gcc/testsuite/gcc.dg/vect/pr83965.c

   1 /* { dg-do compile } */
   2 /* { dg-additional-options "-ftrapv" } */
   3
   4 int
   5 mac (const short *a, const short *b, int sqr, int *sum)
   6 {
   7   int i;
   8   int dotp = *sum;
   9
  10   for (i = 0; i < 150; i++)
  11     {
  12       dotp += b[i] * a[i];
  13       sqr += b[i] * b[i];
  14     }
  15
  16   *sum = dotp;
  17   return sqr;
  18 }