| 1 | //===----------------------------------------------------------------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | // <memory> |
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| 10 | |
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| 11 | // template <class X> class auto_ptr; |
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| 12 | |
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| 13 | // template<class Y> auto_ptr& operator=(auto_ptr<Y>& a) throw(); |
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| 14 | |
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| 15 | // REQUIRES: c++03 || c++11 || c++14 |
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| 16 | // ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_DISABLE_DEPRECATION_WARNINGS |
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| 17 | |
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| 18 | #include <memory> |
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| 19 | #include <cassert> |
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| 20 | |
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| 21 | #include "test_macros.h" |
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| 22 | #include "../AB.h" |
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| 23 | |
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| 24 | void |
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| 25 | test() |
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| 26 | { |
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| 27 | { |
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| 28 | B* p1 = new B(1); |
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| 29 | std::auto_ptr<B> ap1(p1); |
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| 30 | A* p2 = new A(2); |
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| 31 | std::auto_ptr<A> ap2(p2); |
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| 32 | assert(A::count == 2); |
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| 33 | assert(B::count == 1); |
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| 34 | assert(ap1.get() == p1); |
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| 35 | assert(ap2.get() == p2); |
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| 36 | std::auto_ptr<A>& apr = ap2 = ap1; |
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| 37 | assert(&apr == &ap2); |
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| 38 | assert(A::count == 1); |
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| 39 | assert(B::count == 1); |
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| 40 | assert(ap1.get() == 0); |
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| 41 | assert(ap2.get() == p1); |
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| 42 | } |
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| 43 | assert(A::count == 0); |
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| 44 | assert(B::count == 0); |
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| 45 | } |
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| 46 | |
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| 47 | int main(int, char**) |
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| 48 | { |
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| 49 | test(); |
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| 50 | |
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| 51 | return 0; |
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| 52 | } |
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| 53 | |
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