# Build for the AddressSanitizer runtime support library. if(APPLE) # Don't set rpath for the ASan libraries. Developers are encouraged to ship # their binaries together with the corresponding ASan runtime libraries, # so they'll anyway need to fix the rpath and the install name. set(CMAKE_BUILD_WITH_INSTALL_RPATH OFF) endif() set(ASAN_SOURCES asan_allocator2.cc asan_activation.cc asan_fake_stack.cc asan_globals.cc asan_interceptors.cc asan_linux.cc asan_mac.cc asan_malloc_linux.cc asan_malloc_mac.cc asan_malloc_win.cc asan_new_delete.cc asan_poisoning.cc asan_posix.cc asan_report.cc asan_rtl.cc asan_stack.cc asan_stats.cc asan_thread.cc asan_win.cc) set(ASAN_PREINIT_SOURCES asan_preinit.cc) include_directories(..) if(ANDROID) include_directories(${COMPILER_RT_EXTRA_ANDROID_HEADERS}) endif() set(ASAN_CFLAGS ${SANITIZER_COMMON_CFLAGS}) append_no_rtti_flag(ASAN_CFLAGS) set(ASAN_COMMON_DEFINITIONS ASAN_HAS_EXCEPTIONS=1) if(ANDROID) list(APPEND ASAN_COMMON_DEFINITIONS ASAN_LOW_MEMORY=1) endif() set(ASAN_DYNAMIC_DEFINITIONS ${ASAN_COMMON_DEFINITIONS} ASAN_DYNAMIC=1) set(ASAN_DYNAMIC_CFLAGS ${ASAN_CFLAGS}) append_if(COMPILER_RT_HAS_FTLS_MODEL_INITIAL_EXEC -ftls-model=initial-exec ASAN_DYNAMIC_CFLAGS) set(ASAN_DYNAMIC_LIBS stdc++ m c) append_if(COMPILER_RT_HAS_LIBPTHREAD pthread ASAN_DYNAMIC_LIBS) append_if(COMPILER_RT_HAS_LIBDL dl ASAN_DYNAMIC_LIBS) if (NOT MSVC) set(ASAN_ASM_SOURCES asan_asm_instrumentation.S) set_source_files_properties(${ASAN_ASM_SOURCES} PROPERTIES LANGUAGE C) list(APPEND ASAN_SOURCES ${ASAN_ASM_SOURCES}) endif() # Compile ASan sources into an object library. if(APPLE) foreach(os ${SANITIZER_COMMON_SUPPORTED_DARWIN_OS}) add_compiler_rt_darwin_object_library(RTAsan ${os} ARCH ${ASAN_SUPPORTED_ARCH} SOURCES ${ASAN_SOURCES} CFLAGS ${ASAN_CFLAGS} DEFS ${ASAN_COMMON_DEFINITIONS}) endforeach() elseif(ANDROID) add_library(RTAsan.arm.android OBJECT ${ASAN_SOURCES}) set_target_compile_flags(RTAsan.arm.android ${ASAN_CFLAGS}) set_property(TARGET RTAsan.arm.android APPEND PROPERTY COMPILE_DEFINITIONS ${ASAN_COMMON_DEFINITIONS}) else() foreach(arch ${ASAN_SUPPORTED_ARCH}) add_compiler_rt_object_library(RTAsan ${arch} SOURCES ${ASAN_SOURCES} CFLAGS ${ASAN_CFLAGS} DEFS ${ASAN_COMMON_DEFINITIONS}) add_compiler_rt_object_library(RTAsan_preinit ${arch} SOURCES ${ASAN_PREINIT_SOURCES} CFLAGS ${ASAN_CFLAGS} DEFS ${ASAN_COMMON_DEFINITIONS}) if (COMPILER_RT_BUILD_SHARED_ASAN) add_compiler_rt_object_library(RTAsan_dynamic ${arch} SOURCES ${ASAN_SOURCES} CFLAGS ${ASAN_DYNAMIC_CFLAGS} DEFS ${ASAN_DYNAMIC_DEFINITIONS}) endif() endforeach() endif() # Build ASan runtimes shipped with Clang. add_custom_target(asan) if(APPLE) foreach (os ${SANITIZER_COMMON_SUPPORTED_DARWIN_OS}) add_compiler_rt_darwin_dynamic_runtime(clang_rt.asan_${os}_dynamic ${os} ARCH ${ASAN_SUPPORTED_ARCH} SOURCES $ $ $ $ CFLAGS ${ASAN_CFLAGS} DEFS ${ASAN_COMMON_DEFINITIONS}) add_dependencies(asan clang_rt.asan_${os}_dynamic) endforeach() elseif(ANDROID) add_library(clang_rt.asan-arm-android SHARED $ $ $) set_target_compile_flags(clang_rt.asan-arm-android ${ASAN_CFLAGS}) set_property(TARGET clang_rt.asan-arm-android APPEND PROPERTY COMPILE_DEFINITIONS ${ASAN_COMMON_DEFINITIONS}) target_link_libraries(clang_rt.asan-arm-android dl log) add_dependencies(asan clang_rt.asan-arm-android) else() # Build separate libraries for each target. foreach(arch ${ASAN_SUPPORTED_ARCH}) set(ASAN_COMMON_RUNTIME_OBJECTS $ $ $) if (NOT WIN32) # We can't build Leak Sanitizer on Windows yet. list(APPEND ASAN_COMMON_RUNTIME_OBJECTS $) endif() add_compiler_rt_runtime(clang_rt.asan-${arch} ${arch} STATIC SOURCES $ $ ${ASAN_COMMON_RUNTIME_OBJECTS} CFLAGS ${ASAN_CFLAGS} DEFS ${ASAN_COMMON_DEFINITIONS}) add_dependencies(asan clang_rt.asan-${arch}) if (COMPILER_RT_BUILD_SHARED_ASAN) add_compiler_rt_runtime(clang_rt.asan-preinit-${arch} ${arch} STATIC SOURCES $ CFLAGS ${ASAN_CFLAGS} DEFS ${ASAN_COMMON_DEFINITIONS}) add_dependencies(asan clang_rt.asan-preinit-${arch}) add_compiler_rt_runtime(clang_rt.asan-dynamic-${arch} ${arch} SHARED OUTPUT_NAME clang_rt.asan-${arch} SOURCES $ ${ASAN_COMMON_RUNTIME_OBJECTS} CFLAGS ${ASAN_DYNAMIC_CFLAGS} DEFS ${ASAN_DYNAMIC_DEFINITIONS}) target_link_libraries(clang_rt.asan-dynamic-${arch} ${ASAN_DYNAMIC_LIBS}) add_dependencies(asan clang_rt.asan-dynamic-${arch}) endif() if (UNIX AND NOT ${arch} STREQUAL "i386") add_sanitizer_rt_symbols(clang_rt.asan-${arch} asan.syms.extra) add_dependencies(asan clang_rt.asan-${arch}-symbols) endif() if (WIN32) add_compiler_rt_runtime(clang_rt.asan_dll_thunk-${arch} ${arch} STATIC SOURCES asan_dll_thunk.cc CFLAGS ${ASAN_CFLAGS} -DASAN_DLL_THUNK DEFS ${ASAN_COMMON_DEFINITIONS}) add_dependencies(asan clang_rt.asan_dll_thunk-${arch}) endif() endforeach() endif() add_compiler_rt_resource_file(asan_blacklist asan_blacklist.txt) add_dependencies(asan asan_blacklist) add_dependencies(compiler-rt asan) add_subdirectory(scripts) if(COMPILER_RT_INCLUDE_TESTS) add_subdirectory(tests) endif()