https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90791
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Component|c++ |inline-asm Summary|-Os accepts wrong code |optimization accepts | |invalid inline-asm (more | |operands than is specified) | |due to dead code --- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> --- This inline-asm is dead code, there is no use of the output operand. I think I might have filed a bug about this case somewhere already.