From owner-freebsd-current Sat May 4 17:43:23 2002 Delivered-To: freebsd-current@freebsd.org Received: from mailman.zeta.org.au (mailman.zeta.org.au [203.26.10.16]) by hub.freebsd.org (Postfix) with ESMTP id 9C47437B404 for ; Sat, 4 May 2002 17:43:17 -0700 (PDT) Received: from bde.zeta.org.au (bde.zeta.org.au [203.2.228.102]) by mailman.zeta.org.au (8.9.3/8.8.7) with ESMTP id KAA26712; Sun, 5 May 2002 10:43:04 +1000 Date: Sun, 5 May 2002 10:44:44 +1000 (EST) From: Bruce Evans X-X-Sender: bde@gamplex.bde.org To: freebsd-current@FreeBSD.ORG Cc: Brian Somers , Martin Blapp Subject: Re: CURRENT and P-IV problems In-Reply-To: <20020504152627.A8162@dragon.nuxi.com> Message-ID: <20020505103933.L710-100000@gamplex.bde.org> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On Sat, 4 May 2002, David O'Brien wrote: > On Sat, May 04, 2002 at 09:26:33PM +0100, Brian Somers wrote: > > Try disabling -pipe when building the compiler. This seems to make > > things more stable here (CFLAGS=-O in /etc/make.conf) - as if > > building the kernel with -pipe sometimes produces a kernel that > > subsequently murders the compiler with sig11/sig4 all the time. > > If so, then we have a bug in our pipe ('|', not 'gcc -pipe') > implimentation. I have seen signs of a generic pipe bug in vi: vi's i/o buffer for pipes is sometimes invalid (kern/sys_pipe.c:pipe_build_write_buffer() gets an error faulting it in). This doesn't usually cause signals; it just confuses vi. Bruce To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message