https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97642
--- Comment #6 from Hongtao.liu <crazylht at gmail dot com> --- Fixed in GCC11, GCC10 is fine, no need to backport.
crazylht at gmail dot com via Gcc-bugs Wed, 02 Dec 2020 21:40:56 -0800
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97642
--- Comment #6 from Hongtao.liu <crazylht at gmail dot com> --- Fixed in GCC11, GCC10 is fine, no need to backport.