[Bug c++/125599] ice during GIMPLE pass: backprop with -O3

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=125599

--- Comment #4 from Alfie Richards <alfierichards at gcc dot gnu.org> ---
In case this is still useful, bisect finished and selected:
f8dce99ad72e98b72df2b1a0fc126409fa7d3c1c