From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 19727 invoked by alias); 13 Oct 2009 14:09:49 -0000 Received: (qmail 19689 invoked by uid 22791); 13 Oct 2009 14:09:46 -0000 X-SWARE-Spam-Status: No, hits=-2.5 required=5.0 tests=AWL,BAYES_00,SPF_PASS X-Spam-Check-By: sourceware.org Received: from mail.codesourcery.com (HELO mail.codesourcery.com) (38.113.113.100) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Tue, 13 Oct 2009 14:09:42 +0000 Received: (qmail 24844 invoked from network); 13 Oct 2009 14:09:40 -0000 Received: from unknown (HELO orlando) (pedro@127.0.0.2) by mail.codesourcery.com with ESMTPA; 13 Oct 2009 14:09:40 -0000 From: Pedro Alves To: gdb@sourceware.org, Eli Zaretskii Subject: Re: A strange gcc behavior, and an argument against -Wno-unused Date: Tue, 13 Oct 2009 14:09:00 -0000 User-Agent: KMail/1.9.10 Cc: tromey@redhat.com, dave.korn.cygwin@googlemail.com, msnyder@vmware.com References: <4ACFD8B7.4090902@vmware.com> <200910101950.27107.pedro@codesourcery.com> <83d44vjaiy.fsf@gnu.org> In-Reply-To: <83d44vjaiy.fsf@gnu.org> MIME-Version: 1.0 Content-Disposition: inline Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <200910131509.40897.pedro@codesourcery.com> X-IsSubscribed: yes 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: 2009-10/txt/msg00237.txt.bz2 Since Michael has committed his patch meanwhile, in the interest of moving a bit forward, how 'bout we give this a try, then? No new warnings caught on an 'x86_64-linux --enable-targets=all' at -O2 build. -- Pedro Alves 2009-10-13 Pedro Alves gdb/ * configure.ac (build_warnings): Add -Wunused-value. * configure: Regenerate. --- gdb/configure | 2 +- gdb/configure.ac | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) Index: src/gdb/configure.ac =================================================================== --- src.orig/gdb/configure.ac 2009-10-11 15:53:33.000000000 +0100 +++ src/gdb/configure.ac 2009-10-11 15:54:10.000000000 +0100 @@ -1542,7 +1542,7 @@ fi # gdb/doc/gdbint.texinfo. build_warnings="-Wall -Wdeclaration-after-statement -Wpointer-arith \ -Wformat-nonliteral -Wno-pointer-sign \ --Wno-unused -Wno-switch -Wno-char-subscripts" +-Wno-unused -Wunused-value -Wno-switch -Wno-char-subscripts" # Enable -Wno-format by default when using gcc on mingw since many # GCC versions complain about %I64. Index: src/gdb/configure =================================================================== --- src.orig/gdb/configure 2009-10-11 15:53:33.000000000 +0100 +++ src/gdb/configure 2009-10-11 15:54:10.000000000 +0100 @@ -13117,7 +13117,7 @@ fi # gdb/doc/gdbint.texinfo. build_warnings="-Wall -Wdeclaration-after-statement -Wpointer-arith \ -Wformat-nonliteral -Wno-pointer-sign \ --Wno-unused -Wno-switch -Wno-char-subscripts" +-Wno-unused -Wunused-value -Wno-switch -Wno-char-subscripts" # Enable -Wno-format by default when using gcc on mingw since many # GCC versions complain about %I64.