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Features: Use -std=c++17 for C++ 17 on Clang 5.0+

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Clang 5.0 added support for the `-std=c++17` flag.
This commit is contained in:
Brad King
2018-03-26 14:23:41 -04:00
parent 0bc3e5788a
commit 1b328e09a3
1 changed files with 4 additions and 1 deletions
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Modules/Compiler/Clang-CXX.cmake
+4 -1
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@@ -32,7 +32,10 @@ if(NOT "x${CMAKE_CXX_SIMULATE_ID}" STREQUAL "xMSVC")
set(CMAKE_CXX14_EXTENSION_COMPILE_OPTION "-std=gnu++1y")
endif()
if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 3.5)
if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0)
set(CMAKE_CXX17_STANDARD_COMPILE_OPTION "-std=c++17")
set(CMAKE_CXX17_EXTENSION_COMPILE_OPTION "-std=gnu++17")
elseif (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 3.5)
set(CMAKE_CXX17_STANDARD_COMPILE_OPTION "-std=c++1z")
set(CMAKE_CXX17_EXTENSION_COMPILE_OPTION "-std=gnu++1z")
endif()