1  /* { dg-do compile } */
       2  /* { dg-additional-options "-O3 --save-temps" } */
       3  /* { dg-require-effective-target arm_fp_ok } */
       4  /* { dg-require-effective-target arm_neon_ok } */
       5  /* { dg-add-options arm_neon } */
       6  
       7  #define N 1024
       8  
       9  unsigned char pix1[N], pix2[N];
      10  
      11  int
      12  foo (void)
      13  {
      14    int i_sum = 0;
      15    int i;
      16  
      17    for (i = 0; i < N; i++)
      18      i_sum += __builtin_abs (pix1[i] - pix2[i]);
      19  
      20    return i_sum;
      21  }
      22  
      23  /* { dg-final { scan-assembler {\tvabdl\.u8\t} } } */
      24  /* { dg-final { scan-assembler {\tvabal\.u8\t} } } */
      25  /* { dg-final { scan-assembler {\tvpadal\.u16\t} } } */
      26  
      27  /* { dg-final { scan-assembler-not {\tvmovl} } } */
      28  /* { dg-final { scan-assembler-not {\tvsub} } } */
      29  /* { dg-final { scan-assembler-not {\tvabs} } } */