Lines Matching defs:empty
67 * on the virtual stack). When this portion of the stack becomes empty we
77 * that the virtual stack is currently empty.
83 /* don't transfer if the real stack is empty */
98 /** Indicate whether the stack is empty. */
99 public boolean empty()
101 /* if vstack is empty then we were unable to transfer onto it and
102 the whole thing is empty. */
103 return vstack.empty();
111 if (vstack.empty())
113 "Internal parser error: top() called on empty virtual stack");
123 if (vstack.empty())
125 "Internal parser error: pop from empty virtual stack");
130 /* if we are now empty transfer an element (if there is one) */
131 if (vstack.empty())
