Re: [HACKERS] Sun performance - Major discovery!

From: Peter Eisentraut <peter_e(at)gmx(dot)net>
To: Marko Karppinen <marko(at)karppinen(dot)fi>
Cc: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>, PostgreSQL Performance <pgsql-performance(at)postgresql(dot)org>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: [HACKERS] Sun performance - Major discovery!
Date: 2003-10-14 15:13:52
Message-ID: Pine.LNX.4.44.0310141708040.22628-100000@peter.localdomain
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Marko Karppinen writes:

> GCC sets __FAST_MATH__ even if you counter a -ffast-math with the
> negating flags above. This means that it is not currently possible to
> use the -fast flag when compiling PostgreSQL at all. Instead, you have
> to go through all the flags Apple is setting and only pass on those
> that don't break pg.

That sounds perfectly reasonable to me. Why should we develop elaborate
workarounds for compiler flags that are known to create broken code? I
also want to point out that I'm getting kind of tired of developing more
and more workarounds for sloppy Apple engineering.

--
Peter Eisentraut peter_e(at)gmx(dot)net

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