https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87978
--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> --- (In reply to Andrew Pinski from comment #3) > https://gcc.gnu.org/onlinedocs/gcc-8.2.0/gcc/Local-Register-Variables. > html#Local-Register-Variables I should say it had that warning already in 8.2.0. And 8.1.0: https://gcc.gnu.org/onlinedocs/gcc-8.1.0/gcc/Local-Register-Variables.html#Local-Register-Variables Even for 6.1.0: https://gcc.gnu.org/onlinedocs/gcc-6.1.0/gcc/Local-Register-Variables.html#Local-Register-Variables
