add constexpr algorithm C++14 version: move, move_backward, swap_ranges, iter_swap

This commit is contained in:
bolero-MURAKAMI 2013-10-15 14:01:34 +09:00
parent d5c84b07c9
commit a3427d375f
23 changed files with 430 additions and 47 deletions

View file

@ -9,6 +9,43 @@
#define SPROUT_ALGORITHM_COPY_N_HPP
#include <sprout/config.hpp>
#include <sprout/type_traits/enabler_if.hpp>
#include <sprout/iterator/type_traits/is_iterator_of.hpp>
#include <sprout/algorithm/fixed/result_of.hpp>
#include <sprout/algorithm/fixed/copy_n.hpp>
namespace sprout {
//
// 25.3.1 Copy
//
template<
typename InputIterator, typename Size, typename OutputIterator,
typename sprout::enabler_if<sprout::is_output_iterator<OutputIterator>::value>::type = sprout::enabler
>
inline SPROUT_CXX14_CONSTEXPR OutputIterator
copy_n(InputIterator first, Size n, OutputIterator result) {
for (Size i = 0; i < n; ++i) {
*result++ = *first++;
}
return result;
}
template<
typename InputIterator, typename Size, typename Result,
typename sprout::enabler_if<!sprout::is_output_iterator<Result>::value>::type = sprout::enabler
>
inline SPROUT_CONSTEXPR typename sprout::fixed::result_of::algorithm<Result>::type
copy_n(InputIterator first, Size n, Result const& result) {
return sprout::fixed::copy_n(first, n, result);
}
template<typename Result, typename Size, typename InputIterator>
inline SPROUT_CONSTEXPR typename sprout::fixed::result_of::algorithm<Result>::type
copy_n(InputIterator first, Size n) {
return sprout::fixed::copy_n<Result>(first, n);
}
} // namespace sprout
#include <sprout/algorithm/fixed/copy_n.hpp>
#include <sprout/algorithm/fit/copy_n.hpp>