From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Daniel Colascione Newsgroups: gmane.emacs.devel Subject: Re: Defending GCC considered futile Date: Tue, 10 Feb 2015 00:30:03 -0800 Message-ID: <54D9C18B.7060302@dancol.org> References: <20150207202952.1042BC00A6@snark.thyrsus.com> <87wq3rocqb.fsf@uwakimon.sk.tsukuba.ac.jp> <20150209172445.290dc20e@jabberwock.cb.piermont.com> <83mw4m8mi8.fsf@gnu.org> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="UMvUjLm619UTQnwscrHtbwgiGGuHEWpk6" X-Trace: ger.gmane.org 1423557037 21401 80.91.229.3 (10 Feb 2015 08:30:37 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 10 Feb 2015 08:30:37 +0000 (UTC) Cc: esr@snark.thyrsus.com, stephen@xemacs.org, rms@gnu.org, emacs-devel@gnu.org To: Eli Zaretskii , "Perry E. Metzger" Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Tue Feb 10 09:30:35 2015 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1YL6DK-0005Nc-Nk for ged-emacs-devel@m.gmane.org; Tue, 10 Feb 2015 09:30:34 +0100 Original-Received: from localhost ([::1]:38362 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YL6DJ-0001ZP-WC for ged-emacs-devel@m.gmane.org; Tue, 10 Feb 2015 03:30:34 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:47815) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YL6Cv-0001ZI-Ov for emacs-devel@gnu.org; Tue, 10 Feb 2015 03:30:15 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YL6Cr-0008OK-Vw for emacs-devel@gnu.org; Tue, 10 Feb 2015 03:30:09 -0500 Original-Received: from dancol.org ([2600:3c01::f03c:91ff:fedf:adf3]:54595) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YL6Cr-0008M4-MZ for emacs-devel@gnu.org; Tue, 10 Feb 2015 03:30:05 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=dancol.org; s=x; h=Content-Type:In-Reply-To:References:Subject:CC:To:MIME-Version:From:Date:Message-ID; bh=yc+zzg5H4zQyh+sAmI0IOH/RRJT80SnG91NSwM1CmHQ=; b=Fznl8gQDzKLofkqtF8ZN+TLcFJ+0rYNL8hlDkKe6CTjiPLcGwagSuRHlHvs+LP++lkz6n06De41KNoj2g+XD4PMsuBdpaWn5CE5kM32foLKD+9Roh08W+893OlzVb+O6XJKjHoegYTjiIMrdnEIyMVTuTLefy3tT7035p6UIID+nx1+pHlPwFK5iKsdOQFeTFYEJTFWngr1a5JiG997nevGBYQnx8SlBGH4SjSY3OCE3H1/ag6lwka/mlptcq11I+gsIbV3XAHDotWctAR7nFkSVqImZK1q1PDThAYrEJP52cYgTvQSsmF4n0OuaGj7dkyKSPJMtNWY6NV2wS/QQAg==; Original-Received: from [2601:8:b240:93::2b1] by dancol.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.84) (envelope-from ) id 1YL6Cq-0000OL-Cl; Tue, 10 Feb 2015 00:30:04 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.4.0 In-Reply-To: <83mw4m8mi8.fsf@gnu.org> X-detected-operating-system: by eggs.gnu.org: Error: Malformed IPv6 address (bad octet value). X-Received-From: 2600:3c01::f03c:91ff:fedf:adf3 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 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.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:182788 Archived-At: This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --UMvUjLm619UTQnwscrHtbwgiGGuHEWpk6 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: quoted-printable On 02/09/2015 07:37 PM, Eli Zaretskii wrote: >> Date: Mon, 9 Feb 2015 17:24:45 -0500 >> From: "Perry E. Metzger" >> Cc: esr@snark.thyrsus.com, "Stephen J. Turnbull" ,= >> emacs-devel@gnu.org >> >> On Mon, 09 Feb 2015 17:06:52 -0500 Richard Stallman >> wrote: >>> They must have worked for a long long time >>> to replace the capabilities GDB already had. >> >> No, actually. Because the rest of the compiler wasn't intentionally >> made non-modular, it was possible for the LLDB team to re-use the >> code from the rest of the toolchain. LLDB doesn't need things like its= >> own expression parsing and interpretation code because it can call >> into Clang/LLVM at will. >=20 > Parsing source-code expression is a very small part of what GDB does. > So this is a red herring. It's also one of the most frustrating parts of GDB. Subtle problems in parsing C++ (who can blame GDB for that?) often make it difficult to produce certain expressions in that language, especially in programs with complicated templates. If GDB were able to reuse a common parsing system, AST library, and completion engine, it would be both smaller and more robust. --UMvUjLm619UTQnwscrHtbwgiGGuHEWpk6 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBCAAGBQJU2cGLAAoJEN4WImmbpWBl42MP/1DrKyS7I5lf08R8qEELf8Gq Os3TmCOjDAWSmB7caSqR4RvDlqcd6GCpKl6pGTAKpek0OX36EX++FkiJwoviYePD Rd0RagTr6SbulvQXGORtYiAqBDjM5hkjVpMhNZNWmXDZNZkjZzsLxA7i842E2q2f YVsKDLnWcem8LVnyupQA48tVkOHUWQQtV3O3uYeX+WhMSAqKe2OczxukUIP8fLED 98kUahb+quc7EHgpERhcOuomUJdJl5HIynCYG96VaeGup/9b1kTm34CQg8qUjcGQ UkttswzMBMPwsS+0E5ubhJqNlT0oj9b4BOaR/NNve5ZU7TtXZuDdOiOveVov9drk AIFfZHzqGgmPsCi/+zCyluzGf1mNDjKSRjjV4HiPR44U5NIev1K/jrLGsnHZKl5U ZEErEnwd3hv/qUzwXUT8fREGqVeWLrKXxzAXZ/u2P6/N2Q1DPEdmpRCVQtvl68pP FfvK0LAecsmzXOkK0yDcHQWspkwWLrrtI+9xinZD4US7gY0iHvNFHaKnXNZ+uSbg VRBTxxJzGXUVfWEat0tfSd2d37cM0xQBvYVEPaENxrNisbI3laeFDijsXDZWoV/e Bp7KGGRHFqzsSjwdVplPECbFWBUmgdiXwD2RnuEFD8iczLcDxlxodISV146MtGfd GAw/HpOu6e5Imey4MDNW =33SP -----END PGP SIGNATURE----- --UMvUjLm619UTQnwscrHtbwgiGGuHEWpk6--