From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.ciao.gmane.io!not-for-mail From: Richard Copley Newsgroups: gmane.emacs.devel Subject: Re: Reliable after-change-functions (via: Using incremental parsing in Emacs) Date: Sat, 4 Apr 2020 19:56:38 +0100 Message-ID: References: <83v9mkz5oo.fsf@gnu.org> <83pncsym6l.fsf@gnu.org> <4a9d6bb2-458d-89b0-5389-d1f883ef24a1@yandex.ru> <20200401135237.GA6240@ACM> <20200404110643.GB5329@ACM> <8a5e50ce-1ca6-078b-7e4b-b7849207092d@yandex.ru> <20200404123613.GE5329@ACM> <837dyvv1yq.fsf@gnu.org> <05ef31a9-a75e-4bbc-2c80-70d581baa0e9@yandex.ru> <83y2rbtddx.fsf@gnu.org> <83tv1ztd24.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Injection-Info: ciao.gmane.io; posting-host="ciao.gmane.io:159.69.161.202"; logging-data="19464"; mail-complaints-to="usenet@ciao.gmane.io" Cc: Emacs Development To: Andrea Corallo Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Sat Apr 04 20:57:37 2020 Return-path: Envelope-to: ged-emacs-devel@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1jKnz7-0004yl-Os for ged-emacs-devel@m.gmane-mx.org; Sat, 04 Apr 2020 20:57:37 +0200 Original-Received: from localhost ([::1]:41540 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jKnz6-0005Zi-Qx for ged-emacs-devel@m.gmane-mx.org; Sat, 04 Apr 2020 14:57:36 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:43757) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jKnyd-00059s-Rp for emacs-devel@gnu.org; Sat, 04 Apr 2020 14:57:08 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1jKnyc-0005nl-14 for emacs-devel@gnu.org; Sat, 04 Apr 2020 14:57:07 -0400 Original-Received: from mail-ot1-x342.google.com ([2607:f8b0:4864:20::342]:35549) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1jKnyb-0005nZ-TC for emacs-devel@gnu.org; Sat, 04 Apr 2020 14:57:05 -0400 Original-Received: by mail-ot1-x342.google.com with SMTP id v2so11015818oto.2 for ; Sat, 04 Apr 2020 11:57:05 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=itWYTU4blODEMdbjpwkLSwtl3h9Cfou28V3HCo5YAYU=; b=ZYeodH1pJfXdIv+xZk+wzz97IgYTvrvGGpv6mcZPSE1vAKeFX/tEyUH+BThoMlMwD6 qgHE5VPgZWOUKL/GBbAv+qOyp8uru2wHlKauTYzsuz17dFXPiMBH6Z7HLah9q8cCsaGR r2wKNhTwWMPtqL1LiJJ7umlbNthFK7tv608c2b9f8vJGYj//mqaG+lmPiAUqU0/8erI9 DWdyt7E62O2PJORyr7yPuxVWr21cX2axHUY25Nrao0MXqMikYBxHi/4XMGllkbdnwriQ RqsLpv4HwpXTY43gbYGnyLhAOI0bY9IqY0D4MfKzmYvq5vjFfVc8d4PfcUJm4GZAvqtV etOg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=itWYTU4blODEMdbjpwkLSwtl3h9Cfou28V3HCo5YAYU=; b=TGOZajjw7Q+uySxw/lj22JPGCV92S+B+QwKdXMMKaSvRqZCEvlzQUGt5knPB67JjMx 5A/ZUWn/EifFubeIhx3L8NTf0WXXKU3WozY2hwEeluXqeRH8bfL4seuHKa2kVSoCHcH0 oNa8e+Z4mIMpt433ngsgSWlgOLa3cLH3eItEMZo5WSMVusDdNHqsv+6S5dLJD6MRHfh4 2/2f4dz/2CHLCiflNjBU0869rVOPy3sI10evtWy2e3HrNxUotH/Ig4E88ttZF/GwjS/0 BFfacv9lC1/VuXkKOB6lq6kwx3prFIkjlR0ARb4qnrKu9OaQtA4XDPzUYfHvetjB8QUI nBZA== X-Gm-Message-State: AGi0PubvaCl+tFkto7Hls/mZjCg1GvQp9l+0et4uWheN9d7HUZsp214f Fcst14CsjnfhpDN+M0RcKnmffl0Jdl+3hfvudjc= X-Google-Smtp-Source: APiQypIR+aFZ80GPPpTmBcMb18RUZSZ8wUsjRK1J+VCRMb4zY8iadRaNaDpHsMmvGeH6Ip/+sM2fG0wOu1yAh6U6LGg= X-Received: by 2002:a9d:60b:: with SMTP id 11mr11351703otn.126.1586026625008; Sat, 04 Apr 2020 11:57:05 -0700 (PDT) In-Reply-To: X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::342 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:246422 Archived-At: On Sat, 4 Apr 2020 at 19:29, Andrea Corallo wrote: > The fact that -Og is slower then -O0 is very sad but also interesting. Yeah. Among its other selling points, it should give "a reasonable level of optimization" [1]. [1] https://gcc.gnu.org/onlinedocs/gcc/Optimize-Options.html#index-Og > Which (I guess) GCC version are you on? GCC 9.3.0, for/on 64-bit Windows, built by MSYS2. > Generally speaking I suspect -Og is not very much tested, especially > performance wise.