gcc/testsuite/gcc.dg/predict-2.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fdump-tree-profile_estimate" } */
   3
   4 extern int global;
   5
   6 int bar(int);
   7
   8 void foo (int base, int bound)
   9 {
  10   int i, ret = 0;
  11   for (i = base; i < bound; i++)
  12     {
  13       if (i > bound * bound)
  14         global += bar (i);
  15       if (i > bound + 10)
  16         global += bar (i);
  17       if (i <= bound + 10)
  18         global += bar (i);
  19       if (i > base + 10)
  20         global += bar (i);
  21       if (i < base - 10)
  22         global += bar (i);
  23     }
  24 }
  25
  26 /* { dg-final { scan-tree-dump-not "loop iv compare heuristics" "profile_estimate"} } */
  27 /* { dg-final { cleanup-tree-dump "profile_estimate" } } */