From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 17078 invoked by alias); 22 Mar 2012 10:09:43 -0000 Received: (qmail 17063 invoked by uid 22791); 22 Mar 2012 10:09:41 -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; Thu, 22 Mar 2012 10:09:28 +0000 From: "jakub at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug c/52577] __builtin_shuffle -Wunused-but-set-* false positives Date: Thu, 22 Mar 2012 10:11:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: jakub at gcc dot gnu.org X-Bugzilla-Status: ASSIGNED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: jakub at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.7.1 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" 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: 2012-03/txt/msg01864.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52577 --- Comment #4 from Jakub Jelinek 2012-03-22 10:08:56 UTC --- Author: jakub Date: Thu Mar 22 10:08:49 2012 New Revision: 185682 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=185682 Log: Backported from mainline 2012-03-13 Jakub Jelinek PR c/52577 * c-parser.c (c_parser_postfix_expression) : Call mark_exp_read on argument values. * gcc.dg/Wunused-var-3.c: New test. Added: branches/gcc-4_7-branch/gcc/testsuite/gcc.dg/Wunused-var-3.c Modified: branches/gcc-4_7-branch/gcc/ChangeLog branches/gcc-4_7-branch/gcc/c-parser.c branches/gcc-4_7-branch/gcc/testsuite/ChangeLog