diff options
Diffstat (limited to 'cmake/Modules')
| -rw-r--r-- | cmake/Modules/SanitizerUtils.cmake | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/cmake/Modules/SanitizerUtils.cmake b/cmake/Modules/SanitizerUtils.cmake index c66083c24..3e1a6346e 100644 --- a/cmake/Modules/SanitizerUtils.cmake +++ b/cmake/Modules/SanitizerUtils.cmake @@ -46,6 +46,17 @@ macro(add_sanitizer_rt_symbols name) endforeach() endmacro() +# This function is only used on Darwin, where undefined symbols must be specified +# in the linker invocation. +function(add_weak_symbols libname linkflags) + file(STRINGS "${COMPILER_RT_SOURCE_DIR}/lib/${libname}/weak_symbols.txt" WEAK_SYMBOLS) + set(local_linkflags ${${linkflags}}) + foreach(SYMBOL ${WEAK_SYMBOLS}) + set(local_linkflags ${local_linkflags} -Wl,-U,${SYMBOL}) + endforeach() + set(${linkflags} ${local_linkflags} PARENT_SCOPE) +endfunction() + macro(add_sanitizer_rt_version_list name) set(vers ${CMAKE_CURRENT_BINARY_DIR}/${name}.vers) cmake_parse_arguments(ARG "" "" "LIBS;EXTRA" ${ARGN}) |