From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Angelo Graziosi Newsgroups: gmane.emacs.devel Subject: Re: Trunk bootstrap failure [Cygwin] Date: Sat, 10 Jul 2010 00:35:34 +0200 Message-ID: <4C37A436.1090400@alice.it> References: <4C326C4F.2010604@alice.it> <4C32F295.7050608@alice.it> <4C344500.9010906@alice.it> <4C3518CD.3030609@alice.it> <4C35A3C6.7080306@alice.it> <4C3728EE.9060904@alice.it> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Trace: dough.gmane.org 1278714951 23641 80.91.229.12 (9 Jul 2010 22:35:51 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Fri, 9 Jul 2010 22:35:51 +0000 (UTC) Cc: emacs To: Dan Nicolaescu Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sat Jul 10 00:35:50 2010 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1OXMAg-0000bS-6l for ged-emacs-devel@m.gmane.org; Sat, 10 Jul 2010 00:35:50 +0200 Original-Received: from localhost ([127.0.0.1]:40211 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1OXMAf-0004wH-Kb for ged-emacs-devel@m.gmane.org; Fri, 09 Jul 2010 18:35:49 -0400 Original-Received: from [140.186.70.92] (port=40527 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1OXMAa-0004wC-4l for emacs-devel@gnu.org; Fri, 09 Jul 2010 18:35:45 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1OXMAZ-0002lx-0X for emacs-devel@gnu.org; Fri, 09 Jul 2010 18:35:44 -0400 Original-Received: from smtp208.alice.it ([82.57.200.104]:34671) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1OXMAW-0002lG-KU; Fri, 09 Jul 2010 18:35:40 -0400 Original-Received: from [82.57.149.209] (82.57.149.209) by smtp208.alice.it (8.5.124.08) id 4C1A27160183DF5E; Sat, 10 Jul 2010 00:35:38 +0200 User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; it; rv:1.9.2.4) Gecko/20100608 Thunderbird/3.1 In-Reply-To: X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:126968 Archived-At: Il 09/07/2010 19.08, Dan Nicolaescu ha scritto: > Angelo Graziosi writes: > >> Il 09/07/2010 1.07, Dan Nicolaescu ha scritto: >>> Angelo Graziosi writes: >>> >>>> Il 08/07/2010 7.54, Dan Nicolaescu ha scritto: >>>>> Angelo Graziosi writes: >>>>> >>>>>> Since 'start_of_text' is not used by Cygwin build, shouldn't 'ecrt0.c' >>>>>> be completely unnecessary? >>>>> >>>>> That's exactly the reason for this discussion: getting rid of ecrt0.c. >>>> >>>> Hmm... bootstrapping rev. 100753 *without* patches (i.e. using >>>> ecrt0.c), shows that: >>>> >>>> $ grep -R start_of_text emacs/inst/usr/local/emacs >>>> >>>> is *empty* (emacs/inst/usr/local/emacs is the Emacs installation >>>> directory). This would mean that the function 'start_of_text' is not >>>> compiled any more in the Cygwin build. Right? >>> >>> Sure, before yesterday it was just sitting there unused. >>> >> >> What about 'ecrt0.c'? It seems that it happens the same for it. >> >> For completeness, the bootstrap (rev. 100755) I did applying *only* >> this patch: >> >> ===================================================== >> --- emacs.orig/configure 2010-07-02 11:27:38.000000000 +0200 >> +++ emacs/configure 2010-07-06 10:45:21.656250000 +0200 >> @@ -5864,7 +5864,7 @@ >> case $opsys in >> cygwin ) >> LIB_MATH= >> - START_FILES='ecrt0.o' >> + START_FILES='pre-crt0.o' >> ;; >> darwin ) >> ## Adding -lm confuses the dynamic linker, so omit it. >> ===================================================== >> >> is still working. > > As expected. Nothing in this area has changed since you tried this a > couple of days ago. > I'd like to make this change. > And in order to plan for the unexpected: if in the next few months you > get weird memory errors, are you willing to test again with this patch reverted? Obviously, but if you prefer, you can leave the things as they stand and I add that patch to my set of personal patches with which I bootstrap Emacs... Ciao, Angelo. --- Tu proverai si' come sa di sale lo pane altrui, e come e' duro calle lo scendere e 'l salir per l'altrui scale. DANTE, Paradiso, xvii 58-60