cxx/test/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.obs/op_bool.pass.cpp

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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <memory>
// shared_ptr
// explicit operator bool() const;
#include <memory>
#include <cassert>
int main()
{
{
const std::shared_ptr<int> p(new int(32));
assert(p);
}
{
const std::shared_ptr<int> p;
assert(!p);
}
}