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posting-host="blaine.gmane.org:195.159.176.226"; logging-data="147012"; mail-complaints-to="usenet@blaine.gmane.org" Cc: Dmitry Gutov , Ivan Yonchovski , 31138@debbugs.gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Tue Apr 23 14:52:44 2019 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1hIuuh-000c5g-O8 for geb-bug-gnu-emacs@m.gmane.org; Tue, 23 Apr 2019 14:52:43 +0200 Original-Received: from localhost ([127.0.0.1]:53338 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hIuug-00029j-Lu for geb-bug-gnu-emacs@m.gmane.org; Tue, 23 Apr 2019 08:52:42 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:53552) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hIutD-0000rq-0B for bug-gnu-emacs@gnu.org; Tue, 23 Apr 2019 08:51:12 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hIuhS-0001XV-OP for bug-gnu-emacs@gnu.org; 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Tue, 23 Apr 2019 08:38:16 -0400 Original-Received: from mail-wr1-f65.google.com ([209.85.221.65]:45256) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1hIugd-0005wE-2z for 31138@debbugs.gnu.org; Tue, 23 Apr 2019 08:38:13 -0400 Original-Received: by mail-wr1-f65.google.com with SMTP id s15so19965376wra.12 for <31138@debbugs.gnu.org>; Tue, 23 Apr 2019 05:38:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chapu-is.20150623.gappssmtp.com; s=20150623; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc:content-transfer-encoding; bh=/G1BmlYmVRVi/dnUklAsJsux+PE6UD+ufeFO1NZLRYc=; b=kbv8S1XFfT3vjktwNVQLcd1ago/xazkyVgG8xOIPwZkBJrVGqmabhRuhzpgNR4XDfv 4ReVtn3FTUtvsN7RWwmgHJpTJNKiZUiqJeYRSz0PYSmoxKmetJTISzyyZLL9SPwnJ2Qg G4g/Tji5ZEvafNcIsllX4xlZFCN7aP8GOVLurOO5jeZhuFeNvjmFvfRLX4RXCHuinAkq 2rjyshJr7CHh2xKWy+YjE0yUtXiNIslpdMF12POHzQZmyWcDusaou6MiHOZduEr5ix/P RW2FbPq6Hr7l3glKpP0Jjw6Fjarmm2/dBui1gKQLU4/iRae9KogkUsEBRigUcOPOq+Uy YPDA== X-Google-DKIM-Signature: v=1; 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I agree, thank you all for working on this. > What applications do we have where en/decoding strings has critical effect on performance? I am thinking to module_make_string Le mar. 23 avr. 2019 =C3=A0 20:15, Eli Zaretskii a =C3=A9cri= t : > > > Cc: sebastien@chapu.is, yyoncho@gmail.com, 31138@debbugs.gnu.org > > From: Dmitry Gutov > > Date: Tue, 23 Apr 2019 14:52:21 +0300 > > > > I wonder if having this optimization built-in in > > decode-coding-string or thereabouts could give us performance gains > > somewhere else as well. > > I thought about this. It could make sense to have a UTF-8 specific > function to encode and decode strings. With encodings other than > UTF-8 it becomes trickier, and probably likewise with buffer text, > where we need to take the gap into account. > > What applications do we have where en/decoding strings has critical > effect on performance? > > > And this particular bug report can probably be closed. > > Assuming the others confirm.