//===----------------------------------------------------------------------===// // // The LLVM Compiler Infrastructure // // This file is dual licensed under the MIT and the University of Illinois Open // Source Licenses. See LICENSE.TXT for details. // //===----------------------------------------------------------------------===// // <functional> // reference_wrapper // template <ObjectType T> reference_wrapper<T> ref(T& t); // Don't allow binding to a temp // XFAIL: c++98, c++03 #include <functional> struct A {}; const A source() {return A();} int main() { std::reference_wrapper<const A> r = std::ref(source()); }