[Bug middle-end/114547] comparison than less than 0 (or greater or equal to than 0) after a subtraction does not use the flags regster

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114547

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|missed-optimization: use    |comparison than less than 0
                   |sign flag                   |(or greater or equal to
                   |                            |than 0) after a subtraction
                   |                            |does not use the flags
                   |                            |regster

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
I am not sure this is always better ...