https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79001
--- Comment #4 from Bernie Innocenti <bernie at codewiz dot org> --- GCC 5.1 does not issue a warning.
bernie at codewiz dot org via Gcc-bugs Fri, 05 Nov 2021 17:59:02 -0700
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79001
--- Comment #4 from Bernie Innocenti <bernie at codewiz dot org> --- GCC 5.1 does not issue a warning.