# IpTaggedObject.hpp File Reference

`#include "IpUtils.hpp"`
`#include "IpDebug.hpp"`
`#include "IpReferenced.hpp"`
`#include "IpObserver.hpp"`
`#include <limits>`
`#include <utility>`

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## Classes
class | Ipopt::TaggedObject
| TaggedObject class. More...
## Namespaces
namespace | Ipopt
## Functions
TaggedObject::Tag | Ipopt::operator+ (const TaggedObject::Tag &tag1, const TaggedObject::Tag &tag2)
| The addition of two tags - do not use.

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