gcc/testsuite/gcc.dg/vect/vect-early-break_41.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 unsigned vect_a[N];
  10 unsigned vect_b[N];
  11
  12 unsigned test4(unsigned x)
  13 {
  14  unsigned ret = 0;
  15 #pragma GCC novector
  16 #pragma GCC unroll 4
  17  for (int i = 0; i < N; i++)
  18  {
  19    vect_b[i] += vect_a[i] + x;
  20  }
  21  return ret;
  22 }
  23
  24 /* novector should have blocked vectorization.  */
  25 /* { dg-final { scan-tree-dump-not "vectorized \d loops in function" "vect" } } */