[Bug rtl-optimization/55604] New: ICE while dumping in remove_some_program_points_and_update_live_ranges

[aldyh at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55604

             Bug #: 55604
           Summary: ICE while dumping in
                    remove_some_program_points_and_update_live_ranges
    Classification: Unclassified
           Product: gcc
           Version: 4.8.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: rtl-optimization
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: aldyh@gcc.gnu.org


reynosa:/build/trunk/gcc$ cat b.c

main ()
{
  char s[10];
  const int t = (__builtin_memcpy (s, "Hello", 6), 5);
  __builtin_printf ("%d %s\n", t, s);
}
reynosa:/build/trunk/gcc$ ./cc1plus b.c -O -dap  -quiet
b.c: In function 'int main()':
b.c:7:1: internal compiler error: Floating point exception
 }
 ^
0xc3fc61 crash_signal
        /source/gcc/gcc/toplev.c:334
0xb01766 remove_some_program_points_and_update_live_ranges
        /source/gcc/gcc/lra-lives.c:816
0xb01a6f compress_live_ranges
        /source/gcc/gcc/lra-lives.c:898
0xb0200d lra_create_live_ranges(bool)
        /source/gcc/gcc/lra-lives.c:986
0xae6964 lra(_IO_FILE*)
        /source/gcc/gcc/lra.c:2297
0xa9c2b0 do_reload
        /source/gcc/gcc/ira.c:4624
0xa9c4be rest_of_handle_reload
        /source/gcc/gcc/ira.c:4737
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