is_marking       1078 gc.c           	if (!is_marking(objspace) && uncollectible_bit && !mark_bit) {
is_marking       1099 gc.c           	    if (!is_marking(objspace) && !mark_bit) rb_bug("check_rvalue_consistency: %s is marking, but not marked.", obj_info(obj));
is_marking       5045 gc.c           	    if (!is_marking(objspace) && RVALUE_OLD_P(obj)) {
is_marking       5200 gc.c               if (!is_marking(objspace)) {
is_marking       5476 gc.c               if (RGENGC_CHECK_MODE) assert(is_marking(objspace));
is_marking       6392 gc.c               if (is_marking(objspace)) {