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Re: Latest snapshot produces slower code that egcs-1.0.3
- To: bagnara at DI dot Unipi dot IT (Roberto Bagnara)
- Subject: Re: Latest snapshot produces slower code that egcs-1.0.3
- From: hjl at lucon dot org (H.J. Lu)
- Date: Tue, 2 Jun 1998 15:15:59 -0700 (PDT)
- Cc: egcs at cygnus dot com, g++ at cygnus dot com
>
> Hi there,
>
> finally I have been able to compile and run my application
> (a program analyzer written in C++) with a snapshot (egcs-19980531).
> With egcs-19980525 I was able to compile, but the application
> segfaulted on any input. With previous snapshots I was unable
> to compile.
>
> Thanks to all!
>
> The problem now is that my application shows a 30% slowdown
> when compiled with egcs-19980531, i.e., egcs-1.0.3 gives
> a much better performance.
> My platform is i586/Linux. Another maybe useful indication
> is that my code is "STL intensive".
>
> Is there anything I can do to help tracking the problem?
> Thanks again
The current snaphot has at least 2 fatal bugs on x86 and more
on PPro. I hope they will be fixed soon.
H.J.