Lines Matching refs:use_count
363 * @post use_count()==0 && get()==0
371 * @post use_count() == 1 && get() == __p
394 * @post use_count() == 1 && get() == __p
412 * @post get() == __r.get() && use_count() == __r.use_count()
422 * @post use_count() == __r.use_count()
439 * @post use_count() == 1 and __r.get() == 0
545 use_count() const // never throws
718 // use_count test above.
731 use_count() const // never throws