#include <locale>
#include <stdexcept>
#include <cstdlib>
#include <cassert>

class MyFacet : public std::locale::facet
{
public:
	static std::locale::id id;
};

std::locale::id MyFacet::id;

int main(int argc, char* argv[])
{
	using namespace std;

	int iters = 0;
	if (argc > 1)
		iters = atoi(argv[1]);
	if (iters < 1)
		iters = 1;

	for (int i = 0; i < iters; ++i)
	{
		try
		{
			locale loc1 = locale::classic();
			locale loc2("");
			assert(!has_facet<MyFacet>(loc2));

			loc1.combine<MyFacet>(loc2);
			assert(false);
		}
		catch (std::runtime_error&)
		{
		}
	}

	return 0;
}