[Bug tree-optimization/122599] [16 regression] ICE when building busybox-1.36.1 at -O3

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=122599

--- Comment #3 from Sam James <sjames at gcc dot gnu.org> ---
Or maybe this is latent from the other sccp changes. I don't know, so cc'd
robin as well.