Lines Matching refs:_stack
764 Node_List &_stack;
770 : _visited(visited), _stack(stack), _bbs(bbs) {
782 // If the _stack is empty, then just return NULL: finished.
783 if ( !_stack.size() )
786 // '_stack' is emulating a real _stack. The 'visit-all-users' loop has been
787 // made stateless, so I do not need to record the index 'i' on my _stack.
791 Node *self = _stack.pop();
839 // old state onto the _stack and set a new state and loop (recurse).
840 _stack.push(self);