1  /* PR rtl-optimization/55342 */
       2  /* { dg-do compile } */
       3  /* { dg-options "-O2 -mno-avx512dq" } */
       4  /* { dg-final { scan-assembler-not "notb" } } */
       5  
       6  
       7  void convert_image(unsigned char *in, unsigned char *out, int size) {
       8      int i;
       9      unsigned char * read = in,
      10       * write = out;
      11      for(i = 0; i < size; i++) {
      12          unsigned char r = *read++;
      13          unsigned char g = *read++;
      14          unsigned char b = *read++;
      15          unsigned char c, m, y, k, tmp;
      16          c = 255 - r;
      17          m = 255 - g;
      18          y = 255 - b;
      19  	if (c < m)
      20  	  k = ((c) > (y)?(y):(c));
      21  	else
      22            k = ((m) > (y)?(y):(m));
      23          *write++ = c - k;
      24          *write++ = m - k;
      25          *write++ = y - k;
      26          *write++ = k;
      27      }
      28  }