From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 10192 invoked by alias); 23 Feb 2006 18:31:45 -0000 Received: (qmail 10183 invoked by uid 48); 23 Feb 2006 18:31:42 -0000 Date: Thu, 23 Feb 2006 18:31:00 -0000 Subject: [Bug c/26449] New: ICE with -march=pentium4 in matmul_i4.c X-Bugzilla-Reason: CC Message-ID: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "aldot at gcc dot gnu dot org" 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: 2006-02/txt/msg02679.txt.bz2 List-Id: ICEs with -march=pentium4 -O1 -ftree-vectorize compiles with -march=i686 -O1 -ftree-vectorize ../../../../src/gcc-4.2/libgfortran/generated/matmul_i4.c: In function 'matmul_i4': ../../../../src/gcc-4.2/libgfortran/generated/matmul_i4.c:274: internal compiler error: Segmentation fault backtrace: (gdb) run -quiet -v -I. -I../../../../src/gcc-4.2/libgfortran -I. -I../../../../src/gcc-4.2/libgfortran/../gcc -I../../../../src/gcc-4.2/libgfortran/../gcc/config -I../.././gcc -iprefix /scratch/obj/gcc-4.2/gcc/../lib/gcc/i686-linux-gnu/4.2.0/ -isystem /scratch/obj/gcc-4.2/./gcc/include -DHAVE_CONFIG_H -D_GNU_SOURCE -DPIC -isystem /opt/gcc-4.2//i686-linux-gnu/include -isystem /opt/gcc-4.2//i686-linux-gnu/sys-include -iquote../../../../src/gcc-4.2/libgfortran/io ../../../../src/gcc-4.2/libgfortran/generated/matmul_i4.c -quiet -dumpbase matmul_i4.c -march=pentium4 -auxbase-strip .libs/matmul_i4.o -O1 -Wall -Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition -Wextra -Wwrite-strings -std=gnu99 -version -ftree-vectorize -fPIC -o /tmp/ccgnCLQw.s Starting program: /scratch/obj/gcc-4.2/gcc/cc1 -quiet -v -I. -I../../../../src/gcc-4.2/libgfortran -I. -I../../../../src/gcc-4.2/libgfortran/../gcc -I../../../../src/gcc-4.2/libgfortran/../gcc/config -I../.././gcc -iprefix /scratch/obj/gcc-4.2/gcc/../lib/gcc/i686-linux-gnu/4.2.0/ -isystem /scratch/obj/gcc-4.2/./gcc/include -DHAVE_CONFIG_H -D_GNU_SOURCE -DPIC -isystem /opt/gcc-4.2//i686-linux-gnu/include -isystem /opt/gcc-4.2//i686-linux-gnu/sys-include -iquote../../../../src/gcc-4.2/libgfortran/io ../../../../src/gcc-4.2/libgfortran/generated/matmul_i4.c -quiet -dumpbase matmul_i4.c -march=pentium4 -auxbase-strip .libs/matmul_i4.o -O1 -Wall -Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition -Wextra -Wwrite-strings -std=gnu99 -version -ftree-vectorize -fPIC -o /tmp/ccgnCLQw.s ignoring nonexistent directory "/opt/gcc-4.2//i686-linux-gnu/include" ignoring nonexistent directory "/opt/gcc-4.2//i686-linux-gnu/sys-include" ignoring nonexistent directory "/scratch/obj/gcc-4.2/gcc/../lib/gcc/i686-linux-gnu/4.2.0/include" ignoring nonexistent directory "/scratch/obj/gcc-4.2/gcc/../lib/gcc/i686-linux-gnu/4.2.0/../../../../i686-linux-gnu/include" ignoring nonexistent directory "/opt/gcc-4.2//lib/gcc/i686-linux-gnu/4.2.0/../../../../i686-linux-gnu/include" ignoring duplicate directory "." #include "..." search starts here: ../../../../src/gcc-4.2/libgfortran/io #include <...> search starts here: . ../../../../src/gcc-4.2/libgfortran ../../../../src/gcc-4.2/libgfortran/../gcc ../../../../src/gcc-4.2/libgfortran/../gcc/config ../.././gcc /scratch/obj/gcc-4.2/./gcc/include /usr/local/include /opt/gcc-4.2//include /opt/gcc-4.2//lib/gcc/i686-linux-gnu/4.2.0/include /usr/include End of search list. GNU C version 4.2.0 20060223 (experimental) (i686-linux-gnu) compiled by GNU C version 4.2.0 20060223 (experimental). GGC heuristics: --param ggc-min-expand=99 --param ggc-min-heapsize=129565 Compiler executable checksum: a63b49e33c2474f6deba206c45b9f4c2 Program received signal SIGSEGV, Segmentation fault. emit_move_insn (x=0xb7b0ad70, y=0x0) at ../../../src/gcc-4.2/gcc/expr.c:3176 3176 gcc_assert (mode != BLKmode (gdb) bt #0 emit_move_insn (x=0xb7b0ad70, y=0x0) at ../../../src/gcc-4.2/gcc/expr.c:3176 #1 0x0814a80c in move_invariant_reg (loop=0x858a650, invno=Variable "invno" is not available. ) at ../../../src/gcc-4.2/gcc/loop-invariant.c:1164 #2 0x0814b529 in move_loop_invariants (loops=0x85ab780) at ../../../src/gcc-4.2/gcc/loop-invariant.c:1203 #3 0x0812b398 in rtl_move_loop_invariants () at ../../../src/gcc-4.2/gcc/loop-init.c:252 #4 0x0832b847 in execute_one_pass (pass=0x84d4c60) at ../../../src/gcc-4.2/gcc/passes.c:862 #5 0x0832b9a5 in execute_pass_list (pass=0x84d4c60) at ../../../src/gcc-4.2/gcc/passes.c:909 #6 0x0832b9b8 in execute_pass_list (pass=0x84d4ba0) at ../../../src/gcc-4.2/gcc/passes.c:910 #7 0x0832b9b8 in execute_pass_list (pass=0x84d5f20) at ../../../src/gcc-4.2/gcc/passes.c:910 #8 0x080aaa44 in tree_rest_of_compilation (fndecl=0xb7c20080) at ../../../src/gcc-4.2/gcc/tree-optimize.c:412 #9 0x08052315 in c_expand_body (fndecl=0xb7c20080) at ../../../src/gcc-4.2/gcc/c-decl.c:6689 #10 0x0836a353 in cgraph_expand_function (node=0xb7c20200) at ../../../src/gcc-4.2/gcc/cgraphunit.c:1101 #11 0x0836ab4d in cgraph_optimize () at ../../../src/gcc-4.2/gcc/cgraphunit.c:1166 #12 0x08057b78 in c_write_global_declarations () at ../../../src/gcc-4.2/gcc/c-decl.c:7804 #13 0x0830f68e in toplev_main (argc=41, argv=0xbfc041d4) at ../../../src/gcc-4.2/gcc/toplev.c:1012 #14 0x0809b7ea in main (argc=Cannot access memory at address 0x0 ) at ../../../src/gcc-4.2/gcc/main.c:35 -- Summary: ICE with -march=pentium4 in matmul_i4.c Product: gcc Version: 4.2.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: c AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: aldot at gcc dot gnu dot org GCC build triplet: i686-linux-gnu GCC host triplet: i686-linux-gnu GCC target triplet: i686-linux-gnu http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26449