Support for shared objects and handles
[Support algorithms and datastructures]

Classes
class	Gecode::SharedHandle
	The shared handle. More...
class	Gecode::SharedHandle::Object
	The shared object. More...
class	Gecode::LocalObject
	Local (space-shared) object. More...
class	Gecode::LocalHandle
	Handles for local (space-shared) objects. More...

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Detailed Description

Shared handles provide access to reference-counted objects. In particular, they support updates with and without sharing. An update with sharing just updates the handle, while a non-shared update creates a single copy per space.