id summary reporter owner description type status milestone component version severity resolution keywords cc 9048 boost::scoped_thread useless ctor with variadic template arguments ruslan_baratov@… viboes "Ctor boost::scoped_thread is useless, because of default argument. It can be fixed by moving is_same check to template parameters. I've send pull request to github (variadic.ctor) Now you can able to write: {{{ void f(int, int); boost::scoped_thread<> thread(f, 1, 2); }}}" Patches closed Boost 1.55.0 thread Boost 1.54.0 Problem fixed