gcc/testsuite/gcc.dg/vect/vect-early-break_34.c

   1 /* { dg-add-options vect_early_break } */
   2 /* { dg-do compile } */
   3 /* { dg-require-effective-target vect_early_break } */
   4 /* { dg-require-effective-target vect_int } */
   5
   6 #ifndef N
   7 #define N 803
   8 #endif
   9
  10 unsigned vect_a[N] __attribute__ ((aligned (4)));;
  11 unsigned vect_b[N];
  12
  13 unsigned test4(unsigned x)
  14 {
  15  unsigned ret = 0;
  16
  17  for (int i = 1; i < N; i++)
  18  {
  19    vect_b[i] = x + i;
  20    if (vect_a[i]*2 > x)
  21      break;
  22    vect_a[i] = x;
  23
  24  }
  25  return ret;
  26 }
  27
  28 /* { dg-final { scan-tree-dump "vectorized 1 loops in function" "vect" } } */