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add cmake option to build with ubsan

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This commit is contained in:
daan 2020-07-25 19:55:36 -07:00
parent afe29cb8f5
commit 73c109a04e
1 changed files with 29 additions and 10 deletions
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39
CMakeLists.txt
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@ -20,6 +20,7 @@ option(MI_BUILD_STATIC "Build static library" ON)
option(MI_BUILD_OBJECT "Build object library" ON)
option(MI_BUILD_TESTS "Build test executables" ON)
option(MI_DEBUG_TSAN "Build with thread sanitizer (needs clang)" OFF)
option(MI_DEBUG_UBSAN "Build with undefined-behavior sanitizer (needs clang++)" OFF)
option(MI_CHECK_FULL "Use full internal invariant checking in DEBUG mode (deprecated, use MI_DEBUG_FULL instead)" OFF)
include("cmake/mimalloc-config-version.cmake")
@ -122,6 +123,34 @@ if(MI_SHOW_ERRORS MATCHES "ON")
list(APPEND mi_defines MI_SHOW_ERRORS=1)
endif()
if(MI_DEBUG_TSAN MATCHES "ON")
if(CMAKE_C_COMPILER_ID MATCHES "Clang")
message(STATUS "Build with thread sanitizer (MI_DEBUG_TSAN=ON)")
list(APPEND mi_cflags -fsanitize=thread -g -O1)
list(APPEND CMAKE_EXE_LINKER_FLAGS -fsanitize=thread)
else()
message(WARNING "Can only use thread sanitizer with clang (MI_DEBUG_TSAN=ON but ignored)")
endif()
endif()
if(MI_DEBUG_UBSAN MATCHES "ON")
if(CMAKE_BUILD_TYPE MATCHES "Debug")
if(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
message(STATUS "Build with undefined-behavior sanitizer (MI_DEBUG_UBSAN=ON)")
list(APPEND mi_cflags -fsanitize=undefined -g)
list(APPEND CMAKE_EXE_LINKER_FLAGS -fsanitize=undefined)
if (MI_USE_CXX MATCHES "OFF")
message(STATUS "(switch to use C++ due to MI_DEBUG_UBSAN)")
set(MI_USE_CXX "ON")
endif()
else()
message(WARNING "Can only use undefined-behavior sanitizer with clang++ (MI_DEBUG_UBSAN=ON but ignored)")
endif()
else()
message(WARNING "Can only use thread sanitizer with a debug build (CMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE})")
endif()
endif()
if(MI_USE_CXX MATCHES "ON")
message(STATUS "Use the C++ compiler to compile (MI_USE_CXX=ON)")
set_source_files_properties(${mi_sources} PROPERTIES LANGUAGE CXX )
@ -134,16 +163,6 @@ if(MI_USE_CXX MATCHES "ON")
endif()
endif()
if(MI_DEBUG_TSAN MATCHES "ON")
if(CMAKE_C_COMPILER_ID MATCHES "Clang")
message(STATUS "Build with thread sanitizer (MI_DEBUG_TSAN=ON)")
list(APPEND mi_cflags -fsanitize=thread -g -O1)
list(APPEND CMAKE_EXE_LINKER_FLAGS -fsanitize=thread)
else()
message(WARNING "Can only use thread sanitizer with clang (MI_DEBUG_TSAN=ON but ignored)")
endif()
endif()
# Compiler flags
if(CMAKE_C_COMPILER_ID MATCHES "AppleClang|Clang|GNU")
list(APPEND mi_cflags -Wall -Wextra -Wno-unknown-pragmas -fvisibility=hidden)