https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63737
Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |ra Status|UNCONFIRMED |RESOLVED Component|c |rtl-optimization Resolution|--- |WONTFIX --- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> --- -ffixed-reg and esp. global register vars are not a tool for optimization.