A couple of platform compatibility issues...
gschafer at zip.com.au
Sun Jan 5 15:58:42 PST 2003
On Sun, Jan 05, 2003 at 04:20:48PM -0600, Kelledin wrote:
> On Sunday 05 January 2003 05:44 am, Greg Schafer wrote:
> > On another side note, the zlib package defaults its
> > optimization to -O3 which is probably not good with latest
> > gcc's (at least according to my very unscientific
> > decompression tests :-)
> Hmmm...does it just hurt performance in some cases, or does it
> actually introduce erroneous behavior? I've been letting zlib
> build with -O3 for a while now with no problems...but I'm not in
> the habit of benchmarking it.
No harm. It was just consistently slower (but only by approx' a few %). But
like I said, my tests weren't too scientific. But I was fairly certain O3
was producing slower code.
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