1 # Build for the AddressSanitizer runtime support library. 2 3 set(ASAN_SOURCES 4 asan_allocator.cc 5 asan_allocator2.cc 6 asan_fake_stack.cc 7 asan_globals.cc 8 asan_interceptors.cc 9 asan_linux.cc 10 asan_mac.cc 11 asan_malloc_linux.cc 12 asan_malloc_mac.cc 13 asan_malloc_win.cc 14 asan_new_delete.cc 15 asan_poisoning.cc 16 asan_posix.cc 17 asan_preinit.cc 18 asan_report.cc 19 asan_rtl.cc 20 asan_stack.cc 21 asan_stats.cc 22 asan_thread.cc 23 asan_thread_registry.cc 24 asan_win.cc 25 ) 26 27 set(ASAN_DYLIB_SOURCES 28 ${ASAN_SOURCES} 29 ) 30 31 include_directories(..) 32 33 set(ASAN_CFLAGS 34 ${SANITIZER_COMMON_CFLAGS} 35 -fno-rtti) 36 37 set(ASAN_COMMON_DEFINITIONS 38 ASAN_HAS_EXCEPTIONS=1) 39 40 if(ANDROID) 41 list(APPEND ASAN_COMMON_DEFINITIONS 42 ASAN_FLEXIBLE_MAPPING_AND_OFFSET=0 43 ASAN_NEEDS_SEGV=0 44 ASAN_LOW_MEMORY=1) 45 else() 46 list(APPEND ASAN_COMMON_DEFINITIONS 47 ASAN_FLEXIBLE_MAPPING_AND_OFFSET=1 48 ASAN_NEEDS_SEGV=1) 49 endif() 50 51 # Architectures supported by ASan. 52 filter_available_targets(ASAN_SUPPORTED_ARCH 53 x86_64 i386 powerpc64 powerpc) 54 55 set(ASAN_RUNTIME_LIBRARIES) 56 if(APPLE) 57 # Build universal binary on APPLE. 58 add_compiler_rt_osx_dynamic_runtime(clang_rt.asan_osx_dynamic 59 ARCH ${ASAN_SUPPORTED_ARCH} 60 SOURCES ${ASAN_DYLIB_SOURCES} 61 $<TARGET_OBJECTS:RTInterception.osx> 62 $<TARGET_OBJECTS:RTSanitizerCommon.osx> 63 CFLAGS ${ASAN_CFLAGS} 64 DEFS ${ASAN_COMMON_DEFINITIONS} 65 # Dynamic lookup is needed because shadow scale and offset are 66 # provided by the instrumented modules. 67 LINKFLAGS "-framework Foundation" 68 "-undefined dynamic_lookup") 69 list(APPEND ASAN_RUNTIME_LIBRARIES clang_rt.asan_osx_dynamic) 70 elseif(ANDROID) 71 add_library(clang_rt.asan-arm-android SHARED 72 ${ASAN_SOURCES} 73 $<TARGET_OBJECTS:RTInterception.arm.android> 74 $<TARGET_OBJECTS:RTSanitizerCommon.arm.android> 75 ) 76 set_target_compile_flags(clang_rt.asan-arm-android 77 ${ASAN_CFLAGS}) 78 set_property(TARGET clang_rt.asan-arm-android APPEND PROPERTY 79 COMPILE_DEFINITIONS ${ASAN_COMMON_DEFINITIONS}) 80 target_link_libraries(clang_rt.asan-arm-android dl) 81 list(APPEND ASAN_RUNTIME_LIBRARIES clang_rt.asan-arm-android) 82 else() 83 # Otherwise, build separate libraries for each target. 84 foreach(arch ${ASAN_SUPPORTED_ARCH}) 85 add_compiler_rt_static_runtime(clang_rt.asan-${arch} ${arch} 86 SOURCES ${ASAN_SOURCES} 87 $<TARGET_OBJECTS:RTInterception.${arch}> 88 $<TARGET_OBJECTS:RTSanitizerCommon.${arch}> 89 CFLAGS ${ASAN_CFLAGS} 90 DEFS ${ASAN_COMMON_DEFINITIONS}) 91 list(APPEND ASAN_RUNTIME_LIBRARIES clang_rt.asan-${arch}) 92 endforeach() 93 endif() 94 95 if(LLVM_INCLUDE_TESTS) 96 add_subdirectory(tests) 97 endif() 98 99 add_subdirectory(lit_tests) 100
