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 ctor 15 16 // test move ctor. Can't copy from const lvalue 17 18 #include <memory> 19 #include <cassert> 20 21 struct A 22 { 23 static int count; 24 A() {++count;} 25 A(const A&) {++count;} 26 ~A() {--count;} 27 }; 28 29 int A::count = 0; 30 31 int main() 32 { 33 { 34 const std::unique_ptr<A[]> s(new A[3]); 35 A* p = s.get(); 36 std::unique_ptr<A[]> s2 = s; 37 assert(s2.get() == p); 38 assert(s.get() == 0); 39 assert(A::count == 1); 40 } 41 assert(A::count == 0); 42 } 43
