gcc-4_9/gcc/testsuite/c-c++-common/restrict-2.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O -fno-strict-aliasing -fdump-tree-lim1-details" } */
   3
   4 void foo (float * __restrict__ a, float * __restrict__ b, int n, int j)
   5 {
   6   int i;
   7   for(i = 0; i < n; ++i)
   8     a[i] = (b[j+50] + b[j-50]) * 0.5f;
   9 }
  10
  11 /* We should move the RHS of the store out of the loop.  */
  12
  13 /* { dg-final { scan-tree-dump-times "Moving statement" 11 "lim1" } } */
  14 /* { dg-final { cleanup-tree-dump "lim1" } } */