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From: "zsojka at seznam dot cz" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/46966] New: [4.6 Regression] ICE: in execute_cse_reciprocals, at tree-ssa-math-opts.c:474 with -floop-interchange -fno-tree-copy-prop -fno-tree-loop-im Date: Wed, 15 Dec 2010 18:55:00 -0000 [thread overview] Message-ID: <bug-46966-4@http.gcc.gnu.org/bugzilla/> (raw) http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46966 Summary: [4.6 Regression] ICE: in execute_cse_reciprocals, at tree-ssa-math-opts.c:474 with -floop-interchange -fno-tree-copy-prop -fno-tree-loop-im Product: gcc Version: 4.6.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: middle-end AssignedTo: unassigned@gcc.gnu.org ReportedBy: zsojka@seznam.cz CC: spop@gcc.gnu.org Host: x86_64-pc-linux-gnu Target: x86_64-pc-linux-gnu Created attachment 22770 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=22770 reduced testcase (from graphite/interchange-0.c) Compiler output: $ gcc -O -floop-interchange -ffast-math -fno-tree-copy-prop -fno-tree-loop-im pr46966.c pr46966.c: In function 'foo': pr46966.c:3:6: internal compiler error: in execute_cse_reciprocals, at tree-ssa-math-opts.c:474 Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions. (gdb) bt #0 fancy_abort (file=0x117cbd0 "/mnt/svn/gcc-trunk/gcc/tree-ssa-math-opts.c", line=474, function=0x117cc70 "execute_cse_reciprocals") at /mnt/svn/gcc-trunk/gcc/diagnostic.c:892 #1 0x00000000009b6e3e in execute_cse_reciprocals () at /mnt/svn/gcc-trunk/gcc/tree-ssa-math-opts.c:474 #2 0x00000000007ecabf in execute_one_pass (pass=0x1635d20) at /mnt/svn/gcc-trunk/gcc/passes.c:1553 #3 0x00000000007ecd85 in execute_pass_list (pass=0x1635d20) at /mnt/svn/gcc-trunk/gcc/passes.c:1608 #4 0x00000000007ecd97 in execute_pass_list (pass=0x1634d60) at /mnt/svn/gcc-trunk/gcc/passes.c:1609 #5 0x000000000092da36 in tree_rest_of_compilation (fndecl=0x7ffff5cc4f00) at /mnt/svn/gcc-trunk/gcc/tree-optimize.c:422 #6 0x0000000000af32e2 in cgraph_expand_function (node=0x7ffff5ce4000) at /mnt/svn/gcc-trunk/gcc/cgraphunit.c:1508 #7 0x0000000000af58ba in cgraph_expand_all_functions () at /mnt/svn/gcc-trunk/gcc/cgraphunit.c:1567 #8 cgraph_optimize () at /mnt/svn/gcc-trunk/gcc/cgraphunit.c:1827 #9 0x0000000000af5e3a in cgraph_finalize_compilation_unit () at /mnt/svn/gcc-trunk/gcc/cgraphunit.c:1031 #10 0x0000000000508e0c in c_write_global_declarations () at /mnt/svn/gcc-trunk/gcc/c-decl.c:9845 #11 0x00000000008d7206 in compile_file (argc=17, argv=0x7fffffffda88) at /mnt/svn/gcc-trunk/gcc/toplev.c:591 #12 do_compile (argc=17, argv=0x7fffffffda88) at /mnt/svn/gcc-trunk/gcc/toplev.c:1874 #13 toplev_main (argc=17, argv=0x7fffffffda88) at /mnt/svn/gcc-trunk/gcc/toplev.c:1937 #14 0x00007ffff6586bbd in __libc_start_main () from /lib/libc.so.6 #15 0x00000000004ef7f5 in _start () Tested revisions: r167809 - crash r167723 - crash r165699 - OK 4.5 r166509 - OK
next reply other threads:[~2010-12-15 18:55 UTC|newest] Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top 2010-12-15 18:55 zsojka at seznam dot cz [this message] 2010-12-15 20:19 ` [Bug middle-end/46966] " hjl.tools at gmail dot com 2010-12-16 14:09 ` [Bug tree-optimization/46966] " jakub at gcc dot gnu.org 2010-12-16 20:18 ` spop at gcc dot gnu.org 2010-12-16 22:46 ` jakub at gcc dot gnu.org 2010-12-16 22:47 ` jakub at gcc dot gnu.org
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