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#include <string>
#include <boost/signal.hpp>
#include <boost/unordered_map.hpp>
 
#include <memory>
 
 
class NotCopyable
{
public:
   NotCopyable(){}
 
   NotCopyable(NotCopyable&& other) {}
 
private:
   NotCopyable(const NotCopyable& other) {}
};
 
int main()
{
   boost::unordered_map<std::string,std::unique_ptr<boost::signal<void()> >> f;
   f.find("blah");
   //f["blah"];
   //f["foo"];
   f.emplace("good", std::unique_ptr<boost::signal<void()> > ( new boost::signal<void()>()));
   //f.emplace();
   //f.erase("foo");
}

prog.cpp:13: error: expected ‘,’ or ‘...’ before ‘&&’ token
prog.cpp:13: error: invalid constructor; you probably meant ‘NotCopyable (const NotCopyable&)’
prog.cpp: In function ‘int main()’:
prog.cpp:21: error: ‘unique_ptr’ is not a member of ‘std’
prog.cpp:21: error: ‘unique_ptr’ is not a member of ‘std’
prog.cpp:21: error: ‘f’ was not declared in this scope
prog.cpp:21: error: template argument 2 is invalid
prog.cpp:21: error: template argument 5 is invalid
prog.cpp:25: error: ‘unique_ptr’ is not a member of ‘std’
prog.cpp:25: error: expected primary-expression before ‘>’ token

Standard output is empty