From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 87309 invoked by alias); 29 Oct 2015 13:51:53 -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 87264 invoked by uid 48); 29 Oct 2015 13:51:49 -0000 From: "trippels at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/68117] [6 Regression] error: invalid PHI argument <<< Unknown tree: >>> Date: Thu, 29 Oct 2015 13:51:00 -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: 6.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: trippels at gcc dot gnu.org X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 6.0 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: 2015-10/txt/msg02462.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68117 --- Comment #11 from Markus Trippelsdorf --- (In reply to rguenther@suse.de from comment #10) > > > > Valgrind points to r228599: > > Nothing obvious but does removing > > mark_virtual_operands_for_renaming (cfun); > > help? It's the only thing that may end up releasing SSA names > (if only virtuals). No, it doesn't help. But reverting r228760 and r228599 fixes the issue.