[Bug tree-optimization/31178] VRP can infer a range for b in a >> b and a << b

egallager at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Sun Sep 30 02:04:00 GMT 2018


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=31178

Eric Gallager <egallager at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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           Assignee|rguenth at gcc dot gnu.org         |unassigned at gcc dot gnu.org

--- Comment #7 from Eric Gallager <egallager at gcc dot gnu.org> ---
(In reply to Eric Gallager from comment #6)
> (In reply to Richard Biener from comment #3)
> > No, it's now possible to implement this optimization (but yes, nobody has
> > done so sofar).  It's on my TODO (with tons of other stuff, of course).
> > 
> 
> Is that still the case?
> 

Guess not.


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