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Sprout/sprout/cstring/memcmp.hpp

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#ifndef SPROUT_CSTRING_MEMCMP_HPP
#define SPROUT_CSTRING_MEMCMP_HPP
#include <cstddef>
#include <sprout/config.hpp>
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#include <sprout/iterator/ptr_index_iterator.hpp>
#include <sprout/algorithm/tristate_lexicographical_compare.hpp>
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namespace sprout {
// 7.21.4.1 memcmp <20>֐<EFBFBD>
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inline SPROUT_CONSTEXPR int
memcmp(void const* s1, void const* s2, std::size_t n) {
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return sprout::tristate_lexicographical_compare(
sprout::as_iterator(static_cast<unsigned char const*>(s1)), sprout::as_iterator(static_cast<unsigned char const*>(s1), n),
sprout::as_iterator(static_cast<unsigned char const*>(s2)), sprout::as_iterator(static_cast<unsigned char const*>(s2), n)
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);
}
} // namespace sprout
#endif // #ifndef SPROUT_CSTRING_MEMCMP_HPP