feedc0de/boost_container_hash
1
0
Fork 0
forked from boostorg/container_hash
Code Pull Requests Activity

Remove BOOST_NO_FUNCTION_TEMPLATE_ORDERING workarounds

Browse Source
This commit is contained in:
Peter Dimov
2021-10-16 16:20:54 +03:00
parent f0ef7b8e84
commit 9782883434
1 changed files with 0 additions and 58 deletions
Download Patch File Download Diff File Expand all files Collapse all files

58
include/boost/container_hash/extensions.hpp
View File

@@ -33,10 +33,6 @@
#include <memory>
#if defined(BOOST_NO_FUNCTION_TEMPLATE_ORDERING)
#include <boost/type_traits/is_array.hpp>
#endif
namespace boost
{
template <class A, class B>
@@ -243,71 +239,17 @@ namespace boost
}
#endif
//
// call_hash_impl
//
// On compilers without function template ordering, this deals with arrays.
#if defined(BOOST_NO_FUNCTION_TEMPLATE_ORDERING)
namespace hash_detail
{
template <bool IsArray>
struct call_hash_impl
{
template <class T>
struct inner
{
static std::size_t call(T const& v)
{
using namespace boost;
return hash_value(v);
}
};
};
template <>
struct call_hash_impl<true>
{
template <class Array>
struct inner
{
static std::size_t call(Array const& v)
{
const int size = sizeof(v) / sizeof(*v);
return boost::hash_range(v, v + size);
}
};
};
template <class T>
struct call_hash
: public call_hash_impl<boost::is_array<T>::value>
::BOOST_NESTED_TEMPLATE inner<T>
{
};
}
#endif // BOOST_NO_FUNCTION_TEMPLATE_ORDERING
//
// boost::hash
//
template <class T> struct hash
: boost::hash_detail::hash_base<T>
{
#if !defined(BOOST_NO_FUNCTION_TEMPLATE_ORDERING)
std::size_t operator()(T const& val) const
{
return hash_value(val);
}
#else
std::size_t operator()(T const& val) const
{
return hash_detail::call_hash<T>::call(val);
}
#endif
};
#if BOOST_WORKAROUND(__DMC__, <= 0x848)