From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 68430 invoked by alias); 8 Jul 2015 14:27:38 -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 Received: (qmail 68398 invoked by uid 48); 8 Jul 2015 14:27:35 -0000 From: "dmalcolm at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug jit/66812] New: jit code-generation example that required -fno-strict-aliasing to work Date: Wed, 08 Jul 2015 14:27:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: jit X-Bugzilla-Version: 6.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: dmalcolm at gcc dot gnu.org X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: dmalcolm at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version bug_status bug_severity priority component assigned_to reporter blocked target_milestone Message-ID: 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: 2015-07/txt/msg00666.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66812 Bug ID: 66812 Summary: jit code-generation example that required -fno-strict-aliasing to work Product: gcc Version: 6.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: jit Assignee: dmalcolm at gcc dot gnu.org Reporter: dmalcolm at gcc dot gnu.org Blocks: 66627 Target Milestone: --- A user reported a problem on the jit mailing list where incorrect code was generated by libgccjit at the equivalent -O2 and above unless -fno-strict-aliasing was supplied: https://gcc.gnu.org/ml/jit/2015-q3/msg00015.html Referenced Bugs: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66627 [Bug 66627] Tracker bug for jit bugs affecting ravi