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The (in)equality comparison with boost::none does not require that T be EqualityComparable

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This commit is contained in:
Andrzej Krzemienski
2014-04-29 22:59:06 +02:00
parent d59f47156f
commit c51f3e810b
9 changed files with 148 additions and 16 deletions
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16
include/boost/optional/optional.hpp
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@ -1143,8 +1143,8 @@ bool operator >= ( T const& x, optional<T> const& y )
template<class T>
inline
bool operator == ( optional<T> const& x, none_t )
{ return equal_pointees(x, optional<T>() ); }
bool operator == ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
{ return !x; }
template<class T>
inline
@ -1153,8 +1153,8 @@ bool operator < ( optional<T> const& x, none_t )
template<class T>
inline
bool operator != ( optional<T> const& x, none_t y )
{ return !( x == y ) ; }
bool operator != ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
{ return bool(x); }
template<class T>
inline
@ -1177,8 +1177,8 @@ bool operator >= ( optional<T> const& x, none_t y )
template<class T>
inline
bool operator == ( none_t , optional<T> const& y )
{ return equal_pointees(optional<T>() ,y); }
bool operator == ( none_t , optional<T> const& y ) BOOST_NOEXCEPT
{ return !y; }
template<class T>
inline
@ -1187,8 +1187,8 @@ bool operator < ( none_t , optional<T> const& y )
template<class T>
inline
bool operator != ( none_t x, optional<T> const& y )
{ return !( x == y ) ; }
bool operator != ( none_t, optional<T> const& y ) BOOST_NOEXCEPT
{ return bool(y); }
template<class T>
inline