01198b313c
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@150887 91177308-0d34-0410-b5e6-96231b3b80d8
78 lines
1.6 KiB
C++
78 lines
1.6 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <memory>
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// shared_ptr
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// template<class T, class... Args> shared_ptr<T> make_shared(Args&&... args);
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#include <memory>
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#include <new>
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#include <cstdlib>
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#include <cassert>
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int new_count = 0;
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void* operator new(std::size_t s) throw(std::bad_alloc)
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{
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++new_count;
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return std::malloc(s);
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}
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void operator delete(void* p) throw()
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{
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std::free(p);
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}
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struct A
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{
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static int count;
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A(int i, char c) : int_(i), char_(c) {++count;}
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A(const A& a)
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: int_(a.int_), char_(a.char_)
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{++count;}
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~A() {--count;}
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int get_int() const {return int_;}
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char get_char() const {return char_;}
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private:
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int int_;
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char char_;
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};
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int A::count = 0;
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int main()
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{
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int nc = new_count;
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{
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int i = 67;
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char c = 'e';
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std::shared_ptr<A> p = std::make_shared<A>(i, c);
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assert(new_count == nc+1);
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assert(A::count == 1);
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assert(p->get_int() == 67);
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assert(p->get_char() == 'e');
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}
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#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
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nc = new_count;
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{
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char c = 'e';
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std::shared_ptr<A> p = std::make_shared<A>(67, c);
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assert(new_count == nc+1);
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assert(A::count == 1);
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assert(p->get_int() == 67);
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assert(p->get_char() == 'e');
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}
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#endif
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assert(A::count == 0);
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}
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