[Bug tree-optimization/109304] ICE when building Python 3.12.0_alpha6 (internal compiler error: in get_vrange, at value-range-storage.cc:87)

[sam at gentoo dot org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109304

--- Comment #2 from Sam James <sam at gentoo dot org> ---
Good: 13.0.1 20230319
Bad: 13.0.1 20230326

I'll bisect now but someone is free to beat me.