macro.h

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#pragma once
 
#include <boost/predef.h>
 
 
#if defined(__GNUC__)
#    define KNP_UNROLL_LOOP() _Pragma("GCC unroll 16")
#elif defined(__clang__)
#    define KNP_UNROLL_LOOP() _Pragma("unroll")
#elif defined(_MSC_VER)
#    define KNP_UNROLL_LOOP() _Pragma("loop(hint_parallel(16))")
#endif