From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gcc-bugs-return-399438-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org>
Received: (qmail 29457 invoked by alias); 25 Aug 2012 09:53:48 -0000
Received: (qmail 29446 invoked by uid 22791); 25 Aug 2012 09:53:47 -0000
X-SWARE-Spam-Status: No, hits=-4.3 required=5.0	tests=ALL_TRUSTED,AWL,BAYES_00,KHOP_THREADED
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; Sat, 25 Aug 2012 09:53:35 +0000
From: "paolo at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c++/51421] [c++0x] ICE with invalid use of auto
Date: Sat, 25 Aug 2012 09:53:00 -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: ice-checking, ice-on-invalid-code
X-Bugzilla-Severity: normal
X-Bugzilla-Who: paolo at gcc dot gnu.org
X-Bugzilla-Status: ASSIGNED
X-Bugzilla-Priority: P3
X-Bugzilla-Assigned-To: paolo.carlini at oracle dot com
X-Bugzilla-Target-Milestone: 4.8.0
X-Bugzilla-Changed-Fields:
Message-ID: <bug-51421-4-S4qWN8zf9f@http.gcc.gnu.org/bugzilla/>
In-Reply-To: <bug-51421-4@http.gcc.gnu.org/bugzilla/>
References: <bug-51421-4@http.gcc.gnu.org/bugzilla/>
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: <gcc-bugs.gcc.gnu.org>
List-Archive: <http://gcc.gnu.org/ml/gcc-bugs/>
List-Post: <mailto:gcc-bugs@gcc.gnu.org>
List-Help: <mailto:gcc-bugs-help@gcc.gnu.org>
Sender: gcc-bugs-owner@gcc.gnu.org
X-SW-Source: 2012-08/txt/msg01710.txt.bz2

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51421

--- Comment #3 from paolo at gcc dot gnu.org <paolo at gcc dot gnu.org> 2012-08-25 09:53:34 UTC ---
Author: paolo
Date: Sat Aug 25 09:53:30 2012
New Revision: 190665

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=190665
Log:
/cp
2012-08-25  Paolo Carlini  <paolo.carlini@oracle.com>

    PR c++/51421
    * decl2.c (mark_used): Consistently return false after errors
    about uses before deduction of auto.
    * semantics.c (finish_id_expression): Check mark_used return
    value and return error_mark_node in case of failure.

/testsuite
2012-08-25  Paolo Carlini  <paolo.carlini@oracle.com>

    PR c++/51421
    * g++.dg/cpp0x/auto34.C: New.

Added:
    trunk/gcc/testsuite/g++.dg/cpp0x/auto34.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/decl2.c
    trunk/gcc/cp/semantics.c
    trunk/gcc/testsuite/ChangeLog