https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54816
--- Comment #3 from Wilhelm M <klaus.doldinger64 at googlemail dot com> --- (In reply to Roger Sayle from comment #2) > The original problem looks to be fixed on mainline. Can you confirm this > Wilhelm? If so we can close this PR. > > With -Os -mmcu=atmega8, we currently generate (the desired): > wmul: lsl r22 > lsl r22 > lsl r22 > muls r22,r24 > movw r24,r0 > clr __zero_reg__ > ret Yes, this seems to be fixed in mainline.
