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https://github.com/bolero-MURAKAMI/Sprout.git
synced 2024-12-23 21:25:49 +00:00
fix swap
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parent
4f5c2787d7
commit
18b388c89f
1 changed files with 13 additions and 3 deletions
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@ -10,12 +10,22 @@
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#include <cstddef>
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#include <utility>
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#include <type_traits>
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#include <sprout/config.hpp>
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#include <sprout/utility/move.hpp>
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#include <sprout/type_traits/enabler_if.hpp>
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namespace sprout_swap_detail {
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using std::swap;
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template<typename T>
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template<typename T, typename sprout::enabler_if<std::is_scalar<T>::value>::type = sprout::enabler>
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inline SPROUT_CXX14_CONSTEXPR void
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swap_impl(T& a, T& b) SPROUT_NOEXCEPT {
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T temp = sprout::move(a);
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a = sprout::move(b);
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b = sprout::move(temp);
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}
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template<typename T, typename sprout::enabler_if<!std::is_scalar<T>::value>::type = sprout::enabler>
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inline SPROUT_CXX14_CONSTEXPR void
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swap_impl(T& a, T& b)
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SPROUT_NOEXCEPT_EXPR(SPROUT_NOEXCEPT_EXPR(swap(a, b)))
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@ -25,10 +35,10 @@ namespace sprout_swap_detail {
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template<typename T, std::size_t N>
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inline SPROUT_CXX14_CONSTEXPR void
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swap_impl(T (& a)[N], T (& b)[N])
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SPROUT_NOEXCEPT_EXPR(SPROUT_NOEXCEPT_EXPR(swap(*a, *b)))
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SPROUT_NOEXCEPT_EXPR(SPROUT_NOEXCEPT_EXPR(sprout_swap_detail::swap_impl(*a, *b)))
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{
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for (std::size_t i = 0; i < N; ++i) {
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swap(a[i], b[i]);
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sprout_swap_detail::swap_impl(a[i], b[i]);
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}
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}
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} // namespace sprout_swap_detail
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