File align.h

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// -*- C++ -*-

#ifndef HL_ALIGN_H
#define HL_ALIGN_H

#include <stdlib.h>

#if defined(__clang__)
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wunused-variable"
#endif

namespace HL {

  template <size_t Alignment>
  inline size_t align (size_t v) {
    static_assert((Alignment & (Alignment-1)) == 0,
          "Alignment must be a power of two.");
    return ((v + (Alignment-1)) & ~(Alignment-1));
  }

}

#if defined(__clang__)
#pragma clang diagnostic pop
#endif

#endif