Pending GCC-3.1 upgrade - do or don't

Ian Molton spyro at armlinux.org
Thu May 9 12:28:42 PDT 2002


On Thu, 9 May 2002 12:57:14 +0100
"Sam Barnett-Cormack" <sambc at nights.force9.co.uk> wrote:

> According to the SPECInt2000 results on an AMD Athlon CPU, the code
> generated by GCC 3.1 is 6% faster on the average (8.2% faster with
> profile feedback) compared to GCC 3.0. The code produced by *GCC 3.0
> is about 2.1% faster compared to 2.95.3*. Tests were done using the
> -O2 -march=athlon command-line options.
> 
> Is that not faster then?

thats a shaky comparison. a LOT of people regard 3.0 to produce /slower/
code than 2.95.3.

It probably depends a lot on what you are compiling, and what you use it
for.
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