https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99443
--- Comment #3 from Yang Wang <njuwy at smail dot nju.edu.cn> --- (In reply to Andrew Pinski from comment #2) > This behavior might even be documented but I have not looked yet. Thanks for your reply! So, this is expected (as well as bug 99442) rather than a bug?