From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 19247 invoked by alias); 20 Feb 2014 11:07:30 -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 18680 invoked by uid 48); 20 Feb 2014 11:07:21 -0000 From: "ubizjak at gmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/57896] [4.7/4.8/4.9 Regression] ICE in expand_expr_real_2 Date: Thu, 20 Feb 2014 11:07:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Version: 4.8.3 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: ubizjak at gmail dot com X-Bugzilla-Status: NEW X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.7.4 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cf_gcctarget target_milestone short_desc bug_severity Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2014-02/txt/msg02094.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D57896 Uro=C5=A1 Bizjak changed: What |Removed |Added ---------------------------------------------------------------------------- Target| |x86 Target Milestone|4.8.4 |4.7.4 Summary|[4.8 Regression] ICE in |[4.7/4.8/4.9 Regression] |expand_expr_real_2 |ICE in expand_expr_real_2 Severity|minor |normal --- Comment #24 from Uro=C5=A1 Bizjak --- >>From a quick view of expand_vec_perm_interleave2, the problem is latent on= 4.9 and 4.7 branches. Probably more important than P3 due to data corruption, b= ut let RMs decide. >>From gcc-bugs-return-444338-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Thu Feb 20 11:34:39 2014 Return-Path: Delivered-To: listarch-gcc-bugs@gcc.gnu.org Received: (qmail 5642 invoked by alias); 20 Feb 2014 11:34:38 -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 Delivered-To: mailing list gcc-bugs@gcc.gnu.org Received: (qmail 5615 invoked by uid 48); 20 Feb 2014 11:34:34 -0000 From: "mpolacek at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/60276] [4.7/4.8 Regression] -O3 autovectorizer breaks on a particular loop Date: Thu, 20 Feb 2014 11:34:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: tree-optimization X-Bugzilla-Version: 4.8.2 X-Bugzilla-Keywords: wrong-code X-Bugzilla-Severity: normal X-Bugzilla-Who: mpolacek 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: 4.7.4 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: 2014-02/txt/msg02095.txt.bz2 Content-length: 469 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60276 Marek Polacek changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |mpolacek at gcc dot gnu.org --- Comment #2 from Marek Polacek --- It fails for me with trunk: r207224 works, but starting with r207225 it fails again.