56 lines
1.1 KiB
C++
56 lines
1.1 KiB
C++
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//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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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() throw();
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#include <exception>
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#include <cassert>
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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()
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{
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{
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std::nested_exception e;
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assert(e.nested_ptr() == nullptr);
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}
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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 e;
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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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}
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