https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93131
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords| |missed-optimization
Status|UNCONFIRMED |ASSIGNED
Last reconfirmed| |2020-01-02
Summary|((a&8) == 8) && ((a&2) == |((a&8) == 8) && ((a&2) ==
|2) is not optimized to |2) is not optimized to
|(a&(8|2)) == * |(a&(8|2)) == (8|2)
Ever confirmed|0 |1
--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
I have this for GCC 11.
I noticed this while working on lowering bit-fields and seeing if we implement
an optimization from fold-const.c to later on.
