gc_exit           836 gc.c           static inline void gc_exit(rb_objspace_t *objspace, const char *event);
gc_exit          2892 gc.c               gc_exit(objspace, "rb_objspace_call_finalizer");
gc_exit          3672 gc.c               gc_exit(objspace, "sweep_continue");
gc_exit          5547 gc.c               gc_exit(objspace, "marks_continue");
gc_exit          6353 gc.c               gc_exit(objspace, "gc_start");
gc_exit          6376 gc.c           	gc_exit(objspace, "gc_rest");
gc_exit          7567 gc.c               if (during_gc) gc_exit(objspace, "rb_memerror");