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233 lines
7.3 KiB
233 lines
7.3 KiB
# Build for the AddressSanitizer runtime support library.
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set(ASAN_SOURCES
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asan_allocator.cc
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asan_activation.cc
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asan_debugging.cc
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asan_fake_stack.cc
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asan_flags.cc
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asan_globals.cc
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asan_interceptors.cc
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asan_linux.cc
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asan_mac.cc
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asan_malloc_linux.cc
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asan_malloc_mac.cc
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asan_malloc_win.cc
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asan_memory_profile.cc
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asan_poisoning.cc
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asan_posix.cc
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asan_report.cc
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asan_rtl.cc
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asan_stack.cc
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asan_stats.cc
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asan_suppressions.cc
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asan_thread.cc
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asan_win.cc)
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set(ASAN_CXX_SOURCES
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asan_new_delete.cc)
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set(ASAN_PREINIT_SOURCES
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asan_preinit.cc)
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include_directories(..)
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set(ASAN_CFLAGS ${SANITIZER_COMMON_CFLAGS})
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append_rtti_flag(OFF ASAN_CFLAGS)
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set(ASAN_COMMON_DEFINITIONS
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ASAN_HAS_EXCEPTIONS=1)
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set(ASAN_DYNAMIC_LINK_FLAGS)
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if(ANDROID)
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list(APPEND ASAN_COMMON_DEFINITIONS
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ASAN_LOW_MEMORY=1)
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# On Android, -z global does not do what it is documented to do.
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# On Android, -z global moves the library ahead in the lookup order,
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# placing it right after the LD_PRELOADs. This is used to compensate for the fact
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# that Android linker does not look at the dependencies of the main executable
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# that aren't dependencies of the current DSO when resolving symbols from said DSO.
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# As a net result, this allows running ASan executables without LD_PRELOAD-ing the
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# ASan runtime library.
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# The above is applicable to L MR1 or newer.
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if (COMPILER_RT_HAS_Z_GLOBAL)
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list(APPEND ASAN_DYNAMIC_LINK_FLAGS -Wl,-z,global)
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endif()
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endif()
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set(ASAN_DYNAMIC_DEFINITIONS
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${ASAN_COMMON_DEFINITIONS} ASAN_DYNAMIC=1)
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append_list_if(WIN32 INTERCEPTION_DYNAMIC_CRT ASAN_DYNAMIC_DEFINITIONS)
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set(ASAN_DYNAMIC_CFLAGS ${ASAN_CFLAGS})
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append_list_if(COMPILER_RT_HAS_FTLS_MODEL_INITIAL_EXEC
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-ftls-model=initial-exec ASAN_DYNAMIC_CFLAGS)
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append_list_if(MSVC /DEBUG ASAN_DYNAMIC_LINK_FLAGS)
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append_list_if(COMPILER_RT_HAS_LIBC c ASAN_DYNAMIC_LIBS)
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append_list_if(COMPILER_RT_HAS_LIBDL dl ASAN_DYNAMIC_LIBS)
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append_list_if(COMPILER_RT_HAS_LIBRT rt ASAN_DYNAMIC_LIBS)
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append_list_if(COMPILER_RT_HAS_LIBM m ASAN_DYNAMIC_LIBS)
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append_list_if(COMPILER_RT_HAS_LIBPTHREAD pthread ASAN_DYNAMIC_LIBS)
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append_list_if(COMPILER_RT_HAS_LIBSTDCXX stdc++ ASAN_DYNAMIC_LIBS)
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append_list_if(COMPILER_RT_HAS_LIBLOG log ASAN_DYNAMIC_LIBS)
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# Compile ASan sources into an object library.
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add_compiler_rt_object_libraries(RTAsan_dynamic
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OS ${SANITIZER_COMMON_SUPPORTED_OS}
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ARCHS ${ASAN_SUPPORTED_ARCH}
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SOURCES ${ASAN_SOURCES} ${ASAN_CXX_SOURCES}
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CFLAGS ${ASAN_DYNAMIC_CFLAGS}
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DEFS ${ASAN_DYNAMIC_DEFINITIONS})
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if(NOT APPLE)
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add_compiler_rt_object_libraries(RTAsan
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ARCHS ${ASAN_SUPPORTED_ARCH}
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SOURCES ${ASAN_SOURCES} CFLAGS ${ASAN_CFLAGS}
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DEFS ${ASAN_COMMON_DEFINITIONS})
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add_compiler_rt_object_libraries(RTAsan_cxx
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ARCHS ${ASAN_SUPPORTED_ARCH}
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SOURCES ${ASAN_CXX_SOURCES} CFLAGS ${ASAN_CFLAGS}
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DEFS ${ASAN_COMMON_DEFINITIONS})
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add_compiler_rt_object_libraries(RTAsan_preinit
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ARCHS ${ASAN_SUPPORTED_ARCH}
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SOURCES ${ASAN_PREINIT_SOURCES} CFLAGS ${ASAN_CFLAGS}
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DEFS ${ASAN_COMMON_DEFINITIONS})
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file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/dummy.cc "")
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add_compiler_rt_object_libraries(RTAsan_dynamic_version_script_dummy
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ARCHS ${ASAN_SUPPORTED_ARCH}
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SOURCES ${CMAKE_CURRENT_BINARY_DIR}/dummy.cc
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CFLAGS ${ASAN_DYNAMIC_CFLAGS}
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DEFS ${ASAN_DYNAMIC_DEFINITIONS})
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endif()
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# Build ASan runtimes shipped with Clang.
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add_custom_target(asan)
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set_target_properties(asan PROPERTIES FOLDER "Compiler-RT Misc")
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if(APPLE)
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add_compiler_rt_runtime(clang_rt.asan
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SHARED
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OS ${SANITIZER_COMMON_SUPPORTED_OS}
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ARCHS ${ASAN_SUPPORTED_ARCH}
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OBJECT_LIBS RTAsan_dynamic
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RTInterception
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RTSanitizerCommon
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RTSanitizerCommonLibc
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RTLSanCommon
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RTUbsan
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CFLAGS ${ASAN_DYNAMIC_CFLAGS}
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DEFS ${ASAN_DYNAMIC_DEFINITIONS}
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PARENT_TARGET asan)
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else()
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# Build separate libraries for each target.
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set(ASAN_COMMON_RUNTIME_OBJECT_LIBS
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RTInterception
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RTSanitizerCommon
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RTSanitizerCommonLibc
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RTLSanCommon
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RTUbsan)
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add_compiler_rt_runtime(clang_rt.asan
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STATIC
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ARCHS ${ASAN_SUPPORTED_ARCH}
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OBJECT_LIBS RTAsan_preinit
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RTAsan
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${ASAN_COMMON_RUNTIME_OBJECT_LIBS}
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CFLAGS ${ASAN_CFLAGS}
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DEFS ${ASAN_COMMON_DEFINITIONS}
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PARENT_TARGET asan)
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add_compiler_rt_runtime(clang_rt.asan_cxx
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STATIC
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ARCHS ${ASAN_SUPPORTED_ARCH}
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OBJECT_LIBS RTAsan_cxx
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RTUbsan_cxx
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CFLAGS ${ASAN_CFLAGS}
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DEFS ${ASAN_COMMON_DEFINITIONS}
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PARENT_TARGET asan)
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add_compiler_rt_runtime(clang_rt.asan-preinit
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STATIC
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ARCHS ${ASAN_SUPPORTED_ARCH}
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OBJECT_LIBS RTAsan_preinit
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CFLAGS ${ASAN_CFLAGS}
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DEFS ${ASAN_COMMON_DEFINITIONS}
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PARENT_TARGET asan)
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foreach(arch ${ASAN_SUPPORTED_ARCH})
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if (UNIX AND NOT ${arch} MATCHES "i386|i686")
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add_sanitizer_rt_version_list(clang_rt.asan-dynamic-${arch}
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LIBS clang_rt.asan-${arch} clang_rt.asan_cxx-${arch}
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EXTRA asan.syms.extra)
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set(VERSION_SCRIPT_FLAG
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-Wl,--version-script,${CMAKE_CURRENT_BINARY_DIR}/clang_rt.asan-dynamic-${arch}.vers)
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set_source_files_properties(
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${CMAKE_CURRENT_BINARY_DIR}/dummy.cc
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PROPERTIES
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OBJECT_DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/clang_rt.asan-dynamic-${arch}.vers)
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else()
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set(VERSION_SCRIPT_FLAG)
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endif()
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add_compiler_rt_runtime(clang_rt.asan
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SHARED
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ARCHS ${arch}
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OBJECT_LIBS ${ASAN_COMMON_RUNTIME_OBJECT_LIBS}
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RTAsan_dynamic
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# The only purpose of RTAsan_dynamic_version_script_dummy is to carry
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# a dependency of the shared runtime on the version script. With CMake
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# 3.1 or later it can be replaced with a straightforward
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# add_dependencies(clang_rt.asan-dynamic-${arch} clang_rt.asan-dynamic-${arch}-version-list)
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RTAsan_dynamic_version_script_dummy
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RTUbsan_cxx
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CFLAGS ${ASAN_DYNAMIC_CFLAGS}
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LINKFLAGS ${ASAN_DYNAMIC_LINK_FLAGS}
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${VERSION_SCRIPT_FLAG}
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LINK_LIBS ${ASAN_DYNAMIC_LIBS}
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DEFS ${ASAN_DYNAMIC_DEFINITIONS}
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PARENT_TARGET asan)
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if (UNIX AND NOT ${arch} MATCHES "i386|i686")
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add_sanitizer_rt_symbols(clang_rt.asan_cxx
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ARCHS ${arch})
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add_dependencies(asan clang_rt.asan_cxx-${arch}-symbols)
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add_sanitizer_rt_symbols(clang_rt.asan
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ARCHS ${arch}
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EXTRA asan.syms.extra)
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add_dependencies(asan clang_rt.asan-${arch}-symbols)
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endif()
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if (WIN32)
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add_compiler_rt_runtime(clang_rt.asan_dll_thunk
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STATIC
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ARCHS ${arch}
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SOURCES asan_win_dll_thunk.cc
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$<TARGET_OBJECTS:RTInterception.${arch}>
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CFLAGS ${ASAN_CFLAGS} -DASAN_DLL_THUNK
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DEFS ${ASAN_COMMON_DEFINITIONS}
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PARENT_TARGET asan)
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add_compiler_rt_runtime(clang_rt.asan_dynamic_runtime_thunk
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STATIC
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ARCHS ${arch}
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SOURCES asan_win_dynamic_runtime_thunk.cc
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CFLAGS ${ASAN_CFLAGS} -DASAN_DYNAMIC_RUNTIME_THUNK -Zl
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DEFS ${ASAN_COMMON_DEFINITIONS}
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PARENT_TARGET asan)
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endif()
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endforeach()
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endif()
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add_compiler_rt_resource_file(asan_blacklist asan_blacklist.txt asan)
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add_dependencies(compiler-rt asan)
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add_subdirectory(scripts)
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if(COMPILER_RT_INCLUDE_TESTS)
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add_subdirectory(tests)
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endif()
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