[Bug bootstrap/15944] New: Unrecognizable insn while compiling tree-outof-ssa.c

["phython at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>]

remove_ssa_form
 {GC 6560k -> 5403k} {GC 7032k -> 5198k}
/home/jim/cvs/gcc.lno/gcc/gcc/tree-outof-ssa.c: In function `remove_ssa_form':
/home/jim/cvs/gcc.lno/gcc/gcc/tree-outof-ssa.c:1990: error: unrecognizable
insn:(insn 3212 2512 2517 337 (set (subreg:SI (reg:CC 100 %icc) 0)
        (reg:SI 1047)) -1 (nil)
    (nil))

Breakpoint 1, fancy_abort (
    file=0x7fd7c8 "/home/jim/cvs/gcc.lno/gcc/gcc/recog.c", line=2068,
    function=0x7fd868 "extract_insn")
    at /home/jim/cvs/gcc.lno/gcc/gcc/diagnostic.c:589
589       internal_error ("in %s, at %s:%d", function, trim_filename (file), line);
(gdb) bt
#0  fancy_abort (file=0x7fd7c8 "/home/jim/cvs/gcc.lno/gcc/gcc/recog.c",
    line=2068, function=0x7fd868 "extract_insn")
    at /home/jim/cvs/gcc.lno/gcc/gcc/diagnostic.c:589
#1  0x0059e520 in _fatal_insn (msgid=0x800a58 "unrecognizable insn:",
    insn=0x70a8fb90, file=0x7fd7c8 "/home/jim/cvs/gcc.lno/gcc/gcc/recog.c",
    line=2068, function=0x7fd868 "extract_insn")
    at /home/jim/cvs/gcc.lno/gcc/gcc/rtl-error.c:116
#2  0x0059e56c in _fatal_insn_not_found (insn=0x70a8fb90,
    file=0x7fd7c8 "/home/jim/cvs/gcc.lno/gcc/gcc/recog.c", line=2068,
    function=0x7fd868 "extract_insn")
    at /home/jim/cvs/gcc.lno/gcc/gcc/rtl-error.c:124
#3  0x0053f340 in extract_insn (insn=0x70a8fb90)
    at /home/jim/cvs/gcc.lno/gcc/gcc/recog.c:2068
#4  0x0073e334 in find_matches (insn=0x70a8fb90, matchp=0xefffee18)
    at /home/jim/cvs/gcc.lno/gcc/gcc/regmove.c:1522
#5  0x0073ccd8 in regmove_optimize (f=0x70b16e60, nregs=1157,
    regmove_dump_file=0x0) at /home/jim/cvs/gcc.lno/gcc/gcc/regmove.c:1121
#6  0x0064b9cc in rest_of_handle_regmove (decl=0x706dc690, insns=0x70b16e60)
    at /home/jim/cvs/gcc.lno/gcc/gcc/passes.c:845
#7  0x0064db44 in rest_of_compilation (decl=0x706dc690)
    at /home/jim/cvs/gcc.lno/gcc/gcc/passes.c:1637
#8  0x0011cccc in tree_rest_of_compilation (fndecl=0x706dc690, nested_p=false)
    at /home/jim/cvs/gcc.lno/gcc/gcc/tree-optimize.c:606
#9  0x00047b2c in c_expand_body_1 (fndecl=0x706dc690, nested_p=0)
    at /home/jim/cvs/gcc.lno/gcc/gcc/c-decl.c:6380
#10 0x00047edc in c_expand_body (fndecl=0x706dc690)
    at /home/jim/cvs/gcc.lno/gcc/gcc/c-decl.c:6403
#11 0x00678ca4 in cgraph_expand_function (node=0x70834870)
    at /home/jim/cvs/gcc.lno/gcc/gcc/cgraphunit.c:794
#12 0x0067c08c in cgraph_expand_all_functions ()
    at /home/jim/cvs/gcc.lno/gcc/gcc/cgraphunit.c:1668
#13 0x0067c55c in cgraph_optimize ()
    at /home/jim/cvs/gcc.lno/gcc/gcc/cgraphunit.c:1758
#14 0x000cce68 in c_objc_common_finish_file ()
    at /home/jim/cvs/gcc.lno/gcc/gcc/c-objc-common.c:241
#15 0x000203d8 in finish_file () at /home/jim/cvs/gcc.lno/gcc/gcc/c-lang.c:213
#16 0x000bd0a0 in c_common_parse_file (set_yydebug=0)
    at /home/jim/cvs/gcc.lno/gcc/gcc/c-opts.c:1240
#17 0x005de19c in compile_file ()
    at /home/jim/cvs/gcc.lno/gcc/gcc/toplev.c:1667
#18 0x005e0fbc in do_compile () at /home/jim/cvs/gcc.lno/gcc/gcc/toplev.c:2708
#19 0x005e1058 in toplev_main (argc=4, argv=0xeffff784)
    at /home/jim/cvs/gcc.lno/gcc/gcc/toplev.c:2740
#20 0x000ec4b4 in main (argc=4, argv=0xeffff784)
    at /home/jim/cvs/gcc.lno/gcc/gcc/main.c:35

-- 
           Summary: Unrecognizable insn while compiling tree-outof-ssa.c
           Product: gcc
           Version: lno
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: bootstrap
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: phython at gcc dot gnu dot org
                CC: gcc-bugs at gcc dot gnu dot org
 GCC build triplet: sparc-linux-gnu
  GCC host triplet: sparc-linux-gnu
GCC target triplet: sparc-linux-gnu


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15944