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Removed bool_testable, added note about portability of separate, explicit instantiation, changed license of documentation

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[SVN r21110]
This commit is contained in:
Daniel Frey
2003-12-03 07:01:28 +00:00
parent 929517d6d7
commit 2f5945d0cd
6 changed files with 17 additions and 229 deletions
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17
include/boost/operators.hpp
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@@ -9,7 +9,6 @@
// See http://www.boost.org/libs/utility/operators.htm for documentation.
// Revision History
// 04 May 05 Added operator class bool_testable. (Sam Partington)
// 21 Oct 02 Modified implementation of operators to allow compilers with a
// correct named return value optimization (NRVO) to produce optimal
// code. (Daniel Frey)
@@ -309,20 +308,6 @@ struct indexable : B
}
};
// bool_testable -----------------------------------------------------------//
// (contributed by Sam Partington, David Abrahams and Daniel Frey) ---------//
template <class T, class B = ::boost::detail::empty_base>
struct bool_testable : B
{
friend bool operator!(const T& t) { return !static_cast<bool>(t); }
#if !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x551))
private:
typedef signed char private_number_type;
operator private_number_type() const;
#endif
};
// More operator classes (contributed by Daryle Walker) --------------------//
// (NRVO-friendly implementation contributed by Daniel Frey) ---------------//
@@ -831,8 +816,6 @@ BOOST_OPERATOR_TEMPLATE1(decrementable)
BOOST_OPERATOR_TEMPLATE2(dereferenceable)
BOOST_OPERATOR_TEMPLATE3(indexable)
BOOST_OPERATOR_TEMPLATE1(bool_testable)
BOOST_OPERATOR_TEMPLATE(left_shiftable)
BOOST_OPERATOR_TEMPLATE(right_shiftable)
BOOST_OPERATOR_TEMPLATE(equivalent)