From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 31636 invoked by alias); 5 Jan 2013 13:28:11 -0000 Received: (qmail 31610 invoked by uid 22791); 5 Jan 2013 13:28:10 -0000 X-SWARE-Spam-Status: No, hits=-5.0 required=5.0 tests=AWL,BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FROM,KHOP_RCVD_TRUST,KHOP_THREADED,RCVD_IN_DNSWL_LOW,RCVD_IN_HOSTKARMA_YE X-Spam-Check-By: sourceware.org Received: from mail-vc0-f177.google.com (HELO mail-vc0-f177.google.com) (209.85.220.177) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Sat, 05 Jan 2013 13:28:04 +0000 Received: by mail-vc0-f177.google.com with SMTP id m8so17556749vcd.36 for ; Sat, 05 Jan 2013 05:28:04 -0800 (PST) MIME-Version: 1.0 Received: by 10.52.38.163 with SMTP id h3mr70457737vdk.35.1357392484027; Sat, 05 Jan 2013 05:28:04 -0800 (PST) Received: by 10.220.23.197 with HTTP; Sat, 5 Jan 2013 05:28:03 -0800 (PST) In-Reply-To: <20130105075300.GG3567@adacore.com> References: <12972.1357230104__33958.3243280233$1357230256$gmane$org@usendtaylorx2l> <87hamy42ua.fsf@fleche.redhat.com> <20130104041232.GA3567@adacore.com> <20130105075300.GG3567@adacore.com> Date: Sat, 05 Jan 2013 13:28:00 -0000 Message-ID: Subject: Re: stabs support in binutils, gcc, and gdb From: David Edelsohn To: Joel Brobecker Cc: Tom Tromey , David Taylor , binutils@sourceware.org, gcc@gcc.gnu.org, gdb@sourceware.org Content-Type: text/plain; charset=ISO-8859-1 Mailing-List: contact gdb-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-owner@sourceware.org X-SW-Source: 2013-01/txt/msg00024.txt.bz2 On Sat, Jan 5, 2013 at 2:53 AM, Joel Brobecker wrote: >> > Can you please clarify what "GNU ld is not completely usable" means? >> > Is that referring to DWARF support? to compatibility with specific AIX >> > releases? to compatibility with AIX DWARF feature? >> >> Sorry, I meant what "GNU ld is now completely usable" means because I >> believe that it actually is NOT completely usable on AIX. > > AdaCore has successfully switched to GNU ld on AIX, tested on AIX > version 5.x and 7.x. We use a version derived from an old HEAD, > I believe, but the latest release might have all the necessary > changes. I cannot tell you that it's perfect, and some options > provided by the native linker might not be implemented (particularly > the options relating to TOCs). But we released GNAT Pro 7.0.1/7.0.2 > using GNU ld early last year, and I don't remember seeing any real > problem being reported. > > We had to do some changes, and make some fixes, mostly done by > Tristan, and normally they should have been contributed to the > FSF tree. Overall, I think we're pretty happy with GNU ld as > of now. It does not look like the changes were merged into the FSF tree. This also does not support some of the more recent AIX features added to GCC. I also infer that Adacore continues to use the AIX assembler, not GNU as. Thanks, David