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[Bug target/49485] Performance problem with C++ code
- From: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 20 Oct 2011 07:57:10 +0000
- Subject: [Bug target/49485] Performance problem with C++ code
- Auto-submitted: auto-generated
- References: <bug-49485-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49485
--- Comment #8 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-10-20 07:57:10 UTC ---
BTW, 4.6 numbers can be improved to the trunk numbers by applying
http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=179460
(aka a subset of Eric's r179165 change) - C++ references here prevent the
vectorization of one of the loops.