1 // RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s
2 // expected-no-diagnostics
3
4 // A glvalue of type "cv1 T1" can be cast to type "rvalue reference to
5 // cv2 T2" if "cv2 T2" is reference-compatible with "cv1 T1" (8.5.3).
6 struct A { };
7 struct B : A { };
8
9 template<typename T> T& lvalue();
10 template<typename T> T&& xvalue();
11
test(A & a,B & b)12 void test(A &a, B &b) {
13 A &&ar0 = static_cast<A&&>(a);
14 A &&ar1 = static_cast<A&&>(b);
15 A &&ar2 = static_cast<A&&>(lvalue<A>());
16 A &&ar3 = static_cast<A&&>(lvalue<B>());
17 A &&ar4 = static_cast<A&&>(xvalue<A>());
18 A &&ar5 = static_cast<A&&>(xvalue<B>());
19 const A &&ar6 = static_cast<const A&&>(a);
20 const A &&ar7 = static_cast<const A&&>(b);
21 const A &&ar8 = static_cast<const A&&>(lvalue<A>());
22 const A &&ar9 = static_cast<const A&&>(lvalue<B>());
23 const A &&ar10 = static_cast<const A&&>(xvalue<A>());
24 const A &&ar11 = static_cast<const A&&>(xvalue<B>());
25 }
26