[Bug tree-optimization/37194] [4.3/4.4 Regression] Autovectorization of small constant iteration loop degrades performance

[rguenth at gcc dot gnu dot org]

------- Comment #6 from rguenth at gcc dot gnu dot org  2008-12-29 21:06 -------
t.i:3: note: Vectorization may not be profitable.

why doesn't the cost model then disallow vectorization here?


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rguenth at gcc dot gnu dot org changed:

           What    |Removed                     |Added
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           Priority|P3                          |P2


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37194