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 // shared_ptr 13 14 // template<class Y, class D> shared_ptr(Y* p, D d); 15 16 #include <memory> 17 #include <cassert> 18 #include "deleter_types.h" 19 20 struct A 21 { 22 static int count; 23 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 A* ptr = new A; 35 std::shared_ptr<A> p(ptr, test_deleter<A>(3)); 36 assert(A::count == 1); 37 assert(p.use_count() == 1); 38 assert(p.get() == ptr); 39 test_deleter<A>* d = std::get_deleter<test_deleter<A> >(p); 40 assert(test_deleter<A>::count == 1); 41 assert(test_deleter<A>::dealloc_count == 0); 42 assert(d); 43 assert(d->state() == 3); 44 } 45 assert(A::count == 0); 46 assert(test_deleter<A>::count == 0); 47 assert(test_deleter<A>::dealloc_count == 1); 48 } 49
