gcc/testsuite/gcc.dg/loop-invariant-2.c


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/* { dg-do compile } */
/* { dg-options "-O2 -fdump-rtl-loop2_invariant" } */

volatile int x;
void
bar (int, char *, char *);
void
foo (int *a, int n, int k)
{
  int i;

  for (i = 0; i < n; i++)
    {
      if (__builtin_expect (x, 0))
	bar (k / 5, "one", "two");
      a[i] = k;
    }
}

/* { dg-final { scan-rtl-dump "Don't move invariant from bb: .*out of loop" "loop2_invariant" } } */