https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114467
--- Comment #3 from thomas <thomas.kalscheuer at geo dot uu.se> --- (In reply to anlauf from comment #1) > Can you attached a self-contained reproducer? > > The traceback looks familiar. Are you by chance using an associate > construct? There has been a fix backported from 14-mainline to 13-branch > after the release of 13.2, so it might have been fixed in the meantime. > > (Likely a dup of pr109948). Just to be on the safe side, would gcc 13.2.0 from 2023-07-27 be the right version to test?