1  /* { dg-do compile } */
       2  /* { dg-options "-O3 -fdump-tree-pre -fno-tree-loop-im" } */
       3  int db[100];
       4  int a_global_var, fact;
       5  int main()
       6  {
       7    int i,j=0;
       8    do
       9      {
      10        for (i=0; i<100; ++i)
      11          db[i] = i;
      12        fact = a_global_var * i;
      13      }
      14    while (j++ < 100);
      15  }
      16  /* We want to have exactly one load (not two) from a_global_var,
      17     and we want that load to be into a PRE temporary.  */
      18  /* { dg-final { scan-tree-dump-times "= a_global_var;" 1 "pre" } } */
      19  /* { dg-final { scan-tree-dump "pretmp\[^\\n\]* = a_global_var;" "pre" } } */