[Bug rtl-optimization/128551] wrong code with sign-extended loads

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=128551

--- Comment #2 from Drea Pinski <pinskia at gcc dot gnu.org> ---
Note -fno-ssa-phiopt can be used instead of the of -fdisable-tree- options.