llvm-capstone/openmp/cmake/HandleOpenMPOptions.cmake
Michal Gorny e9d4267277 [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

llvm-svn: 348854
2018-12-11 15:39:22 +00:00

20 lines
586 B
CMake

if (${OPENMP_STANDALONE_BUILD})
# From HandleLLVMOptions.cmake
function(append_if condition value)
if (${condition})
foreach(variable ${ARGN})
set(${variable} "${${variable}} ${value}" PARENT_SCOPE)
endforeach(variable)
endif()
endfunction()
endif()
if (${OPENMP_ENABLE_WERROR})
append_if(OPENMP_HAVE_WERROR_FLAG "-Werror" CMAKE_C_FLAGS CMAKE_CXX_FLAGS)
endif()
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()