Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner AT cygwin DOT com Mail-Followup-To: cygwin AT cygwin DOT com Delivered-To: mailing list cygwin AT cygwin DOT com Date: Wed, 5 Feb 2003 21:37:27 -0500 From: Christopher Faylor To: cygwin AT cygwin DOT com Subject: Re: bison-1.875-1 generates code incompatible with g++ Message-ID: <20030206023727.GF14293@redhat.com> Reply-To: cygwin AT cygwin DOT com Mail-Followup-To: cygwin AT cygwin DOT com References: <005c01c2caf1$f2781400$78d96f83 AT pomello> <20030202194052 DOT GA9584 AT redhat DOT com> <02de01c2cd7b$a5f89b40$78d96f83 AT pomello> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <02de01c2cd7b$a5f89b40$78d96f83@pomello> User-Agent: Mutt/1.5.1i On Thu, Feb 06, 2003 at 01:04:06AM -0000, Max Bowsher wrote: >Christopher Faylor wrote: >> On Sun, Feb 02, 2003 at 07:33:22PM -0000, Max Bowsher wrote: >>> (Ran into this when building setup) >>> >>> bison 1.875 produces this code fragment: >>> >>>> yyerrlab1: >>>> >>>> /* Suppress GCC warning that yyerrlab1 is unused when no action >>>> invokes YYERROR. */ >>>> #if defined (__GNUC_MINOR__) && 2093 <= (__GNUC__ * 1000 + >>>> __GNUC_MINOR__) __attribute__ ((__unused__)) >>>> #endif >>> >>> which compiles with gcc, but g++ doesn't accept attributes on labels. >>> >>> This seems to be a g++ bug. >>> >>> Comments? >> >> Probably one of the mailing lists designed for bison would have >> observations about this: >> >> http://mail.gnu.org/mailman/listinfo >> >> Search for "bison". > >Thanks for the pointer. Turns out this was resolved without my input in >bison-1.875a. > >It is a test release, but the changes seem to be entirely bug fixes. Would >you consider upgrading the Cygwin package to this version? If not, would you >consider taking just the data/yacc.c file from bison-1.875a and releasing a >Cygwin bison-1.875-2? I'm hoping that 1.875a will become an official release soon. If it doesn't I'll probably release it as is. cgf -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Bug reporting: http://cygwin.com/bugs.html Documentation: http://cygwin.com/docs.html FAQ: http://cygwin.com/faq/