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Hash: Support boost::int128_type.

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[SVN r81816]
This commit is contained in:
Daniel James
2012-12-10 10:40:44 +00:00
parent 67ad8c2151
commit 0e0906b0a4
2 changed files with 23 additions and 2 deletions
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20
include/boost/functional/hash/hash.hpp
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@@ -16,6 +16,7 @@
#include <string>
#include <boost/limits.hpp>
#include <boost/type_traits/is_enum.hpp>
#include <boost/type_traits/is_integral.hpp>
#include <boost/utility/enable_if.hpp>
#if defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
@@ -40,8 +41,8 @@ namespace boost
struct enable_hash_value { typedef std::size_t type; };
template <typename T> struct basic_numbers {};
template <typename T> struct long_numbers {};
template <typename T> struct ulong_numbers {};
template <typename T> struct long_numbers;
template <typename T> struct ulong_numbers;
template <typename T> struct float_numbers {};
template <> struct basic_numbers<bool> :
@@ -70,6 +71,14 @@ namespace boost
boost::hash_detail::enable_hash_value {};
#endif
// long_numbers is defined like this to allow for separate
// specialization for long_long and int128_type, in case
// they conflict.
template <typename T> struct long_numbers2 {};
template <typename T> struct ulong_numbers2 {};
template <typename T> struct long_numbers : long_numbers2<T> {};
template <typename T> struct ulong_numbers : long_numbers2<T> {};
#if !defined(BOOST_NO_LONG_LONG)
template <> struct long_numbers<boost::long_long_type> :
boost::hash_detail::enable_hash_value {};
@@ -77,6 +86,13 @@ namespace boost
boost::hash_detail::enable_hash_value {};
#endif
#if defined(BOOST_HAS_INT128)
template <> struct long_numbers2<boost::int128_type> :
boost::hash_detail::enable_hash_value {};
template <> struct ulong_numbers2<boost::uint128_type> :
boost::hash_detail::enable_hash_value {};
#endif
template <> struct float_numbers<float> :
boost::hash_detail::enable_hash_value {};
template <> struct float_numbers<double> :

5
test/hash_number_test.cpp
View File

@@ -175,6 +175,11 @@ int main()
NUMERIC_TEST_NO_LIMITS(boost::ulong_long_type, ulong_long)
#endif
#if defined(BOOST_HAS_INT128)
NUMERIC_TEST_NO_LIMITS(boost::int128_type, int128)
NUMERIC_TEST_NO_LIMITS(boost::uint128_type, uint128)
#endif
NUMERIC_TEST(float, float)
NUMERIC_TEST(double, double)