gcc/testsuite/gcc.dg/tree-ssa/loadpre2.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fno-tree-loop-im -fdump-tree-pre-stats" } */
   3 int main(int *a, int argc)
   4 {
   5   int i;
   6   int e;
   7
   8   /* Should be able to hoist this out of the loop.  */
   9   for (i = 0; i < argc; i++)
  10     {
  11       e = *a;
  12     }
  13   return e;
  14 }
  15
  16 /* { dg-final { scan-tree-dump-times "Eliminated: 1" 1 "pre"} } */