1  /* Regression test for PR middle-end/23584 */
       2  /* Verify that dereferencing a volatile element in a struct causes
       3     the function not be pure.  */
       4  
       5  /* { dg-do compile } */
       6  /* { dg-options "-O1 -fdump-ipa-pure-const" } */
       7  
       8  struct test_a { volatile int a; };
       9  
      10  int func_a(struct test_a *a)
      11  {
      12          return a->a;
      13  }
      14  
      15  /* { dg-final { scan-ipa-dump-not "found to be pure: func_a" "pure-const" } } */