The usual rebase from Fedora (bugfixes only).
Fixed bugs are (https://gcc.gnu.org/PRNNNNNN): 80556, 90943, 98249, 99121, 99893, 100106, 100516, 100608, 100613, 101051, 101532, 101585, 101677, 101717, 101894, 102869, 102992, 103083, 103105, 103328, 103341, 103432, 103455, 103630, 103638, 103650, 103706, 103885, 103943, 103955, 104008, 104079, 104098, 104117, 104210, 104225, 104228, 104301, 104474, 104497, 104507, 104542, 104565, 104570, 104853, 104859, 104880, 104894, 104985, 105003, 105021, 105027, 105028, 105053, 105064, 105070, 105138, 105143, 105165, 105186, 105189, 105198, 105203, 105211, 105214, 105226, 105232, 105235, 105256, 105257, 105282, 105324, 105331 I'd mention in particular from that list ICE fix for compiling firefox 99 - https://gcc.gnu.org/PR105256
gcc-11.3.1-2.el9 has been built, %check results look good.
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory (gcc bug fix and enhancement update), and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHBA-2022:8277