Mailing-List: contact cygwin-help@cygwin.com; run by ezmlm List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner@cygwin.com Mail-Followup-To: cygwin@cygwin.com Delivered-To: mailing list cygwin@cygwin.com Reply-To: Cygwin List Message-Id: <6.0.1.1.0.20040314184615.038df3a8@127.0.0.1> X-Sender: Date: Sun, 14 Mar 2004 21:11:09 -0500 To: "Ben Taylor" , "Cygwin List" From: Larry Hall Subject: RE: Using gcc 3.3.3 In-Reply-To: References: <6.0.1.1.0.20040314135245.03478640@127.0.0.1> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" 'man patch'. But according to Chris, who knows more about Cygwin's gcc than I do, -mno-cygwin should be configurable with vanilla gcc sources. So, if you're having difficulty with your locally built gcc/g++, you'll need to figure out what's different in your environment. Larry At 03:58 PM 3/14/2004, you wrote: >How do I apply patches to my existing Cygwin installation? > > >> -----Original Message----- >> From: Larry Hall [mailto:cygwin-lh@cygwin.com] >> Sent: 14 March 2004 18:59 >> To: Ben Taylor; cygwin@cygwin.com >> Subject: Re: Using gcc 3.3.3 >> >> >> At 09:50 AM 3/14/2004, you wrote: >> >Hi >> > >> >I have got Cygwin running on my windows XP pc, using gcc 3.3.1. >> I downloaded >> >gcc 3.3.3 release, and managed to build it, however when I tried >> to compile >> >a windows application using it it compiled ok but gave a linker error >> >'couldn't find crt2.o'. It gave this error when I was trying to compile >> >with -mno-cygwin, which worked with gcc 3.3.1. I found that this >> file was in >> >c:/cygwin/lib/mingw, but passing an option on to the linker such >> >as -Wl,"-Lc:/cygwin/lib/mingw" or other variations on this didn't work. >> >However when I copied the crt2.o file to c:/cygwin/lib, it >> worked! But then >> >I read that -mno-cygwin wasn't included on gcc 3.3.3. So was >> this a fluke? >> >Or is there a standard way to use gcc 3.3.3 on cygwin? >> > >> >Also if I used g++ 3.3.3 to compile but g++ 3.3.1 that came with >> cygwin to >> >link, it also works fine! Is it then actually using the benefits >> of the more >> >modern version? >> >> >> The gcc compiler suite for Cygwin contains patches to include the >> '-mno-cygwin' switch. Since gcc 3.3.3 isn't part of the Cygwin >> distribution yet, you would need to patch your local version if >> you want this functionality prior to it's inclusion in Cygwin. -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Problem reports: http://cygwin.com/problems.html Documentation: http://cygwin.com/docs.html FAQ: http://cygwin.com/faq/