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cmake: Regroup compilation flags together

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This commit is contained in:
Florent Castelli 2017-01-25 05:33:36 +01:00
parent ff4ef08745
commit c48617008d
1 changed files with 7 additions and 9 deletions
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16
CMakeLists.txt
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@ -222,21 +222,19 @@ if(NOT MSVC)
check_and_add_flag(MISSING_DECLARATIONS -Wmissing-declarations) check_and_add_flag(MISSING_DECLARATIONS -Wmissing-declarations)
check_and_add_flag(MISSING_VARIABLE_DECLARATIONS -Wmissing-variable-declarations) check_and_add_flag(MISSING_VARIABLE_DECLARATIONS -Wmissing-variable-declarations)
# gcc uses some optimizations which might break stuff without this flag
check_and_add_flag(NO_STRICT_ALIASING -fno-strict-aliasing)
check_and_add_flag(NO_EXCEPTIONS -fno-exceptions)
check_and_add_flag(VISIBILITY_INLINES_HIDDEN -fvisibility-inlines-hidden)
check_and_add_flag(VISIBILITY_HIDDEN -fvisibility=hidden)
check_c_compiler_flag(-fomit-frame-pointer FLAG_C_FOMIT_FRAME_POINTER) check_c_compiler_flag(-fomit-frame-pointer FLAG_C_FOMIT_FRAME_POINTER)
if(FLAG_C_FOMIT_FRAME_POINTER) if(FLAG_C_FOMIT_FRAME_POINTER)
add_compile_options($<$<CONFIG:Release>:-fomit-frame-pointer>) add_compile_options($<$<CONFIG:Release>:-fomit-frame-pointer>)
endif() endif()
endif(NOT MSVC) endif(NOT MSVC)
# gcc uses some optimizations which might break stuff without this flag
add_definitions(-fno-strict-aliasing -fno-exceptions)
check_and_add_flag(VISIBILITY_INLINES_HIDDEN -fvisibility-inlines-hidden)
if(UNIX AND NOT APPLE)
check_and_add_flag(VISIBILITY_HIDDEN -fvisibility=hidden)
endif()
if(ENABLE_LTO) if(ENABLE_LTO)
check_and_add_flag(LTO -flto) check_and_add_flag(LTO -flto)
if(CMAKE_CXX_COMPILER_ID STREQUAL GNU) if(CMAKE_CXX_COMPILER_ID STREQUAL GNU)