https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67367
--- Comment #4 from Steve Kargl <sgk at troutmask dot apl.washington.edu> --- On Fri, Aug 28, 2015 at 06:58:25PM +0000, jvdelisle at gcc dot gnu.org wrote: > > --- Comment #3 from Jerry DeLisle <jvdelisle at gcc dot gnu.org> --- > I wonder if these have been lurking since day 1. > I haven't gone looking for the origin, but from my last excursion through io.c I think it was written to accept what is standard conforming with very little consideration from wrong code.