From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 3126 invoked by alias); 12 Jun 2010 12:15:29 -0000 Received: (qmail 3051 invoked by uid 48); 12 Jun 2010 12:15:11 -0000 Date: Sat, 12 Jun 2010 12:15:00 -0000 Message-ID: <20100612121511.3050.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug fortran/29383] Fortran 2003/F95[TR15580:1999]: Floating point exception (IEEE) support In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "burnus at gcc dot gnu dot org" 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: 2010-06/txt/msg01400.txt.bz2 ------- Comment #4 from burnus at gcc dot gnu dot org 2010-06-12 12:15 ------- Malcolm Cohen wrote in "Implementing the Standards...", http://www.fortran.bcs.org/2007/jubilee/f50.pdf, the following: IEEE module implementation • Only if IEEE_GET_FLAG is directly called in a routine: save then clear the flags on entry, merge the flags on exit. • Only in a routine that uses a mode setting procedure: save mode on entry, restore mode on exit. • Parallelism and other optimisations are little impeded by the use of IEEE facilities (all IEEE semantics being local). -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29383