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[Bug tree-optimization/31178] VRP can infer a range for b in a >> b and a << b
- From: "rguenth at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 8 Feb 2009 14:47:08 -0000
- Subject: [Bug tree-optimization/31178] VRP can infer a range for b in a >> b and a << b
- References: <bug-31178-10053@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #3 from rguenth at gcc dot gnu dot org 2009-02-08 14:47 -------
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).
As this is an easy task for beginners ... whoever feels like doing it, I'll
review the result.
--
rguenth at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|WAITING |NEW
Ever Confirmed|0 |1
Last reconfirmed|0000-00-00 00:00:00 |2009-02-08 14:47:08
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31178