https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113357
--- Comment #14 from Mikael Pettersson <mikpelinux at gmail dot com> --- Since gcc-15 wouldn't build due to an unrelated issue, I applied the fmo patch to gcc-14.1 (which also has this bug) and bootstrapped that. Alas it didn't make any difference, same error in stage2 as in the initial report.