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 struct Deleter { 21 void operator()(int* p) {delete p;} 22 }; 23 24 // Can't copy from a const lvalue 25 int main() 26 { 27 const std::unique_ptr<int, Deleter> s(new int); 28 std::unique_ptr<int, Deleter> s2; 29 #if TEST_STD_VER >= 11 30 s2 = s; // expected-error {{cannot be assigned because its copy assignment operator is implicitly deleted}} 31 #else 32 // NOTE: The error says "constructor" because the assignment operator takes 33 // 's' by value and attempts to copy construct it. 34 s2 = s; // expected-error {{no matching constructor for initialization}} 35 #endif 36 } 37