https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79100
Bug ID: 79100 Summary: Superfluous % in messages from cfgloop.c Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: translation Assignee: unassigned at gcc dot gnu.org Reporter: fmarchal at perso dot be Target Milestone: --- In cfgloop.c, starting at line 1424, several messages contain a superfluous % character: if (!bb_loop_header_p (loop->header)) { error ("loop %d%'s header is not a loop header", i); err = 1; } Variable "i" is the loop number. It is not reported as a percentage at other places. Messages like this can be found between line 1424 and line 1472.