| //===----------------------------------------------------------------------===// |
| // |
| // 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(pointer, deleter) ctor |
| |
| // unique_ptr<T[], D&>(pointer, d) does not requires CopyConstructible deleter |
| |
| #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_; |
| |
| Deleter(const Deleter&); |
| Deleter& operator=(const Deleter&); |
| public: |
| |
| Deleter() : state_(5) {} |
| |
| int state() const {return state_;} |
| void set_state(int s) {state_ = s;} |
| |
| void operator()(A* p) {delete [] p;} |
| }; |
| |
| int main() |
| { |
| { |
| A* p = new A[3]; |
| assert(A::count == 3); |
| Deleter d; |
| std::unique_ptr<A[], Deleter&> s(p, d); |
| assert(s.get() == p); |
| assert(s.get_deleter().state() == 5); |
| d.set_state(6); |
| assert(s.get_deleter().state() == 6); |
| } |
| assert(A::count == 0); |
| } |