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[Bug target/19923] [4.0/4.1 Regression] openssl is slower when compiled with gcc 4.0 than 3.3
- From: "dank at kegel dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 24 Jun 2005 15:00:10 -0000
- Subject: [Bug target/19923] [4.0/4.1 Regression] openssl is slower when compiled with gcc 4.0 than 3.3
- References: <20050212153001.19923.gj@pointblue.com.pl>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From dank at kegel dot com 2005-06-24 15:00 -------
Michael Meissner looked at the code, and saw that
gcc-2.95.3 converts the loop to a countdown loop,
but gcc-3.x doesn't, which wastes a precious register.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19923