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Enable -fstack-protector-strong flag only for GCC >= 4.9 and Clang

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Janek Bevendorff 2017-03-10 18:09:46 +01:00
parent 7851d3d987
commit 34f037be92
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1 changed files with 7 additions and 1 deletions
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8
CMakeLists.txt
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@ -68,12 +68,18 @@ endmacro(add_gcc_compiler_flags)
add_definitions(-DQT_NO_EXCEPTIONS -DQT_STRICT_ITERATORS -DQT_NO_CAST_TO_ASCII)
add_gcc_compiler_flags("-fno-common -fstack-protector-strong --param=ssp-buffer-size=4")
add_gcc_compiler_flags("-fno-common")
add_gcc_compiler_flags("-Wall -Wextra -Wundef -Wpointer-arith -Wno-long-long")
add_gcc_compiler_flags("-Wformat=2 -Wmissing-format-attribute")
add_gcc_compiler_flags("-fvisibility=hidden")
add_gcc_compiler_cxxflags("-fvisibility-inlines-hidden")
if((CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER 4.8.999) OR CMAKE_COMPILER_IS_CLANGXX)
add_gcc_compiler_flags("-fstack-protector-strong")
else()
add_gcc_compiler_flags("-fstack-protector --param=ssp-buffer-size=4")
endif()
add_gcc_compiler_cxxflags("-fno-exceptions -fno-rtti")
add_gcc_compiler_cxxflags("-Wnon-virtual-dtor -Wold-style-cast -Woverloaded-virtual")
add_gcc_compiler_cflags("-Wchar-subscripts -Wwrite-strings")