forked from boostorg/tuple
Tuple: Remove obsolete MSVC version check.
[SVN r86038]
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@ -103,14 +103,8 @@ namespace tuples {
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template <class MyTail>
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struct init_tail
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{
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// Each of vc6 and vc7 seem to require a different formulation
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// of this return type
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template <class H, class T>
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#if BOOST_WORKAROUND(BOOST_MSVC, < 1300)
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static typename add_reference<typename add_const<T>::type>::type
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#else
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static typename add_const_reference<T>::type
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#endif
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execute( cons<H,T> const& u, long )
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{
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return u.get_tail();
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@ -313,59 +307,6 @@ namespace tuples {
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};
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namespace detail {
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#if defined(BOOST_MSVC) && (BOOST_MSVC == 1300)
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// special workaround for vc7:
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template <bool x>
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struct reference_adder
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{
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template <class T>
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struct rebind
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{
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typedef T& type;
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};
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};
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template <>
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struct reference_adder<true>
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{
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template <class T>
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struct rebind
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{
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typedef T type;
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};
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};
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// Return a reference to the Nth type of the given Tuple
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template<int N, typename Tuple>
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struct element_ref
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{
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private:
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typedef typename element<N, Tuple>::RET elt_type;
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enum { is_ref = is_reference<elt_type>::value };
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public:
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typedef reference_adder<is_ref>::rebind<elt_type>::type RET;
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typedef RET type;
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};
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// Return a const reference to the Nth type of the given Tuple
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template<int N, typename Tuple>
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struct element_const_ref
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{
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private:
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typedef typename element<N, Tuple>::RET elt_type;
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enum { is_ref = is_reference<elt_type>::value };
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public:
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typedef reference_adder<is_ref>::rebind<const elt_type>::type RET;
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typedef RET type;
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};
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#else // vc7
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// Return a reference to the Nth type of the given Tuple
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template<int N, typename Tuple>
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struct element_ref
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@ -389,8 +330,6 @@ namespace tuples {
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typedef typename add_reference<const elt_type>::type RET;
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typedef RET type;
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};
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#endif // vc7
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} // namespace detail
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// Get length of this tuple
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