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CMakeLists.txt:

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Use CMAKE_CXX_STANDARD to specify c++11 compile flags instead of
  hardcoding -std=c++11 since that causes issues with C files,
  specifically with clang [9.0]
This commit is contained in:
Eric Womer 2019-12-28 13:20:13 -05:00
parent 13ab43f5e2
commit 62170b3d06
1 changed files with 4 additions and 2 deletions
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6
neo/CMakeLists.txt
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@ -93,9 +93,11 @@ if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_C_COMPILER_ID STREQUAL "Clang")
CHECK_CXX_COMPILER_FLAG("-std=c++11" COMPILER_SUPPORTS_CXX11)
CHECK_CXX_COMPILER_FLAG("-std=c++0x" COMPILER_SUPPORTS_CXX0X)
if(COMPILER_SUPPORTS_CXX11)
add_definitions(-std=c++11)
set(CMAKE_CXX_STANDARD 11)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
elseif(COMPILER_SUPPORTS_CXX0X)
add_definitions(-std=c++0x)
set(CMAKE_CXX_STANDARD 0x)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
else()
message(FATAL_ERROR "The compiler ${CMAKE_CXX_COMPILER} has no C++11 support. Please use a different C++ compiler.")
endif()