https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88264
--- Comment #5 from Jonathan Wakely <redi at gcc dot gnu.org> --- (In reply to Jonathan Wakely from comment #2) > The emergency EH pool size should be tunable too. > > From libsupc++/eh_alloc.cc: > > // Allocate the arena - we could add a GLIBCXX_EH_ARENA_SIZE > environment > // to make this tunable. > arena_size = (EMERGENCY_OBJ_SIZE * EMERGENCY_OBJ_COUNT > + EMERGENCY_OBJ_COUNT * sizeof (__cxa_dependent_exception)); > arena = (char *)malloc (arena_size); Done for PR 68606.