Index: CMakeLists.txt =================================================================== --- CMakeLists.txt +++ CMakeLists.txt @@ -333,6 +333,14 @@ append_list_if(COMPILER_RT_HAS_LIBC c SANITIZER_COMMON_LINK_LIBS) +if(ANDROID) +# Put the Sanitizer shared libraries in the global group. For more details, see +# android-changes-for-ndk-developers.md#changes-to-library-search-order + if (COMPILER_RT_HAS_Z_GLOBAL) + list(APPEND SANITIZER_COMMON_LINK_FLAGS -Wl,-z,global) + endif() +endif() + if("${CMAKE_SYSTEM_NAME}" STREQUAL "Fuchsia") list(APPEND SANITIZER_COMMON_LINK_FLAGS -Wl,-z,defs,-z,now,-z,relro) list(APPEND SANITIZER_COMMON_LINK_LIBS zircon) Index: lib/asan/CMakeLists.txt =================================================================== --- lib/asan/CMakeLists.txt +++ lib/asan/CMakeLists.txt @@ -75,20 +75,6 @@ set(ASAN_DYNAMIC_LINK_FLAGS ${SANITIZER_COMMON_LINK_FLAGS}) -if(ANDROID) -# On Android, -z global does not do what it is documented to do. -# On Android, -z global moves the library ahead in the lookup order, -# placing it right after the LD_PRELOADs. This is used to compensate for the fact -# that Android linker does not look at the dependencies of the main executable -# that aren't dependencies of the current DSO when resolving symbols from said DSO. -# As a net result, this allows running ASan executables without LD_PRELOAD-ing the -# ASan runtime library. -# The above is applicable to L MR1 or newer. - if (COMPILER_RT_HAS_Z_GLOBAL) - list(APPEND ASAN_DYNAMIC_LINK_FLAGS -Wl,-z,global) - endif() -endif() - set(ASAN_DYNAMIC_DEFINITIONS ${ASAN_COMMON_DEFINITIONS} ASAN_DYNAMIC=1) append_list_if(WIN32 INTERCEPTION_DYNAMIC_CRT ASAN_DYNAMIC_DEFINITIONS) Index: lib/hwasan/CMakeLists.txt =================================================================== --- lib/hwasan/CMakeLists.txt +++ lib/hwasan/CMakeLists.txt @@ -36,20 +36,6 @@ set(HWASAN_DYNAMIC_LINK_FLAGS ${SANITIZER_COMMON_LINK_FLAGS}) -if(ANDROID) -# On Android, -z global does not do what it is documented to do. -# On Android, -z global moves the library ahead in the lookup order, -# placing it right after the LD_PRELOADs. This is used to compensate for the fact -# that Android linker does not look at the dependencies of the main executable -# that aren't dependencies of the current DSO when resolving symbols from said DSO. -# As a net result, this allows running ASan executables without LD_PRELOAD-ing the -# ASan runtime library. -# The above is applicable to L MR1 or newer. - if (COMPILER_RT_HAS_Z_GLOBAL) - list(APPEND HWASAN_DYNAMIC_LINK_FLAGS -Wl,-z,global) - endif() -endif() - set(HWASAN_DYNAMIC_CFLAGS ${HWASAN_RTL_CFLAGS}) append_list_if(COMPILER_RT_HAS_FTLS_MODEL_INITIAL_EXEC -ftls-model=initial-exec HWASAN_DYNAMIC_CFLAGS)