[Bug tree-optimization/60276] [4.7/4.8 Regression] -O3 autovectorizer breaks on a particular loop
rguenth at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Thu Feb 20 10:24:00 GMT 2014
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60276
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Last reconfirmed| |2014-02-20
Known to work| |4.9.0
Target Milestone|--- |4.7.4
Summary|-O3 autovectorizer breaks |[4.7/4.8 Regression] -O3
|on a particular loop |autovectorizer breaks on a
| |particular loop
Ever confirmed|0 |1
Known to fail| |4.7.3, 4.8.2
--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
Works with GCC 4.9, still fails on the 4.8 branch and the 4.7 branch, works
with 4.3 so a regression.
Curious what fixed it on trunk.
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