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fix math/comparison.hpp

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This commit is contained in:
bolero-MURAKAMI 2012-07-07 14:58:46 +09:00
parent 1c65d59971
commit 3b6ba46f17
23 changed files with 389 additions and 175 deletions
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15
sprout/utility/as_const.hpp
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@ -1,19 +1,22 @@
#ifndef SPROUT_UTILITY_AS_CONST_HPP
#define SPROUT_UTILITY_AS_CONST_HPP
#include <type_traits>
#include <sprout/config.hpp>
#include <sprout/utility/forward.hpp>
namespace sprout {
//
// as_const
//
template<typename T>
inline T const& as_const(T& t) {
return t;
}
template<typename T>
inline SPROUT_CONSTEXPR T const& as_const(T const& t) {
return t;
inline SPROUT_CONSTEXPR typename std::conditional<
std::is_lvalue_reference<T>::value,
typename std::remove_reference<T>::type const&,
typename std::remove_reference<T>::type const&&
>::type
as_const(T&& t) {
return sprout::forward<T>(t);
}
} // namespace sprout