https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99722
--- Comment #1 from Alexander Lelyakin <alexander.lelyakin at googlemail dot com> --- All so far found examples of such error message change its behavior if you add the parameter: --param=hash-table-verification-limit=1000 Most of them to the error message: ICE in hashtab_chk_error.