From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 22087 invoked by alias); 21 Nov 2014 18:38:06 -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 22006 invoked by uid 48); 21 Nov 2014 18:38:01 -0000 From: "howarth at bromo dot med.uc.edu" To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/64017] Support ISL 0.14.0 (to fix ICE with gfortran.dg/graphite/pr42393.f90) Date: Fri, 21 Nov 2014 18:38:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: middle-end X-Bugzilla-Version: 5.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: howarth at bromo dot med.uc.edu 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: 2014-11/txt/msg02470.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64017 howarth at bromo dot med.uc.edu changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |howarth at bromo dot med.uc.edu --- Comment #1 from howarth at bromo dot med.uc.edu --- It appears that Polly in llvm is only coded for isl libraries containing the newer isl_schedule_constraints_compute_schedule() call without fallback support for the older isl_union_set_compute_schedule() call. If we want to support isl 0.12.2 as well as 0.14, we could add a test for the presence of isl_union_set_compute_schedule() to config/isl,m4 and use that to set define in auto-host.h that could be leveraged in gcc/graphite-optimize-isl.c to determine which code path to use.