Function augmentStack

src/jrd/optimizer/Optimizer.cpp:370–380

	bool augmentStack(ValueExprNode* node, ValueExprNodeStack& stack)
	{
		for (ValueExprNodeStack::const_iterator temp(stack); temp.hasData(); ++temp)
		{
			if (fieldEqual(node, temp.object()))
				return false;
		}

		stack.push(node);
		return true;
	}

	bool augmentStack(BoolExprNode* node, BoolExprNodeStack& stack)
	{