https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71033
Mateusz Forc <formateu at gmail dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution|--- |INVALID --- Comment #2 from Mateusz Forc <formateu at gmail dot com> --- (In reply to Uroš Bizjak from comment #1) > x86 ABI requires that %ebx is preserved across function call. So, you need > to save it to stack in f.s and restore it before function returs. Or, you > can use %edx instead, which can be clobbered in function.