[Bug ipa/122956] [16 regression] ICE caused by r16-4000 when building LLVM14 with -Ofast -flto=auto

[liuhongt at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=122956

--- Comment #4 from Hongtao Liu <liuhongt at gcc dot gnu.org> ---
(In reply to Andrew Pinski from comment #3)
> (In reply to Andrew Pinski from comment #2)
> > On a related subject did spec next fix llvm code up for its undefined code?
> 
> So at least upstream didn't. This would mean spec (again) still depends on
> undefined code.

Which part is UD?