[Bug rtl-optimization/118067] [15 Regression] ICE: in lra_split_hard_reg_for, at lra-assigns.cc:1860 (unable to find a register to spill) {*lshrhi3_1} with -O -fno-split-wide-types -mavx512f

[vmakarov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118067

--- Comment #11 from Vladimir Makarov <vmakarov at gcc dot gnu.org> ---
(In reply to Uroš Bizjak from comment #9)
> Unfortunately, the testcase still fails when -mtune=k8 is added to compile
> flags:
> 
>

Thank you, Uros.

I tried to avoid finding longer reload loops but it seems we need this anyway. 
Such fix will take some time.  May be the solution will be ready on the next
week.