id	summary	reporter	owner	description	type	status	milestone	component	version	severity	resolution	keywords	cc
12870	bugs?: xpressive: xp::skip(xp::_s) does not work	shinichiro.hamada@…	Eric Niebler	"If you execute the following code, ""[ 4]"" will be output,
but right output is supposed to be ""[4]"".


=== Source Code ===

{{{
#include <iostream>
#include <boost/xpressive/xpressive.hpp>

using namespace std;
namespace xp = boost::xpressive;

int main()
{
	xp::sregex rule2 = xp::skip(xp::_s)('(' >> (xp::s1= *xp::_d) >> ')');
	xp::sregex rule1 = xp::skip(xp::_s)(rule2);
	xp::smatch match1;
	if (!xp::regex_match(string(""( 4  )""), match1, rule1)) {
		cout << ""syntax error"" << endl;
	} else {
		auto&& match2 = *match1.nested_results().begin();
		string text = match2[1];
		cout << ""["" << text << ""]"" << endl;
	}
	return 0;
}
}}}


=== Compilation Environment ===

* [OS] centos 6.8
* [Compiler] g++ v4.9.3
* [Command Line] g++ -std=c++11 a.cpp
* [Libs] boost-1.63.0


Thanks for Boost.Xpressive!
"	Bugs	new	To Be Determined	xpressive	Boost 1.63.0	Problem