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Fixed shift-operators to respect BOOST_FORCE_SYMMETRIC_OPERATORS

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[SVN r17664]
This commit is contained in:
Daniel Frey 2003-02-26 21:26:57 +00:00
parent c6e3957efc
commit 56acf9c325
1 changed files with 3 additions and 3 deletions
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6
include/boost/operators.hpp
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@ -305,7 +305,7 @@ struct indexable : B
// More operator classes (contributed by Daryle Walker) --------------------//
// (NRVO-friendly implementation contributed by Daniel Frey) ---------------//
#if defined(BOOST_HAS_NRVO)
#if defined(BOOST_HAS_NRVO) || defined(BOOST_FORCE_SYMMETRIC_OPERATORS)
#define BOOST_BINARY_OPERATOR( NAME, OP ) \
template <class T, class U, class B = ::boost::detail::empty_base> \
@ -322,7 +322,7 @@ struct NAME##1 : B \
{ T nrv( lhs ); nrv OP##= rhs; return nrv; } \
};
#else // defined(BOOST_HAS_NRVO)
#else // defined(BOOST_HAS_NRVO) || defined(BOOST_FORCE_SYMMETRIC_OPERATORS)
#define BOOST_BINARY_OPERATOR( NAME, OP ) \
template <class T, class U, class B = ::boost::detail::empty_base> \
@ -337,7 +337,7 @@ struct NAME##1 : B \
friend T operator OP( T lhs, const T& rhs ) { return lhs OP##= rhs; } \
};
#endif // defined(BOOST_HAS_NRVO)
#endif // defined(BOOST_HAS_NRVO) || defined(BOOST_FORCE_SYMMETRIC_OPERATORS)
BOOST_BINARY_OPERATOR( left_shiftable, << )
BOOST_BINARY_OPERATOR( right_shiftable, >> )