| //===----------------------------------------------------------------------===// |
| // |
| // 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... Args> shared_ptr<T> make_shared(Args&&... args); |
| |
| #include <memory> |
| #include <new> |
| #include <cstdlib> |
| #include <cassert> |
| |
| int new_count = 0; |
| |
| void* operator new(std::size_t s) throw(std::bad_alloc) |
| { |
| ++new_count; |
| return std::malloc(s); |
| } |
| |
| void operator delete(void* p) throw() |
| { |
| std::free(p); |
| } |
| |
| 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 nc = new_count; |
| { |
| int i = 67; |
| char c = 'e'; |
| std::shared_ptr<A> p = std::make_shared<A>(i, c); |
| assert(new_count == nc+1); |
| assert(A::count == 1); |
| assert(p->get_int() == 67); |
| assert(p->get_char() == 'e'); |
| } |
| #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
| nc = new_count; |
| { |
| char c = 'e'; |
| std::shared_ptr<A> p = std::make_shared<A>(67, c); |
| assert(new_count == nc+1); |
| assert(A::count == 1); |
| assert(p->get_int() == 67); |
| assert(p->get_char() == 'e'); |
| } |
| #endif |
| assert(A::count == 0); |
| } |