https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70629
--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Are you compiling 176.gcc with -std=gnu89 also?
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70629
--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Are you compiling 176.gcc with -std=gnu89 also?