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[libc++] Fix GCC 7.2.0 macro redefinition warning

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The warning happens when LIBCXX_ENABLE_EXCEPTIONS cmake option is not set,
and it fires every time __config is included, 33 in total.

Patch by Jason Lovett
Reviewed as https://reviews.llvm.org/D49997

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@338531 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Louis Dionne 2018-08-01 13:13:14 +00:00
parent 80f0ca024a
commit f7410f4f85
1 changed files with 1 additions and 1 deletions
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2
include/__config
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@ -510,7 +510,7 @@ namespace std {
#define _LIBCPP_HAS_IS_BASE_OF
#endif
#if !__EXCEPTIONS
#if !__EXCEPTIONS && !defined(_LIBCPP_NO_EXCEPTIONS)
#define _LIBCPP_NO_EXCEPTIONS
#endif