From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 14442 invoked by alias); 6 May 2004 04:45:42 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org Received: (qmail 14430 invoked by uid 48); 6 May 2004 04:45:39 -0000 Date: Thu, 06 May 2004 04:45:00 -0000 Message-ID: <20040506044539.14429.qmail@sources.redhat.com> From: "pinskia at gcc dot gnu dot org" To: gcc-bugs@gcc.gnu.org In-Reply-To: <20040501142654.15242.anton@mips.complang.tuwien.ac.at> References: <20040501142654.15242.anton@mips.complang.tuwien.ac.at> Reply-To: gcc-bugzilla@gcc.gnu.org Subject: [Bug optimization/15242] pessimization of "goto *" X-Bugzilla-Reason: CC X-SW-Source: 2004-05/txt/msg00528.txt.bz2 List-Id: ------- Additional Comments From pinskia at gcc dot gnu dot org 2004-05-06 04:45 ------- Confirmed a reduced testcase: int f(int i, int j) { static void *a[5] = {&&b,&&c,&&d,&&e,&&f}; if (i >=5) i = 0; if (i<=0)i=5; goto *a[i]; e: i++; if (i >=5) i = 0; if (i<=0)i=5; j++; goto *a[i]; f: i--; if (i >=5) i = 0; if (i<=0)i=5; j--; goto *a[i]; b: i+=2; if (i >=5) i = 0; if (i<=0)i=5; goto *a[i]; c: i*=2; if (i >=5) i = 0; if (i<=0)i=5; goto *a[i]; d:; } -- What |Removed |Added ---------------------------------------------------------------------------- Severity|normal |enhancement Status|UNCONFIRMED |NEW Ever Confirmed| |1 Last reconfirmed|0000-00-00 00:00:00 |2004-05-06 04:45:35 date| | http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15242