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magurosan/static_tzcnt.hpp

Last active August 15, 2017 20:47
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static tzcnt
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static_tzcnt.hpp
struct static_tzcnt {
constexpr size_t operator ()(size_t x) const {
return (x == 0) ? (sizeof(size_t) * 8)
: ((x & 1)? 0 : (1 + operator()(x >> 1)));
}
};
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