From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 9121 invoked by alias); 13 Jul 2009 21:08:50 -0000 Received: (qmail 9111 invoked by uid 22791); 13 Jul 2009 21:08:49 -0000 X-SWARE-Spam-Status: No, hits=-2.6 required=5.0 tests=BAYES_00 X-Spam-Check-By: sourceware.org Received: from mail55.messagelabs.com (HELO mail55.messagelabs.com) (216.82.241.163) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Mon, 13 Jul 2009 21:08:42 +0000 X-VirusChecked: Checked X-Env-Sender: yuan-bo.ye@motorola.com X-Msg-Ref: server-4.tower-55.messagelabs.com!1247519318!84940971!1 X-StarScan-Version: 6.0.0; banners=-,-,- Received: (qmail 23398 invoked from network); 13 Jul 2009 21:08:39 -0000 Received: from motgate5.mot.com (HELO motgate5.mot.com) (136.182.1.15) by server-4.tower-55.messagelabs.com with DHE-RSA-AES256-SHA encrypted SMTP; 13 Jul 2009 21:08:39 -0000 Received: from il27exr03.cig.mot.com (il27exr03.mot.com [10.17.196.72]) by motgate5.mot.com (8.14.3/8.14.3) with ESMTP id n6DL8cNU016950 for ; Mon, 13 Jul 2009 14:08:38 -0700 (MST) Received: from il27vts01 (il27vts01.cig.mot.com [10.17.196.85]) by il27exr03.cig.mot.com (8.13.1/Vontu) with SMTP id n6DL8cb7012558 for ; Mon, 13 Jul 2009 16:08:38 -0500 (CDT) Received: from zmy16exm62.ds.mot.com (zmy16exm62.ap.mot.com [10.179.4.33]) by il27exr03.cig.mot.com (8.13.1/8.13.0) with ESMTP id n6DL8aHf012531 for ; Mon, 13 Jul 2009 16:08:37 -0500 (CDT) Received: from 10.22.61.161 ([10.22.61.161]) by zmy16exm62.ds.mot.com ([10.179.4.33]) via Exchange Front-End Server zmy16exf63.ds.mot.com ([10.179.4.22]) with Microsoft Exchange Server HTTP-DAV ; Mon, 13 Jul 2009 21:08:14 +0000 Received: from debian-nb by zmy16exf63.ds.mot.com; 13 Jul 2009 16:08:14 -0500 Subject: how to use expand_builtin_alloca From: Janboe Ye To: gcc@gcc.gnu.org Cc: janboe.ye@gmail.com Content-Type: text/plain Content-Transfer-Encoding: 7bit Date: Mon, 13 Jul 2009 21:08:00 -0000 Message-Id: <1247519293.4414.16.camel@debian-nb> Mime-Version: 1.0 X-CFilter-Loop: Reflected Mailing-List: contact gcc-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-owner@gcc.gnu.org X-SW-Source: 2009-07/txt/msg00222.txt.bz2 Hi, normally gcc will use expand_builtin_alloca to handle variable array. But mudflap will force this function to return immediately to invoke alloca explicit. Is there some way to still use expand_builtin_alloca without changing gcc source code? Thanks a lot! Janboe Ye