https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115138
--- Comment #3 from Iain Sandoe <iains at gcc dot gnu.org> --- (In reply to rguent...@suse.de from comment #2) > > Am 17.05.2024 um 16:20 schrieb iains at gcc dot gnu.org > > <gcc-bugzi...@gcc.gnu.org>: > > > > where the stage1 compiler (and x86_64 Linux) produces _CSWTCH.154 > > > > At present, still trying to figure out how to debug this further .. it's D > > so > > no preprocessed output - I guess will have to try tree dumps. > > Did the followup fix maybe resolve this? unfortunately, not - the same behaviour is seen at r15-633 (so will have to see what can be done to debug).