id	summary	reporter	owner	description	type	status	milestone	component	version	severity	resolution	keywords	cc
3937	equal_pointees and invalid pointers	NN	No-Maintainer	"In file boost/utility/compare_pointees.hpp function equal_pointees treat invalid pointers as a positive value.

There should be added another function which treats invalid pointers as a negative value.

{{{
#!cpp

template<class OptionalPointee>
inline
bool equal_pointees ( OptionalPointee const& x, OptionalPointee const& y )
{
  return (!x) != (!y) ? false : ( !x ? true : (*x) == (*y) ) ;
}

template<class OptionalPointee>
inline
bool equal_pointees_false ( OptionalPointee const& x, OptionalPointee const& y )
{
  return (!x) != (!y) ? false : ( !x ? false : (*x) == (*y) ) ;
}
}}}

Thanx."	Feature Requests	closed	Boost 1.43.0	utility	Boost 1.42.0	Optimization	wontfix