optimization/7713: Performance regression from gcc 2.95.3 (fwd)

Wolfgang Bangerth bangerth@ticam.utexas.edu
Mon Mar 24 16:09:00 GMT 2003


The following reply was made to PR optimization/7713; it has been noted by GNATS.

From: Wolfgang Bangerth <bangerth@ticam.utexas.edu>
To: gcc-gnats@gcc.gnu.org
Cc:  
Subject: Re: optimization/7713: Performance regression from gcc 2.95.3 (fwd)
Date: Mon, 24 Mar 2003 09:42:03 -0600 (CST)

 ---------- Forwarded message ----------
 Date: Sun, 23 Mar 2003 23:52:22 -0500
 From: jlquinn@optonline.net
 To: bangerth@dealii.org
 Subject: Re: optimization/7713: Performance regression from gcc 2.95.3
 
 Here is the program.  In the makefile, I change the FLAGS to remove
 -Ofast and replace with the flags in the PR.  I didn't CC everything
 because I wasn't sure you want to glue the tarball to the PR.
 
 BTW, if I remember correctly, the slowdown was in 3.2, but not the
 mainline (pre 3.3) of the time.
 
 Jerry
 
 
 



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