cxx/test/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.create/allocate_shared.pass.cpp
Howard Hinnant b64f8b07c1 license change
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@119395 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-16 22:09:02 +00:00

58 lines
1.3 KiB
C++

//===----------------------------------------------------------------------===//
//
// 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>
// shared_ptr
// template<class T, class A, class... Args>
// shared_ptr<T> allocate_shared(const A& a, Args&&... args);
#include <memory>
#include <new>
#include <cstdlib>
#include <cassert>
#include "../test_allocator.h"
int new_count = 0;
struct A
{
static int count;
A(int i, char c) : int_(i), char_(c) {++count;}
A(const A& a)
: int_(a.int_), char_(a.char_)
{++count;}
~A() {--count;}
int get_int() const {return int_;}
char get_char() const {return char_;}
private:
int int_;
char char_;
};
int A::count = 0;
int main()
{
{
int i = 67;
char c = 'e';
std::shared_ptr<A> p = std::allocate_shared<A>(test_allocator<A>(54), i, c);
assert(test_allocator<A>::alloc_count == 1);
assert(A::count == 1);
assert(p->get_int() == 67);
assert(p->get_char() == 'e');
}
assert(A::count == 0);
assert(test_allocator<A>::alloc_count == 0);
}