65 lines
1.4 KiB
C++
65 lines
1.4 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// <exception>
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// class nested_exception;
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// nested_exception& operator=(const nested_exception&) throw() = default;
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#include <exception>
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#include <cassert>
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#include "test_macros.h"
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class A
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{
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int data_;
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public:
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explicit A(int data) : data_(data) {}
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friend bool operator==(const A& x, const A& y) {return x.data_ == y.data_;}
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};
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int main(int, char**)
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{
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{
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std::nested_exception e0;
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std::nested_exception e;
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e = e0;
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assert(e.nested_ptr() == nullptr);
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}
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#ifndef TEST_HAS_NO_EXCEPTIONS
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{
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try
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{
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throw A(2);
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assert(false);
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}
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catch (const A&)
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{
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std::nested_exception e0;
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std::nested_exception e;
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e = e0;
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assert(e.nested_ptr() != nullptr);
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try
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{
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rethrow_exception(e.nested_ptr());
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assert(false);
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}
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catch (const A& a)
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{
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assert(a == A(2));
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}
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}
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}
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#endif
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return 0;
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}
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