[Bug tree-optimization/111331] [11/12/13/14 Regression] Wrong code at -O1 on x86_64-linux-gnu since

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111331

--- Comment #8 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
The tree-ssa-phiopt.cc code is much more complex.

But not testing arg_true/arg_false against alt_larger/alt_smaller does fix the
issue.