Opened 11 years ago
Closed 5 years ago
#6751 closed Bugs (invalid)
phoenix v3 yields compilation failure in spirit
| Reported by: | Owned by: | Thomas Heller | |
|---|---|---|---|
| Milestone: | To Be Determined | Component: | spirit |
| Version: | Boost 1.49.0 | Severity: | Problem |
| Keywords: | spirit, phoenix | Cc: |
Description
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.
Change History (3)
comment:1 by , 11 years ago
| Owner: | changed from to |
|---|
comment:2 by , 5 years ago
comment:3 by , 5 years ago
| Resolution: | → invalid |
|---|---|
| Status: | new → closed |
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The problem here that you are using
qi::_1while you have tophoenix::placeholders::_1.