gcc/testsuite/gcc.dg/vect/pr60012.c

   1 /* { dg-do compile } */
   2 /* { dg-additional-options "--param vect-max-version-for-alias-checks=0" } */
   3
   4 typedef struct
   5 {
   6   short real;
   7   short imag;
   8 } complex16_t;
   9
  10 void
  11 libvector_AccSquareNorm_ref (unsigned long long  *acc,
  12                              const complex16_t *x, unsigned len)
  13 {
  14   unsigned i;
  15   for (i = 0; i < len; i++)
  16     acc[i] += ((unsigned long long)((int)x[i].real * x[i].real))
  17         + ((unsigned long long)((int)x[i].imag * x[i].imag));
  18 }
  19
  20 /* { dg-final { scan-tree-dump "LOOP VECTORIZED" "vect" } } */
  21 /* { dg-final { cleanup-tree-dump "vect" } } */