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[Bug tree-optimization/21465] autovectorisation conflicts with -ffast-math
- 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: 28 Jul 2006 11:45:40 -0000
- Subject: [Bug tree-optimization/21465] autovectorisation conflicts with -ffast-math
- References: <bug-21465-7559@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 2006-07-28 11:45 -------
the vectorizer should recognize this particular case or we might want to
expand pow() again at the tree level before the vectorizer.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21465