gcc/testsuite/gcc.dg/loop-9.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O1 -fdump-rtl-loop2_invariant" } */
   3 /* { dg-additional-options "-fno-pie" { target pie } } */
   4
   5 void
   6 f (double *a)
   7 {
   8   int i;
   9   for (i = 0; i < 100; i++)
  10     a[i] = 18.4242;
  11 }
  12
  13 /* Load of x is moved out of the loop.  */
  14 /* { dg-final { scan-rtl-dump "Decided" "loop2_invariant" } } */
  15 /* { dg-final { scan-rtl-dump "without introducing a new temporary register" "loop2_invariant" } } */
  16