diff --git a/compiler-rt/lib/asan/CMakeLists.txt b/compiler-rt/lib/asan/CMakeLists.txt index f36e2c9a26e3..389215bc2317 100644 --- a/compiler-rt/lib/asan/CMakeLists.txt +++ b/compiler-rt/lib/asan/CMakeLists.txt @@ -96,6 +96,12 @@ else() SOURCES ${ASAN_SOURCES} ${ASAN_CXX_SOURCES} CFLAGS ${ASAN_DYNAMIC_CFLAGS} DEFS ${ASAN_DYNAMIC_DEFINITIONS}) + + file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/dummy.cc "") + add_compiler_rt_object_library(RTAsan_dynamic_version_script_dummy ${arch} + SOURCES ${CMAKE_CURRENT_BINARY_DIR}/dummy.cc + CFLAGS ${ASAN_DYNAMIC_CFLAGS} + DEFS ${ASAN_DYNAMIC_DEFINITIONS}) endforeach() endif() @@ -149,9 +155,12 @@ else() add_sanitizer_rt_version_list(clang_rt.asan-dynamic-${arch} LIB clang_rt.asan-${arch} clang_rt.asan_cxx-${arch} EXTRA asan.syms.extra) - add_dependencies(asan clang_rt.asan-dynamic-${arch}-version-list) set(VERSION_SCRIPT_FLAG -Wl,--version-script,${CMAKE_CURRENT_BINARY_DIR}/clang_rt.asan-dynamic-${arch}.vers) + set_source_files_properties( + ${CMAKE_CURRENT_BINARY_DIR}/dummy.cc + PROPERTIES + OBJECT_DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/clang_rt.asan-dynamic-${arch}.vers) else() set(VERSION_SCRIPT_FLAG) endif() @@ -164,6 +173,11 @@ else() add_compiler_rt_runtime(clang_rt.asan-dynamic-${arch} ${arch} SHARED OUTPUT_NAME ${SHARED_ASAN_NAME} SOURCES $ + # The only purpose of RTAsan_dynamic_version_script_dummy is to carry + # a dependency of the shared runtime on the version script. With CMake + # 3.1 or later it can be replaced with a straightforward + # add_dependencies(clang_rt.asan-dynamic-${arch} clang_rt.asan-dynamic-${arch}-version-list) + $ $ ${ASAN_COMMON_RUNTIME_OBJECTS} CFLAGS ${ASAN_DYNAMIC_CFLAGS} @@ -174,7 +188,6 @@ else() add_dependencies(asan clang_rt.asan-dynamic-${arch}) if (UNIX AND NOT ${arch} MATCHES "i386|i686") - add_dependencies(clang_rt.asan-dynamic-${arch} clang_rt.asan-dynamic-${arch}-version-list) add_sanitizer_rt_symbols(clang_rt.asan_cxx-${arch}) add_dependencies(asan clang_rt.asan_cxx-${arch}-symbols) add_sanitizer_rt_symbols(clang_rt.asan-${arch} asan.syms.extra)