From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 12333 invoked by alias); 7 Nov 2006 06:06:59 -0000 Received: (qmail 12311 invoked by uid 48); 7 Nov 2006 06:06:51 -0000 Date: Tue, 07 Nov 2006 06:06:00 -0000 Message-ID: <20061107060651.12310.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug tree-optimization/29710] gnat ICEs on -fprefetch-loop-arrays -O1. In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "pluto at agmk dot net" 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 X-SW-Source: 2006-11/txt/msg00549.txt.bz2 List-Id: ------- Comment #2 from pluto at agmk dot net 2006-11-07 06:06 ------- (In reply to comment #1) > Can you give the backtrace and also attach the sources which crash? sources come from gcc-4.2.0-0.20061030r118195. (gdb) r Starting program: /home/users/pluto/rpm/BUILD/gcc-4_2-branch/builddir/prev-gcc/gnat1 -I- -I. -Iada -I../../gcc/ada -quiet -dumpbase a-except.adb -O1 -fprefetch-loop-arrays -gnatpg -gnata -g -mtune=generic -gnatO ada/a-except.o ../../gcc/ada/a-except.adb -o /tmp/ccr3NsG5.s Program received signal SIGSEGV, Segmentation fault. 0x000000000062155e in append_to_statement_list_1 () (gdb) bt #0 0x000000000062155e in append_to_statement_list_1 () #1 0x00000000006215d4 in append_to_statement_list () #2 0x00000000004200d7 in add_stmt () #3 0x000000000042014e in add_stmt_with_node () #4 0x000000000042020e in add_decl_expr () #5 0x0000000000419ed2 in gnat_pushdecl () #6 0x0000000000419fd7 in builtin_function () #7 0x0000000000922f4e in tree_ssa_prefetch_arrays () #8 0x000000000090f962 in tree_ssa_loop_prefetch () #9 0x000000000087bccf in execute_one_pass () #10 0x000000000087bdbe in execute_pass_list () #11 0x000000000087bdd5 in execute_pass_list () #12 0x000000000087bdd5 in execute_pass_list () #13 0x000000000061f2af in tree_rest_of_compilation () #14 0x0000000000412023 in gnat_expand_body () #15 0x00000000008c1393 in cgraph_expand_function () #16 0x00000000008c1cb7 in cgraph_optimize () #17 0x0000000000412575 in gnat_parse_file () #18 0x000000000085f2a3 in toplev_main () #19 0x000000000061c661 in main () -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29710