC_VER is available
and __MINGW32__ isn't defined.

Differential Revision: https://reviews.llvm.org/D34588

rdar://problem/32628786

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@308225 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bruno Cardoso Lopes
2017-07-17 21:52:31 +00:00
parent 7afe61ad1d
commit da4047d838
1 changed files with 3 additions and 2 deletions
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5
include/__config
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@@ -229,8 +229,9 @@
# define _LIBCPP_SHORT_WCHAR 1
// Both MinGW and native MSVC provide a "MSVC"-like enviroment
# define _LIBCPP_MSVCRT_LIKE
// If mingw not explicitly detected, assume using MS C runtime only.
# ifndef __MINGW32__
// If mingw not explicitly detected, assume using MS C runtime only if
// a MS compatibility version is specified.
# if defined(_MSC_VER) && !defined(__MINGW32__)
# define _LIBCPP_MSVCRT // Using Microsoft's C Runtime library
# endif
# if (defined(_M_AMD64) || defined(__x86_64__)) || (defined(_M_ARM) || defined(__arm__))