ClickHouse/cmake/sanitize.cmake
Azat Khuzhin 0f4fdcbf38 Pass -fsanitize-blacklist for TSAN only under clang (gcc does not support this)
And no such check for -fsnaitize=memory, since gcc does not support it
anyway.
2020-09-10 02:07:28 +03:00

75 lines
4.0 KiB
CMake

option (SANITIZE "Enable sanitizer: address, memory, thread, undefined" "")
set (SAN_FLAGS "${SAN_FLAGS} -g -fno-omit-frame-pointer -DSANITIZER")
if (SANITIZE)
if (SANITIZE STREQUAL "address")
set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${SAN_FLAGS} -fsanitize=address -fsanitize-address-use-after-scope")
set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${SAN_FLAGS} -fsanitize=address -fsanitize-address-use-after-scope")
if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=address -fsanitize-address-use-after-scope")
endif()
if (MAKE_STATIC_LIBRARIES AND CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -static-libasan")
endif ()
elseif (SANITIZE STREQUAL "memory")
# MemorySanitizer flags are set according to the official documentation:
# https://clang.llvm.org/docs/MemorySanitizer.html#usage
#
# For now, it compiles with `cmake -DSANITIZE=memory -DCMAKE_BUILD_TYPE=RelWithDebInfo -DCMAKE_CXX_FLAGS_ADD="-O1" -DCMAKE_C_FLAGS_ADD="-O1"`
# Compiling with -DCMAKE_BUILD_TYPE=Debug leads to ld.lld failures because
# of large files (was not tested with ld.gold). This is why we compile with
# RelWithDebInfo, and downgrade optimizations to -O1 but not to -Og, to
# keep the binary size down.
# TODO: try compiling with -Og and with ld.gold.
set (MSAN_FLAGS "-fsanitize=memory -fsanitize-memory-track-origins -fno-optimize-sibling-calls -fsanitize-blacklist=${CMAKE_SOURCE_DIR}/tests/msan_suppressions.txt")
set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${SAN_FLAGS} ${MSAN_FLAGS}")
set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${SAN_FLAGS} ${MSAN_FLAGS}")
if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=memory")
endif()
if (MAKE_STATIC_LIBRARIES AND CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -static-libmsan")
endif ()
elseif (SANITIZE STREQUAL "thread")
set (TSAN_FLAGS "-fsanitize=thread")
if (COMPILER_CLANG)
set (TSAN_FLAGS "${TSAN_FLAGS} -fsanitize-blacklist=${CMAKE_SOURCE_DIR}/tests/tsan_suppressions.txt")
else()
message (WARNING "TSAN suppressions was not passed to the compiler (since the compiler is not clang)")
message (WARNING "Use the following command to pass them manually:")
message (WARNING " export TSAN_OPTIONS=\"$TSAN_OPTIONS suppressions=${CMAKE_SOURCE_DIR}/tests/tsan_suppressions.txt\"")
endif()
set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${SAN_FLAGS} ${TSAN_FLAGS}")
set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${SAN_FLAGS} ${TSAN_FLAGS}")
if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=thread")
endif()
if (MAKE_STATIC_LIBRARIES AND CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -static-libtsan")
endif ()
elseif (SANITIZE STREQUAL "undefined")
set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${SAN_FLAGS} -fsanitize=undefined -fno-sanitize-recover=all -fno-sanitize=float-divide-by-zero")
set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${SAN_FLAGS} -fsanitize=undefined -fno-sanitize-recover=all -fno-sanitize=float-divide-by-zero")
if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=undefined")
endif()
if (MAKE_STATIC_LIBRARIES AND CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -static-libubsan")
endif ()
# llvm-tblgen, that is used during LLVM build, doesn't work with UBSan.
set (ENABLE_EMBEDDED_COMPILER 0 CACHE BOOL "")
else ()
message (FATAL_ERROR "Unknown sanitizer type: ${SANITIZE}")
endif ()
endif()