libcxx

libcxx mirror with random patches
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assign_from_auto_ptr_ref.pass.cpp (870B)

      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 // template <class X> class auto_ptr;
     13 
     14 // auto_ptr& operator=(auto_ptr_ref<X> r) throw()
     15 
     16 // REQUIRES: c++98 || c++03 || c++11 || c++14
     17 
     18 #include <memory>
     19 #include <cassert>
     20 
     21 #include "../A.h"
     22 
     23 void
     24 test()
     25 {
     26     {
     27     A* p1 = new A(1);
     28     std::auto_ptr<A> ap1(p1);
     29     std::auto_ptr_ref<A> apr = ap1;
     30     std::auto_ptr<A> ap2(new A(2));
     31     ap2 = apr;
     32     assert(A::count == 1);
     33     assert(ap2.get() == p1);
     34     assert(ap1.get() == 0);
     35     }
     36     assert(A::count == 0);
     37 }
     38 
     39 int main()
     40 {
     41     test();
     42 }