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fscanf performance >10x slower in 2.1.69 compared to 2.1.50 on Windows: msg#00014

gnu.octave.bugs

Subject: fscanf performance >10x slower in 2.1.69 compared to 2.1.50 on Windows

On 10-Apr-2005, Wlmsears Comcast <wlmsears@xxxxxxxxxxx> 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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