[Bug target/77881] [5/6/7 Regression] Non-optimal signed comparison on x86_64 since r146817

[segher at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77881

--- Comment #5 from Segher Boessenkool <segher at gcc dot gnu.org> ---
That looks good, please submit to gcc-patches?