[Bug tree-optimization/96542] Failure to optimize simple code to a constant when storing part of the operation in a variable

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96542

--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
As for COND_EXPR, if we do it that way, it should be rather keyed on a range
with only two possible values in the range.