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check for clang version to disable warning

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wmayer
2017-10-20 16:21:55 +02:00
parent 489c8c9aef
commit af64ffcaf5
1 changed files with 12 additions and 1 deletions
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13
CMakeLists.txt
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@@ -106,7 +106,18 @@ endif(CMAKE_COMPILER_IS_GNUCXX OR CMAKE_COMPILER_IS_CLANGXX)
if(CMAKE_COMPILER_IS_CLANGXX)
# Disable warning about potentially uninstantiated static members
# because it leads to a lot of false-positives.
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-undefined-var-template")
#
# https://en.wikipedia.org/wiki/Xcode#Latest_versions
if (APPLE)
if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 8.0)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-undefined-var-template")
endif()
elseif (UNIX)
if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 3.9)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-undefined-var-template")
endif()
endif()
# older boost.preprocessor turn off variadics for clang
add_definitions(-DBOOST_PP_VARIADICS=1)
message(STATUS "Force BOOST_PP_VARIADICS=1 for clang")