src/base/features/pragmas.hpp

#pragma once

// Provide a simpler syntax for macro-expanded pragmas.
#define PRAGMA(x)_Pragma(#x)

// Indicate how many times the next loop should be unrolled.
#define UNROLL(n)PRAGMA(GCC unroll n)

// Indicate that the next loop can be safely vectorized.
#define VECTORIZE PRAGMA(GCC ivdep)