https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108863
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Component|tree-optimization |rtl-optimization
--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(In reply to Thomas Koenig from comment #0)
> The range information about m does not appear to be propagated to
> the unroll passes.
Most likely because range information is not propagated at all to rtl level.
In this case even just non-zero bits might be enough...
