[Bug rtl-optimization/101523] Huge number of combine attempts

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101523

--- Comment #25 from Segher Boessenkool <segher at gcc dot gnu.org> ---
So this testcase compiles on powerpc64-linux (-O2) in about 34s.  Is s390x
way worse, or is this in lie what you are seeing?