diff --git a/Modules/Internal/CheckLinkerFlag.cmake b/Modules/Internal/CheckLinkerFlag.cmake index 51d42254f7..7613105500 100644 --- a/Modules/Internal/CheckLinkerFlag.cmake +++ b/Modules/Internal/CheckLinkerFlag.cmake @@ -25,6 +25,15 @@ function(CMAKE_CHECK_LINKER_FLAG _lang _flag _var) set(CMAKE_REQUIRED_LINK_OPTIONS "${_flag}") check_compiler_flag_common_patterns(_common_patterns) + + # Match linker warnings if the exact flag is ignored. + foreach(flag IN LISTS _flag) + string(REGEX REPLACE "([][+.*?()^$])" [[\\\1]] _flag_regex "${flag}") + list(APPEND _common_patterns + FAIL_REGEX "warning: .*${_flag_regex}.* ignored" + ) + endforeach() + cmake_check_source_compiles(${_lang} "${_lang_src}" ${_var}