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: unassig...@gcc.gnu.org ReportedBy: al...@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 Please submit a full bug report, with preprocessed source if appropriate. Please include the complete backtrace with any bug report. See <http://gcc.gnu.org/bugs.html> for instructions.