From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 5467 invoked by alias); 23 Dec 2002 17:46:01 -0000 Mailing-List: contact gcc-prs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-prs-owner@gcc.gnu.org Received: (qmail 5452 invoked by uid 71); 23 Dec 2002 17:46:01 -0000 Date: Mon, 23 Dec 2002 09:46:00 -0000 Message-ID: <20021223174601.5451.qmail@sources.redhat.com> To: nobody@gcc.gnu.org Cc: gcc-prs@gcc.gnu.org, From: Janis Johnson Subject: Re: optimization/8555: [3.2 regression] ICE in gen_split_1231 Reply-To: Janis Johnson X-SW-Source: 2002-12/txt/msg01241.txt.bz2 List-Id: The following reply was made to PR optimization/8555; it has been noted by GNATS. From: Janis Johnson To: kris.demuynck@esat.kuleuven.ac.be, gcc-gnats@gcc.gnu.org, gcc-prs@gcc.gnu.org, gcc-bugs@gcc.gnu.org, nobody@gcc.gnu.org Cc: Subject: Re: optimization/8555: [3.2 regression] ICE in gen_split_1231 Date: Mon, 23 Dec 2002 09:43:28 -0800 The regression reported in PR optimization/8555 showed up starting with this patch to the 3.1 branch; it currently affects only the 3.2 branch. 2002-05-23 Jakub Jelinek PR target/6753 * config/i386/i386.md Here's a small test case that causes the compiler to ICE when compiled on i686-linux with the 3.2 branch compiler. ------------------- // ICE when compiled with // -march=pentium3 -O -ffast-math -funroll-loops float foo (float *a) { int i, j; float x=a[j=i-1], y; for ( j=i; --j>=0; ) if( (y=a[j]) > x ) x = y; return x; } ------------------- Output from the 3.2 branch compiler: 8555.c: In function `foo': 8555.c:14: Internal compiler error in gen_split_1233, at insn-emit.c:16727 Please submit a full bug report, with preprocessed source if appropriate. See for instructions. http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=8555