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https://github.com/VectorCamp/vectorscan.git
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41 lines
1.7 KiB
CMake
41 lines
1.7 KiB
CMake
# Possible values:
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# - `address` (ASan)
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# - `memory` (MSan)
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# - `undefined` (UBSan)
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# - "" (no sanitizing)
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option (SANITIZE "Enable one of the code sanitizers" "")
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set (SAN_FLAGS "${SAN_FLAGS} -g -fno-omit-frame-pointer -DSANITIZER")
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if (SANITIZE)
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if (SANITIZE STREQUAL "address")
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set (ASAN_FLAGS "-fsanitize=address -fsanitize-address-use-after-scope")
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${SAN_FLAGS} ${ASAN_FLAGS}")
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${SAN_FLAGS} ${ASAN_FLAGS}")
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if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
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set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${ASAN_FLAGS}")
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endif()
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elseif (SANITIZE STREQUAL "memory")
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if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
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set (FATAL_ERROR "GCC does not have memory sanitizer")
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endif()
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# MemorySanitizer flags are set according to the official documentation:
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# https://clang.llvm.org/docs/MemorySanitizer.html#usage
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set (MSAN_FLAGS "-fsanitize=memory -fsanitize-memory-use-after-dtor -fsanitize-memory-track-origins -fno-optimize-sibling-calls")
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${SAN_FLAGS} ${MSAN_FLAGS}")
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${SAN_FLAGS} ${MSAN_FLAGS}")
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elseif (SANITIZE STREQUAL "undefined")
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set (UBSAN_FLAGS "-fsanitize=undefined")
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${SAN_FLAGS} ${UBSAN_FLAGS}")
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${SAN_FLAGS} ${UBSAN_FLAGS}")
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if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
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set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=undefined")
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endif()
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else ()
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message (FATAL_ERROR "Unknown sanitizer type: ${SANITIZE}")
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endif ()
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endif()
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