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Re: Compiling Elisp to a native code with a GCC plugin
From: |
Andreas Schwab |
Subject: |
Re: Compiling Elisp to a native code with a GCC plugin |
Date: |
Wed, 15 Sep 2010 17:31:22 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/23.2 (gnu/linux) |
Lars Magne Ingebrigtsen <address@hidden> writes:
> So you end up with
>
> (or (looking-at "foo ") (search-forward "\nfoo "))
>
> which creates a regexp, anyway, and seems clumsy.
>
> So what I wonder is whether there is a smarter way to do this, in
> general. (I'm assuming that a simple string search is faster than a
> regexp search, but I've never actually benchmarked this.)
Trivial regexp searches are already optimized to bypass the regexp
engine. Doing a similar check in looking-at might be worthwhile.
Andreas.
--
Andreas Schwab, address@hidden
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
- Re: Compiling Elisp to a native code with a GCC plugin, (continued)
Re: Compiling Elisp to a native code with a GCC plugin, Leo, 2010/09/15
Re: Compiling Elisp to a native code with a GCC plugin, Stefan Monnier, 2010/09/15
Re: Compiling Elisp to a native code with a GCC plugin, Helmut Eller, 2010/09/15
Re: Compiling Elisp to a native code with a GCC plugin, Stefan Monnier, 2010/09/15
Re: Compiling Elisp to a native code with a GCC plugin, Lars Magne Ingebrigtsen, 2010/09/15
Re: Compiling Elisp to a native code with a GCC plugin,
Andreas Schwab <=
Re: Compiling Elisp to a native code with a GCC plugin, Lars Magne Ingebrigtsen, 2010/09/15
Re: Compiling Elisp to a native code with a GCC plugin, Andreas Schwab, 2010/09/15
Re: Compiling Elisp to a native code with a GCC plugin, Lars Magne Ingebrigtsen, 2010/09/16
Re: Compiling Elisp to a native code with a GCC plugin, Stefan Monnier, 2010/09/15
Re: Compiling Elisp to a native code with a GCC plugin, Lars Magne Ingebrigtsen, 2010/09/15
Re: Compiling Elisp to a native code with a GCC plugin, Leo, 2010/09/15
Re: Compiling Elisp to a native code with a GCC plugin, Lars Magne Ingebrigtsen, 2010/09/15
Re: Compiling Elisp to a native code with a GCC plugin, David Kastrup, 2010/09/15
Re: Compiling Elisp to a native code with a GCC plugin, Leo, 2010/09/15
Re: Compiling Elisp to a native code with a GCC plugin, David Kastrup, 2010/09/15