This is the mail archive of the
gcc-prs@gcc.gnu.org
mailing list for the GCC project.
Re: libstdc++/8761: poor fstream performance
- From: Phil Edwards <phil at jaj dot com>
- To: nobody at gcc dot gnu dot org
- Cc: gcc-prs at gcc dot gnu dot org,
- Date: 30 Nov 2002 01:36:01 -0000
- Subject: Re: libstdc++/8761: poor fstream performance
- Reply-to: Phil Edwards <phil at jaj dot com>
The following reply was made to PR libstdc++/8761; it has been noted by GNATS.
From: Phil Edwards <phil@jaj.com>
To: wj178839@wp.pl
Cc: gcc-gnats@gcc.gnu.org
Subject: Re: libstdc++/8761: poor fstream performance
Date: Fri, 29 Nov 2002 20:31:26 -0500
On Sat, Nov 30, 2002 at 12:23:16AM -0000, wj178839@wp.pl wrote:
> >Environment:
> Hardware: Intel P3 600Mz, 192MB
> OS: Debian Woody 3.0
> Compiling options: --enable-languages=c,c++
> >Description:
> Code using streams executes very slowly (3 times at my P3 600Mhz). No
> optimization flags helped (I tried -O3 -O2 -O0).
"3 times" doesn't tell us a thing. "3 times" /what/?
> >Fix:
>
A few people have complained that the I/O is slow, but nobody's done the
work to write a patch.
Phil
--
I would therefore like to posit that computing's central challenge, viz. "How
not to make a mess of it," has /not/ been met.
- Edsger Dijkstra, 1930-2002