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Added options for small_vector: inplace_alignment and growth_factor. Fixes #47

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Ion Gaztañaga committed 2019-05-09 22:15:43 +02:00
1 parent 1e9b4a15eb
commit 4c348af1eb
6 files changed
+205 -61
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include/boost/container/options.hpp
+68 -9
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@@ -102,6 +102,65 @@ using tree_assoc_options_t = typename boost::container::tree_assoc_options<Optio
#endif
////////////////////////////////////////////////////////////////
//
//
// OPTIONS FOR ASSOCIATIVE HASH-BASED CONTAINERS
//
//
////////////////////////////////////////////////////////////////
#if !defined(BOOST_CONTAINER_DOXYGEN_INVOKED)
template<bool StoreHash>
struct hash_opt
{
static const bool store_hash = StoreHash;
};
typedef hash_opt<false> hash_assoc_defaults;
#endif //!defined(BOOST_CONTAINER_DOXYGEN_INVOKED)
//!This option setter specifies if node size is optimized
//!storing rebalancing data masked into pointers for ordered associative containers
BOOST_INTRUSIVE_OPTION_CONSTANT(store_hash, bool, Enabled, store_hash)
//! Helper metafunction to combine options into a single type to be used
//! by \c boost::container::hash_set, \c boost::container::hash_multiset
//! \c boost::container::hash_map and \c boost::container::hash_multimap.
//! Supported options are: \c boost::container::store_hash
#if defined(BOOST_CONTAINER_DOXYGEN_INVOKED) || defined(BOOST_CONTAINER_VARIADIC_TEMPLATES)
template<class ...Options>
#else
template<class O1 = void, class O2 = void, class O3 = void, class O4 = void>
#endif
struct hash_assoc_options
{
/// @cond
typedef typename ::boost::intrusive::pack_options
< hash_assoc_defaults,
#if !defined(BOOST_CONTAINER_VARIADIC_TEMPLATES)
O1, O2, O3, O4
#else
Options...
#endif
>::type packed_options;
typedef hash_opt<packed_options::store_hash> implementation_defined;
/// @endcond
typedef implementation_defined type;
};
#if !defined(BOOST_NO_CXX11_TEMPLATE_ALIASES)
//! Helper alias metafunction to combine options into a single type to be used
//! by hash-based associative containers
template<class ...Options>
using hash_assoc_options_t = typename boost::container::hash_assoc_options<Options...>::type;
#endif
////////////////////////////////////////////////////////////////
//
//
@@ -266,15 +325,15 @@ using vector_options_t = typename boost::container::vector_options<Options...>::
//! A value zero represents the natural alignment.
//!
//!\tparam Alignment An unsigned integer value. Must be power of two.
BOOST_INTRUSIVE_OPTION_CONSTANT(alignment, std::size_t, Alignment, alignment)
BOOST_INTRUSIVE_OPTION_CONSTANT(inplace_alignment, std::size_t, Alignment, inplace_alignment)
#if !defined(BOOST_CONTAINER_DOXYGEN_INVOKED)
template<class GrowthType, std::size_t Alignment>
template<class GrowthType, std::size_t InplaceAlignment>
struct small_vector_opt
{
typedef GrowthType growth_factor_type;
static const std::size_t alignment = Alignment;
static const std::size_t inplace_alignment = InplaceAlignment;
};
typedef small_vector_opt<void, 0u> small_vector_null_opt;
@@ -283,7 +342,7 @@ typedef small_vector_opt<void, 0u> small_vector_null_opt;
//! Helper metafunction to combine options into a single type to be used
//! by \c boost::container::small_vector.
//! Supported options are: \c boost::container::growth_factor and \c boost::container::alignment
//! Supported options are: \c boost::container::growth_factor and \c boost::container::inplace_alignment
#if defined(BOOST_CONTAINER_DOXYGEN_INVOKED) || defined(BOOST_CONTAINER_VARIADIC_TEMPLATES)
template<class ...Options>
#else
@@ -301,7 +360,7 @@ struct small_vector_options
#endif
>::type packed_options;
typedef small_vector_opt< typename packed_options::growth_factor_type
, packed_options::alignment> implementation_defined;
, packed_options::inplace_alignment> implementation_defined;
/// @endcond
typedef implementation_defined type;
};
@@ -337,11 +396,11 @@ BOOST_INTRUSIVE_OPTION_CONSTANT(throw_on_overflow, bool, ThrowOnOverflow, throw_
#if !defined(BOOST_CONTAINER_DOXYGEN_INVOKED)
template<bool ThrowOnOverflow, std::size_t Alignment>
template<bool ThrowOnOverflow, std::size_t InplaceAlignment>
struct static_vector_opt
{
static const bool throw_on_overflow = ThrowOnOverflow;
static const std::size_t alignment = Alignment;
static const std::size_t inplace_alignment = InplaceAlignment;
};
typedef static_vector_opt<true, 0u> static_vector_null_opt;
@@ -350,7 +409,7 @@ typedef static_vector_opt<true, 0u> static_vector_null_opt;
//! Helper metafunction to combine options into a single type to be used
//! by \c boost::container::static_vector.
//! Supported options are: \c boost::container::throw_on_overflow and \c boost::container::alignment
//! Supported options are: \c boost::container::throw_on_overflow and \c boost::container::inplace_alignment
#if defined(BOOST_CONTAINER_DOXYGEN_INVOKED) || defined(BOOST_CONTAINER_VARIADIC_TEMPLATES)
template<class ...Options>
#else
@@ -368,7 +427,7 @@ struct static_vector_options
#endif
>::type packed_options;
typedef static_vector_opt< packed_options::throw_on_overflow
, packed_options::alignment> implementation_defined;
, packed_options::inplace_alignment> implementation_defined;
/// @endcond
typedef implementation_defined type;
};