| //===----------------------------------------------------------------------===// |
| // |
| // 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. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <memory> |
| |
| // unique_ptr |
| |
| // Test unique_ptr move ctor |
| |
| // test move ctor. Can't copy from const lvalue |
| |
| #include <memory> |
| #include <cassert> |
| |
| struct A |
| { |
| static int count; |
| A() {++count;} |
| A(const A&) {++count;} |
| ~A() {--count;} |
| }; |
| |
| int A::count = 0; |
| |
| class Deleter |
| { |
| int state_; |
| |
| public: |
| |
| Deleter() : state_(5) {} |
| |
| int state() const {return state_;} |
| |
| void operator()(A* p) {delete [] p;} |
| }; |
| |
| int main() |
| { |
| { |
| const std::unique_ptr<A[], Deleter> s(new A[3]); |
| A* p = s.get(); |
| std::unique_ptr<A[], Deleter> s2 = s; |
| assert(s2.get() == p); |
| assert(s.get() == 0); |
| assert(A::count == 1); |
| } |
| assert(A::count == 0); |
| } |