allocate_shared.pass.cpp revision 1b92188a82b01e76ac6e8ad5f997293c2a078adc 
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 T, class A, class... Args>
15//    shared_ptr<T> allocate_shared(const A& a, Args&&... args);
16
17#include <memory>
18#include <new>
19#include <cstdlib>
20#include <cassert>
21#include "test_allocator.h"
22
23int new_count = 0;
24
25struct A
26{
27    static int count;
28
29    A(int i, char c) : int_(i), char_(c) {++count;}
30    A(const A& a)
31        : int_(a.int_), char_(a.char_)
32        {++count;}
33    ~A() {--count;}
34
35    int get_int() const {return int_;}
36    char get_char() const {return char_;}
37private:
38    int int_;
39    char char_;
40};
41
42int A::count = 0;
43
44int main()
45{
46    {
47    int i = 67;
48    char c = 'e';
49    std::shared_ptr<A> p = std::allocate_shared<A>(test_allocator<A>(54), i, c);
50    assert(test_allocator<A>::alloc_count == 1);
51    assert(A::count == 1);
52    assert(p->get_int() == 67);
53    assert(p->get_char() == 'e');
54    }
55    assert(A::count == 0);
56    assert(test_allocator<A>::alloc_count == 0);
57}
58