ceph/src/boost/libs/proto/example/lambda.cpp

   1 //[ Lambda
   2 ///////////////////////////////////////////////////////////////////////////////
   3 // Copyright 2008 Eric Niebler. Distributed under the Boost
   4 // Software License, Version 1.0. (See accompanying file
   5 // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   6 //
   7 // This example builds a simple but functional lambda library using Proto.
   8
   9 #include <iostream>
  10 #include "./lambda.hpp"
  11
  12 int main()
  13 {
  14     using namespace boost::lambda;
  15     int i = (_1 + _1)(42);
  16     std::cout << i << std::endl;
  17 }