id	summary	reporter	owner	description	type	status	milestone	component	version	severity	resolution	keywords	cc
6751	phoenix v3 yields compilation failure in spirit	Li He <I.demonstrate@…>	Thomas Heller	"Here is a simple code

{{{
//#define BOOST_SPIRIT_USE_PHOENIX_V3 1
#include <iostream>
#include <vector>
#include <algorithm>
#include <iterator>

#include <boost/spirit/include/qi.hpp>
#include <boost/spirit/include/phoenix_core.hpp>
#include <boost/spirit/include/phoenix_operator.hpp>
#include <boost/spirit/include/phoenix_stl.hpp>
#include <boost/spirit/include/phoenix_statement.hpp>

namespace spirit = boost::spirit ;
namespace qi = boost::spirit::qi ;
namespace ascii = boost::spirit::ascii ;
namespace phoenix = boost::phoenix ;

using qi::int_ ;
using qi::_1 ;
using phoenix::push_back ;
using phoenix::ref ;
using phoenix::if_ ;

int
main (int argc, char* argv[]) {
  std::string line ;
  std::getline (std::cin, line) ;

  std::vector<int> v ;
  bool r = spirit::qi::phrase_parse
    (line.begin (), line.end (),
     int_ [if_(_1 % 2 == 0)[push_back (ref(v), _1)]] % ',',
     ascii::space) ;

  if (r) {
    std::cout << ""vector: "" ;
    std::copy (v.begin(), v.end(),
               std::ostream_iterator<int> (std::cout, "", "")) ;
    std::cout << std::endl ;
  }
  return 0 ;
}
}}}

Uncommenting the first line will trigger compilation errors."	Bugs	closed	To Be Determined	spirit	Boost 1.49.0	Problem	invalid	spirit, phoenix