https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86274
--- Comment #7 from Martin Jambor <jamborm at gcc dot gnu.org> --- The IPA (and first tree) dumps look all normal. But even when I patch IPA-CP to create a clone but not to modify it in any way, I still get the segfault. I'll look where we start diverging next.