From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 24739 invoked by alias); 28 Jun 2013 18:52:22 -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 24714 invoked by uid 48); 28 Jun 2013 18:52:19 -0000 From: "anlauf at gmx dot de" To: gcc-bugs@gcc.gnu.org Subject: [Bug fortran/57749] -ffpe-trap=zero or invalid produces SIGFPE on complex zero ** 1e0 Date: Fri, 28 Jun 2013 18:52:00 -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: 4.8.1 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: anlauf at gmx dot de X-Bugzilla-Status: UNCONFIRMED 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: cc 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: 2013-06/txt/msg01772.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57749 Harald Anlauf changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |anlauf at gmx dot de --- Comment #1 from Harald Anlauf --- I can reproduce the exception only for -O0, but not for -O1. Note that the exponent is real (1e0), not an integer, and x**y is singular for x=0 and arbitrary y. Did you expect that the result should be well-defined?