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[Bug tree-optimization/33244] Missed opportunities for vectorization
- From: "rguenth at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 16 Oct 2014 08:38:47 +0000
- Subject: [Bug tree-optimization/33244] Missed opportunities for vectorization
- Auto-submitted: auto-generated
- References: <bug-33244-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=33244
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Last reconfirmed| |2014-10-16
Blocks| |53947
Summary|Missed opportunities for |Missed opportunities for
|vectorization due to PRE |vectorization
Ever confirmed|0 |1
Known to fail| |4.9.2
--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> ---
No loop in the testcase is vectorized for the testcase with 4.9 or trunk but
non-empty latches are no longer a problem.
Confirmed.