gcc/testsuite/gcc.dg/vect/pr33846.c

   1 /* Testcase by Martin Michlmayr <tbm@cyrius.com> */
   2 /* { dg-do compile } */
   3 /* { dg-require-effective-target vect_shift } */
   4
   5 int clamp_val (int i)
   6 {
   7   return ~i >> 31;
   8 }
   9
  10 typedef __PTRDIFF_TYPE__ intptr_t;
  11
  12 void _mix_some_samples (intptr_t buf, int *mix_buffer, int mix_size)
  13 {
  14   int i;
  15   signed int *p = mix_buffer;
  16   for (i = mix_size ; i > 0; i--)
  17   {
  18     *((short *) buf) = clamp_val ((*p) + 0x800000);
  19     buf += 2;
  20     p++;
  21   }
  22 }
  23
  24 /* { dg-final { cleanup-tree-dump "vect" } } */