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[test][util][promote integral] (re-)implement bit_size locally in the unit test

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This commit is contained in:
Menelaos Karavelas 2015-03-28 03:18:59 +02:00
parent 7b515316e7
commit 1b92041500
1 changed files with 31 additions and 1 deletions
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32
test/util/promote_integral.cpp
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@ -148,10 +148,40 @@ struct test_max_values<Integral, Promoted, false>
// helper function that returns the bit size of a type // helper function that returns the bit size of a type
template
<
typename T,
bool IsFundamental = boost::is_fundamental<T>::type::value
>
struct bit_size_impl : boost::mpl::size_t<0>
{};
template <typename T>
struct bit_size_impl<T, true> : bg::detail::promote_integral::bit_size<T>::type
{};
#if !defined(BOOST_GEOMETRY_NO_MULTIPRECISION_INTEGER)
template
<
typename Backend,
boost::multiprecision::expression_template_option ExpressionTemplates
>
struct bit_size_impl
<
boost::multiprecision::number<Backend, ExpressionTemplates>,
false
> : bg::detail::promote_integral::bit_size
<
boost::multiprecision::number<Backend, ExpressionTemplates>
>
{};
#endif
template <typename T> template <typename T>
std::size_t bit_size() std::size_t bit_size()
{ {
return bg::detail::promote_integral::bit_size<T>::type::value; return bit_size_impl<T>::type::value;
} }
template <bool PromoteUnsignedToUnsigned> template <bool PromoteUnsignedToUnsigned>