From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 28207 invoked by alias); 23 May 2012 00:13:19 -0000 Received: (qmail 28189 invoked by uid 22791); 23 May 2012 00:13:15 -0000 X-SWARE-Spam-Status: No, hits=-4.3 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00,KHOP_THREADED,TW_QN 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, 23 May 2012 00:13:01 +0000 From: "rmansfield at qnx dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/53440] [arm] generic thunk code fails for method which uses '...' Date: Wed, 23 May 2012 01:27:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Keywords: rejects-valid X-Bugzilla-Severity: normal X-Bugzilla-Who: rmansfield at qnx dot com 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: 2012-05/txt/msg02241.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53440 --- Comment #4 from Ryan Mansfield 2012-05-23 00:12:59 UTC --- (In reply to comment #3) > (In reply to comment #2) > > Someone needs to implement the thunk functionality for arm. > > The ARM port does have MI thunk support. The question is "why isn't it being > used"? I may be answering the question too directly but it's using the default_can_output_mi_thunk_no_vcall and vcall_offset is non-zero. The ARM MI thunk code doesn't do any vcall offset adjustment.