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[Bug rtl-optimization/48702] [4.6 Regression] optimization regression with gcc-4.6 on x86_64-unknown-linux-gnu
- 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: Wed, 20 Apr 2011 14:39:09 +0000
- Subject: [Bug rtl-optimization/48702] [4.6 Regression] optimization regression with gcc-4.6 on x86_64-unknown-linux-gnu
- Auto-submitted: auto-generated
- References: <bug-48702-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48702
Richard Guenther <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |ASSIGNED
AssignedTo|unassigned at gcc dot |rguenth at gcc dot gnu.org
|gnu.org |
--- Comment #2 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-04-20 14:38:51 UTC ---
DSE2 kills the stores of the shuffle
temp = array[0];
array[0] = array[2];
array[2] = temp;
likely being confused about the loops use. Mine.