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https://github.com/boostorg/unordered.git
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Merge to release several changes for 1.48.
[SVN r75293]
This commit is contained in:
@ -36,9 +36,7 @@ A full implementation of `allocator_traits` requires sophisticated
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member function detection so that the fallback is used whenever the
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member function call is not well formed.
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This requires support for SFINAE expressions, which are available on
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GCC from version 4.4 and Clang. They aren't supported by
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Visual C++ 2008/2010, but with a bit of hacking it's possible to support
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certain use cases.
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GCC from version 4.4 and Clang.
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On other compilers, there's just a test to see if the allocator has
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a member, but no check that it can be called. So rather than using a
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@ -108,7 +108,7 @@ namespace boost { namespace unordered { namespace detail {
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convert_from_anything(T const&);
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};
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#if !defined(BOOST_NO_SFINAE_EXPR) || BOOST_WORKAROUND(BOOST_MSVC, >= 1500)
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#if !defined(BOOST_NO_SFINAE_EXPR)
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# define BOOST_UNORDERED_HAVE_CALL_DETECTION 1
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@ -90,7 +90,7 @@ namespace boost { namespace unordered { namespace detail {
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{ \
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BOOST_PP_REPEAT_##z(n, BOOST_UNORDERED_EARGS_MEMBER, _) \
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BOOST_PP_CAT(emplace_args, n) ( \
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BOOST_PP_ENUM_BINARY_PARAMS_Z(z, n, B, a) \
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BOOST_PP_ENUM_BINARY_PARAMS_Z(z, n, Arg, a) \
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) : BOOST_PP_ENUM_##z(n, BOOST_UNORDERED_EARGS_INIT, _) \
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{} \
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\
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@ -112,8 +112,8 @@ namespace boost { namespace unordered { namespace detail {
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#if defined(BOOST_NO_RVALUE_REFERENCES)
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#define BOOST_UNORDERED_EARGS_MEMBER(z, n, _) \
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typedef BOOST_FWD_REF(BOOST_PP_CAT(A, n)) BOOST_PP_CAT(B, n); \
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BOOST_PP_CAT(B, n) BOOST_PP_CAT(a, n);
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typedef BOOST_FWD_REF(BOOST_PP_CAT(A, n)) BOOST_PP_CAT(Arg, n); \
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BOOST_PP_CAT(Arg, n) BOOST_PP_CAT(a, n);
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#define BOOST_UNORDERED_EARGS_INIT(z, n, _) \
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BOOST_PP_CAT(a, n)( \
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@ -123,8 +123,8 @@ namespace boost { namespace unordered { namespace detail {
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#define BOOST_UNORDERED_EARGS_MEMBER(z, n, _) \
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typedef typename boost::add_lvalue_reference<BOOST_PP_CAT(A, n)>::type \
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BOOST_PP_CAT(B, n); \
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BOOST_PP_CAT(B, n) BOOST_PP_CAT(a, n);
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BOOST_PP_CAT(Arg, n); \
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BOOST_PP_CAT(Arg, n) BOOST_PP_CAT(a, n);
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#define BOOST_UNORDERED_EARGS_INIT(z, n, _) \
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BOOST_PP_CAT(a, n)(BOOST_PP_CAT(a, n))
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@ -178,6 +178,7 @@ namespace boost { namespace unordered { namespace detail {
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typedef typename table::key_type key_type;
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typedef typename table::node_constructor node_constructor;
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typedef typename table::extractor extractor;
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typedef typename table::iterator iterator;
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// Constructors
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@ -255,13 +256,15 @@ namespace boost { namespace unordered { namespace detail {
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return count;
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}
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std::pair<node_pointer, node_pointer>
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std::pair<iterator, iterator>
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equal_range(key_type const& k) const
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{
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node_pointer n = this->find_node(k);
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return std::make_pair(n,
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n ? static_cast<node_pointer>(
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static_cast<node_pointer>(n->group_prev_)->next_) : n);
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return std::make_pair(
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iterator(n), iterator(n ?
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static_cast<node_pointer>(
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static_cast<node_pointer>(n->group_prev_)->next_) :
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n));
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}
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// Equality
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@ -174,8 +174,9 @@ namespace boost { namespace unordered { namespace detail {
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typedef typename table::key_type key_type;
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typedef typename table::node_constructor node_constructor;
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typedef typename table::extractor extractor;
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typedef typename table::iterator iterator;
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typedef std::pair<node_pointer, bool> emplace_return;
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typedef std::pair<iterator, bool> emplace_return;
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// Constructors
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@ -253,12 +254,12 @@ namespace boost { namespace unordered { namespace detail {
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std::out_of_range("Unable to find key in unordered_map."));
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}
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std::pair<node_pointer, node_pointer>
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std::pair<iterator, iterator>
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equal_range(key_type const& k) const
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{
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node_pointer n = this->find_node(k);
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return std::make_pair(n,
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n ? static_cast<node_pointer>(n->next_) : n);
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return std::make_pair(iterator(n),
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iterator(n ? static_cast<node_pointer>(n->next_) : n));
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}
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// equals
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@ -354,7 +355,7 @@ namespace boost { namespace unordered { namespace detail {
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boost::unordered::detail::please_ignore_this_overload> const&)
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{
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BOOST_ASSERT(false);
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return emplace_return(this->begin(), false);
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return emplace_return(iterator(this->begin()), false);
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}
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#endif
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@ -389,7 +390,7 @@ namespace boost { namespace unordered { namespace detail {
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std::size_t hash = this->hash_function()(k);
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node_pointer pos = this->find_node(hash, k);
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if (pos) return emplace_return(pos, false);
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if (pos) return emplace_return(iterator(pos), false);
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// Create the node before rehashing in case it throws an
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// exception (need strong safety in such a case).
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@ -400,7 +401,7 @@ namespace boost { namespace unordered { namespace detail {
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// reserve has basic exception safety if the hash function
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// throws, strong otherwise.
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this->reserve_for_insert(this->size_ + 1);
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return emplace_return(this->add_node(a, hash), true);
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return emplace_return(iterator(this->add_node(a, hash)), true);
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}
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emplace_return emplace_impl_with_node(node_constructor& a)
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@ -409,12 +410,12 @@ namespace boost { namespace unordered { namespace detail {
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std::size_t hash = this->hash_function()(k);
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node_pointer pos = this->find_node(hash, k);
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if (pos) return emplace_return(pos, false);
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if (pos) return emplace_return(iterator(pos), false);
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// reserve has basic exception safety if the hash function
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// throws, strong otherwise.
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this->reserve_for_insert(this->size_ + 1);
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return emplace_return(this->add_node(a, hash), true);
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return emplace_return(iterator(this->add_node(a, hash)), true);
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}
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template <BOOST_UNORDERED_EMPLACE_TEMPLATE>
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