1  /* { dg-require-effective-target int32plus } */
       2  /* { dg-options "-Os -fgraphite-identity" } */
       3  
       4  static void b2w(unsigned int *out, const unsigned char *in, unsigned int len)
       5  {
       6    const unsigned char *bpend = in + len;
       7    for (; in != bpend; in += 4, ++out)
       8    {
       9      *out = (unsigned int) (in[0] ) |
      10            (unsigned int) (in[3] << 24);
      11    }
      12  }
      13  static void md4step(unsigned int state[4], const unsigned char *data)
      14  {
      15    unsigned int A, X[16];
      16    b2w(X, data, 64);
      17    state[0] += A;
      18  }
      19  void md4sum(void)
      20  {
      21    unsigned char final[128];
      22    unsigned int state[4];
      23    md4step(state, final);
      24    md4step(state, final + 64);
      25  }