1 //===----------------------------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 // <memory> 11 12 // unique_ptr 13 14 // Test unique_ptr move assignment 15 16 #include <memory> 17 18 #include "test_macros.h" 19 20 // Can't copy from const lvalue 21 22 int main() 23 { 24 const std::unique_ptr<int> s(new int); 25 std::unique_ptr<int> s2; 26 #if TEST_STD_VER >= 11 27 s2 = s; // expected-error {{cannot be assigned because its copy assignment operator is implicitly deleted}} 28 #else 29 // NOTE: The error says "constructor" because the assignment operator takes 30 // 's' by value and attempts to copy construct it. 31 s2 = s; // expected-error {{no matching constructor for initialization}} 32 #endif 33 } 34