https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126114
--- Comment #3 from Drea Pinski <pinskia at gcc dot gnu.org> --- (In reply to William Gibbons from comment #2) > Thanks. I think this will affect a range of architectures; not just ARM64. > Peter mentions it also affects x86 (example in the link) and umulh doesn’t > exist on ARM32. right, the patch is generic and not aarch64 specific
