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feat(build): enable UBsan by default when using GCC and Clang

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superp00t 2024-07-21 17:12:14 -04:00
parent b5902f5230
commit d9b4b75236
1 changed files with 13 additions and 2 deletions
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15
CMakeLists.txt
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@ -28,9 +28,20 @@ set(CMAKE_BUILD_TYPE Debug)
include(lib/system/cmake/system.cmake)
# Some templates abuse offsetof
if(WHOA_SYSTEM_LINUX OR WHOA_SYSTEM_MAC)
# Compiler options
if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang" or CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
# Some templates abuse offsetof
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-invalid-offsetof")
if(CMAKE_BUILD_TYPE STREQUAL "Debug" AND NOT DEFINED WHOA_ALLOW_UNDEFINED_BEHAVIOR)
# Enable UBsan
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=undefined")
# Allow strange alignments
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-sanitize=alignment")
else()
# Disable UBsan completely
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-sanitize=undefined")
endif()
endif()
# OS defines