From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 15625 invoked by alias); 13 Nov 2012 10:50:34 -0000 Received: (qmail 15561 invoked by uid 48); 13 Nov 2012 10:50:18 -0000 From: "jakub at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/43631] var-tracking inserts notes with non-NULL BLOCK_FOR_INSN in between basic blocks Date: Tue, 13 Nov 2012 10:50:00 -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-Keywords: wrong-debug X-Bugzilla-Severity: normal X-Bugzilla-Who: jakub at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: 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: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2012-11/txt/msg01136.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43631 --- Comment #5 from Jakub Jelinek 2012-11-13 10:50:17 UTC --- Created attachment 28673 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28673 gcc48-pr43631.patch Is this what you meant? make check-gcc RUNTESTFLAGS=guality.exp doesn't ICE with it anymore with verify_flow_info (); at the beginning as well as end of variable_tracking_main. The notes are intentionally in between bbs, and it is assumed that the cfg doesn't change after var-tracking pass, otherwise targets should disable var-tracking at its standard spot and perform it at the end of machine reorg pass (as e.g. ia64 and a few other targets do).