From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 27188 invoked by alias); 2 Dec 2011 14:59:54 -0000 Received: (qmail 27177 invoked by uid 22791); 2 Dec 2011 14:59:53 -0000 X-SWARE-Spam-Status: No, hits=-2.9 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00 X-Spam-Check-By: sourceware.org Received: from localhost (HELO gcc.gnu.org) (127.0.0.1) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Fri, 02 Dec 2011 14:59:41 +0000 From: "stevenb.gcc at gmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug bootstrap/51388] Configure failure to detect unsupported warning options for non-bootstrap builds (including cross builds) Date: Fri, 02 Dec 2011 14:59:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: bootstrap X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: stevenb.gcc at gmail dot com X-Bugzilla-Status: WAITING X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2011-12/txt/msg00169.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D51388 --- Comment #3 from stevenb.gcc at gmail dot com 2011-12-02 14:59:37 UTC --- On Fri, Dec 2, 2011 at 3:51 PM, rguenth at gcc dot gnu.org wrote: > I see > >> gcc-4.3 -c -Wno-narrowing t.c -DHAVE_ARG > cc1: error: unrecognized command line option "-Wno-narrowing" > > with FSF GCC 4.3.6. =C2=A0So, are you sure this isn't behavior caused by > vendor patches? =C2=A0(openSUSE GCC 4.3 also works) What do you see with "gcc-4.3 -c -Wno-narrowing t.c"? FWIW this is Debian GCC 4.3.2-1.1 on gcc17.