backtrace         940 error.c            VALUE mesg, backtrace;
backtrace         955 error.c        	backtrace = rb_check_funcall(obj, id_backtrace, 0, 0);
backtrace         956 error.c        	if (backtrace == Qundef) return Qfalse;
backtrace         960 error.c        	backtrace = exc_backtrace(obj);
backtrace         965 error.c            if (!rb_equal(exc_backtrace(exc), backtrace))
backtrace        3302 ext/tk/tcltklib.c         volatile VALUE backtrace;
backtrace        3310 ext/tk/tcltklib.c         if (!NIL_P(backtrace = rb_funcallv(exc, ID_backtrace, 0, 0))) {
backtrace        3311 ext/tk/tcltklib.c             backtrace = rb_ary_join(backtrace, rb_str_new2("\n"));
backtrace        3312 ext/tk/tcltklib.c             Tcl_AddErrorInfo(interp, StringValuePtr(backtrace));
backtrace        2644 vm.c               int n = (int)backtrace(trace, MAX_NATIVE_TRACE);
backtrace         369 vm_backtrace.c     rb_backtrace_location_t *backtrace;
backtrace         383 vm_backtrace.c 	location_mark_entry(&bt->backtrace[i]);
backtrace         393 vm_backtrace.c    if (bt->backtrace) ruby_xfree(bt->backtrace_base);
backtrace         488 vm_backtrace.c     arg->bt->backtrace_base = arg->bt->backtrace = ruby_xmalloc(sizeof(rb_backtrace_location_t) * size);
backtrace         498 vm_backtrace.c     rb_backtrace_location_t *loc = &arg->bt->backtrace[arg->bt->backtrace_size++];
backtrace         509 vm_backtrace.c     rb_backtrace_location_t *loc = &arg->bt->backtrace[arg->bt->backtrace_size++];
backtrace         549 vm_backtrace.c 	rb_backtrace_location_t *loc = &bt->backtrace[bt->backtrace_size - 1 - (lev+i)];
backtrace        1065 vm_backtrace.c     VALUE backtrace;
backtrace        1181 vm_backtrace.c     dbg_context.backtrace = rb_vm_backtrace_location_ary(th, 0, 0);
backtrace        1182 vm_backtrace.c     dbg_context.backtrace_size = RARRAY_LEN(dbg_context.backtrace);
backtrace        1242 vm_backtrace.c     return dc->backtrace;
backtrace         688 vm_dump.c          int n = (int)backtrace(trace, MAX_NATIVE_TRACE);