diff options
author | Michal Gorny <mgorny@gentoo.org> | 2018-12-11 15:39:22 +0000 |
---|---|---|
committer | Michal Gorny <mgorny@gentoo.org> | 2018-12-11 15:39:22 +0000 |
commit | f41a2feaaaf9082f2713299d53b9232aff0b64ea (patch) | |
tree | e7d5e675012b14b68e9d3dbd03e966ebcfae9b84 /openmp | |
parent | efdf23fb3b73f57cd6f832e69494064a00acabdd (diff) |
[cmake] Use -std=gnu++11 to fix alloca() on NetBSD
Prefer using '-std=gnu++11' over '-std=c++11' when available, as NetBSD
exposes the correct alloca() implementation only with gnu* C/C++
standards.
Differential Revision: https://reviews.llvm.org/D55477
Diffstat (limited to 'openmp')
-rw-r--r-- | openmp/cmake/HandleOpenMPOptions.cmake | 5 | ||||
-rw-r--r-- | openmp/cmake/config-ix.cmake | 3 |
2 files changed, 6 insertions, 2 deletions
diff --git a/openmp/cmake/HandleOpenMPOptions.cmake b/openmp/cmake/HandleOpenMPOptions.cmake index 5e5215d3b17..97b616ef2f1 100644 --- a/openmp/cmake/HandleOpenMPOptions.cmake +++ b/openmp/cmake/HandleOpenMPOptions.cmake @@ -13,4 +13,7 @@ if (${OPENMP_ENABLE_WERROR}) append_if(OPENMP_HAVE_WERROR_FLAG "-Werror" CMAKE_C_FLAGS CMAKE_CXX_FLAGS) endif() -append_if(OPENMP_HAVE_STD_CPP11_FLAG "-std=c++11" CMAKE_CXX_FLAGS)
\ No newline at end of file +append_if(OPENMP_HAVE_STD_GNUPP11_FLAG "-std=gnu++11" CMAKE_CXX_FLAGS) +if (NOT OPENMP_HAVE_STD_GNUPP11_FLAG) + append_if(OPENMP_HAVE_STD_CPP11_FLAG "-std=c++11" CMAKE_CXX_FLAGS) +endif() diff --git a/openmp/cmake/config-ix.cmake b/openmp/cmake/config-ix.cmake index 912cbd07ba2..13eace9831b 100644 --- a/openmp/cmake/config-ix.cmake +++ b/openmp/cmake/config-ix.cmake @@ -3,4 +3,5 @@ include(CheckCXXCompilerFlag) check_c_compiler_flag(-Werror OPENMP_HAVE_WERROR_FLAG) -check_cxx_compiler_flag(-std=c++11 OPENMP_HAVE_STD_CPP11_FLAG)
\ No newline at end of file +check_cxx_compiler_flag(-std=gnu++11 OPENMP_HAVE_STD_GNUPP11_FLAG) +check_cxx_compiler_flag(-std=c++11 OPENMP_HAVE_STD_CPP11_FLAG) |