From bug-request at octave dot org Tue Apr 12 10:59:31 2005
Subject: fscanf performance >10x slower in 2.1.69 compared to 2.1.50 on Windows
From: "John W. Eaton" <jwe at bevo dot che dot wisc dot edu>
To: "Wlmsears Comcast" <wlmsears at comcast dot net>
Cc: <bugs at octave dot org>
Date: Tue, 12 Apr 2005 12:01:30 -0400

On 10-Apr-2005, Wlmsears Comcast <wlmsears at comcast dot net> wrote:

| This comparison was made using the octave-forge pre-built binaries compared 
| to a recent local build of 2.1.69 using the latest (gcc 3.3.3) cygwin 
| package. This isn't a benchmark, but rather a real problem.

I suspect that the real problem is the peformance of exception
handling in g++ 3.3 (and 3.4, and probably 4.0) for Cygwin.  For more
details, see the following bug report for GCC:

  http://gcc.gnu.org/bugzilla/show_bug.cgi?id=14563

jwe



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