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[Bug middle-end/53533] [4.7 regression] loop unrolling as measured by Adobe's C++Benchmark is twice as slow versus 4.4-4.6
- From: "matt at use dot net" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 31 May 2012 00:55:36 +0000
- Subject: [Bug middle-end/53533] [4.7 regression] loop unrolling as measured by Adobe's C++Benchmark is twice as slow versus 4.4-4.6
- Auto-submitted: auto-generated
- References: <bug-53533-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53533
--- Comment #1 from Matt Hargett <matt at use dot net> 2012-05-31 00:55:36 UTC ---
Created attachment 27526
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27526
tarball containing buildable sources and binaries that demonstrate the severe
performance regression on amdfam10