From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 4105 invoked by alias); 11 Jan 2012 09:15:49 -0000 Received: (qmail 4096 invoked by uid 22791); 11 Jan 2012 09:15:48 -0000 X-SWARE-Spam-Status: No, hits=-2.9 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00 X-Spam-Check-By: sourceware.org Received: from localhost (HELO gcc.gnu.org) (127.0.0.1) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Wed, 11 Jan 2012 09:15:36 +0000 From: "ebotcazou at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug rtl-optimization/50176] [4.7 Regression] 4.7 generates spill-fill dealing with char->int conversion Date: Wed, 11 Jan 2012 09:15:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: rtl-optimization X-Bugzilla-Keywords: missed-optimization X-Bugzilla-Severity: normal X-Bugzilla-Who: ebotcazou at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.7.0 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: 2012-01/txt/msg01150.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50176 --- Comment #13 from Eric Botcazou 2012-01-11 09:13:54 UTC --- > Yeah, it's a bit unfortunate that combines behavior depends on the > insn scheduling ... We do have a long-range, albeit limited, forward combining (fwprop) though.