https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86522
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution|--- |INVALID --- Comment #5 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Basically you are getting a 64bit register assignment happening and that is not what they really want. This is not a compiler bug but a bug in the inline-asm for SDT.