From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 21657 invoked by alias); 22 Oct 2013 13:08:02 -0000 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 Received: (qmail 21003 invoked by uid 55); 22 Oct 2013 13:07:55 -0000 From: "sgk at troutmask dot apl.washington.edu" To: gcc-bugs@gcc.gnu.org Subject: [Bug fortran/58813] SIGSEGV in show_locus at error.c:310 Date: Tue, 22 Oct 2013 13:08:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: fortran X-Bugzilla-Version: 4.8.2 X-Bugzilla-Keywords: error-recovery, ice-on-invalid-code X-Bugzilla-Severity: normal X-Bugzilla-Who: sgk at troutmask dot apl.washington.edu X-Bugzilla-Status: REOPENED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2013-10/txt/msg01608.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58813 --- Comment #7 from Steve Kargl --- On Tue, Oct 22, 2013 at 06:40:22AM +0000, zeccav at gmail dot com wrote: > http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58813 > > --- Comment #6 from Vittorio Zecca --- > I found that > export MALLOC_PERTURB_=256 > produces a quiet NaN. I'll use this one in my .bashrc > It seems to me that the earlier symptom of malfunctioning > is in symbol.c:5001 " dummies = sym->formal;" where sym points the wrong way. What happens if you use -fmax-errors=1?