From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 19759 invoked by alias); 7 Oct 2007 17:44:54 -0000 Received: (qmail 19738 invoked by uid 48); 7 Oct 2007 17:44:44 -0000 Date: Sun, 07 Oct 2007 17:44:00 -0000 Message-ID: <20071007174444.19737.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug other/32358] Acovea finds bugs in GCC 4.3.0 and problems with default optimizations levels In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "patrik dot hagglund at bredband dot net" 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: 2007-10/txt/msg00589.txt.bz2 ------- Comment #5 from patrik dot hagglund at bredband dot net 2007-10-07 17:44 ------- I have found two bugs using my own (unfinished/unreleased) Acovea replacement (available upon request). Both are for -fsee. gcc (GCC) 4.3.0 20071005 (experimental) -- gcc -std=gnu99 -O3 -fsee fftbench.c fftbench.c: In function 'main': fftbench.c:214: error: invalid rtl sharing found in the insn (insn 682 681 261 27 fftbench.c:78 (set (reg/v:SI 126 [ k2.337 ]) (subreg:SI (reg:DI 313 [ k2.337 ]) 0)) -1 (nil)) fftbench.c:214: error: shared rtx (subreg:SI (reg:DI 313 [ k2.337 ]) 0) fftbench.c:214: internal compiler error: internal consistency failure -- gcc -std=gnu99 -O3 -fsee -fno-regmove distbench.c distbench.c: In function 'main': distbench.c:140: internal compiler error: Segmentation fault -- patrik dot hagglund at bredband dot net changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |patrik dot hagglund at | |bredband dot net http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32358