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