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Re: replacement slowdown

X-seq: zsh-workers 21160
From: Clint Adams <clint@xxxxxxx>
To: Bart Schaefer <schaefer@xxxxxxxxxxxxxxxx>
Subject: Re: replacement slowdown
Date: Fri, 22 Apr 2005 23:19:07 -0400
Cc: zsh-workers@xxxxxxxxxx
In-reply-to: <1050423031422.ZM3881@xxxxxxxxxxxxxxxxxxxxxxx>
Mail-followup-to: Bart Schaefer <schaefer@xxxxxxxxxxxxxxxx>, zsh-workers@xxxxxxxxxx
Mailing-list: contact zsh-workers-help@xxxxxxxxxx; run by ezmlm
References: <20050422232316.GA27665@xxxxxxxxxxx> <1050423031422.ZM3881@xxxxxxxxxxxxxxxxxxxxxxx>

> +       * 20500: Misc/globtests, Src/glob.c, Src/pattern.c, Src/zsh.h,
> +       Src/Zle/complist.c, Test/D02glob.ztst: Use unmetafied strings
> +       in patterns more;

> Any or all of those could be contributing to slowness in the example you
> gave.  Someone will have to run both versions through a profiler.

Well, I haven't profiled 4.2.1, but in 4.2.5, it's spending all its time
in ztrsub (called 57093 times) in pattryrefs.

> BTW, did you check that both builds used the same compiler optimization
> settings?

Yes.

Follow-Ups:
- Re: replacement slowdown
  - From: Bart Schaefer
- Re: replacement slowdown
  - From: Bart Schaefer

References:
- replacement slowdown
  - From: Clint Adams
- Re: replacement slowdown
  - From: Bart Schaefer

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