[Bug rtl-optimization/71724] [5/6/7 Regression] ICE: Segmentation fault, deep recursion between combine_simplify_rtx and subst

[segher at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71724

--- Comment #6 from Segher Boessenkool <segher at gcc dot gnu.org> ---
*** Bug 77345 has been marked as a duplicate of this bug. ***