| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Neil Conway <neilc(at)samurai(dot)com> |
| Cc: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>, Jeff <threshar(at)torgo(dot)978(dot)org>, PostgreSQL Performance <pgsql-performance(at)postgresql(dot)org>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Sun performance - Major discovery! |
| Date: | 2003-10-09 00:06:59 |
| Message-ID: | 5961.1065658019@sss.pgh.pa.us |
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| Lists: | pgsql-hackers pgsql-performance |
Neil Conway <neilc(at)samurai(dot)com> writes:
> On Wed, 2003-10-08 at 14:31, Bruce Momjian wrote:
>> Well, this is really embarassing. I can't imagine why we would not set
>> at least -O on all platforms.
I believe that autoconf will automatically select -O2 (when CFLAGS isn't
already set) *if* it's chosen gcc. It won't select anything for vendor
ccs.
> Can we get these optimizations enabled in time for the next 7.4 beta?
I think it's too late in the beta cycle to add optimization flags except
for platforms we can get specific success results for. (Solaris is
probably okay for instance.) The risk of breaking things seems too
high.
regards, tom lane
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