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set(ASAN_FLAG "-fsanitize=address")
set(ASAN_C_FLAGS "-O1 -g ${ASAN_FLAG} -fsanitize-address-use-after-scope -fno-omit-frame-pointer -fno-optimize-sibling-calls")
set(ASAN_CXX_FLAGS ${ASAN_C_FLAGS})
get_property(ASAN_LANGUAGES GLOBAL PROPERTY ENABLED_LANGUAGES)
foreach(lang ${ASAN_LANGUAGES})
set(ASAN_${lang}_LANG_ENABLED 1)
endforeach()
if(ASAN_C_LANG_ENABLED)
include(CheckCCompilerFlag)
set(CMAKE_REQUIRED_LINK_OPTIONS ${ASAN_FLAG})
check_c_compiler_flag(${ASAN_FLAG} ASAN_C_FLAG_SUPPORTED)
if(NOT ASAN_C_FLAG_SUPPORTED)
message(STATUS "Asan flags are not supported by the C compiler.")
else()
if(NOT CMAKE_C_FLAGS_ASAN)
set(CMAKE_C_FLAGS_ASAN ${ASAN_C_FLAGS} CACHE STRING "Flags used by the C compiler during ASAN builds." FORCE)
endif()
endif()
unset(CMAKE_REQUIRED_LINK_OPTIONS)
endif()
if(ASAN_CXX_LANG_ENABLED)
include(CheckCXXCompilerFlag)
set(CMAKE_REQUIRED_LINK_OPTIONS ${ASAN_FLAG})
check_cxx_compiler_flag(${ASAN_FLAG} ASAN_CXX_FLAG_SUPPORTED)
if(NOT ASAN_CXX_FLAG_SUPPORTED)
message(STATUS "Asan flags are not supported by the CXX compiler.")
else()
if(NOT CMAKE_CXX_FLAGS_ASAN)
set(CMAKE_CXX_FLAGS_ASAN ${ASAN_CXX_FLAGS} CACHE STRING "Flags used by the CXX compiler during ASAN builds." FORCE)
endif()
endif()
unset(CMAKE_REQUIRED_LINK_OPTIONS)
endif()
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