gcc/testsuite/gcc.dg/tree-ssa/20031106-5.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O1 -fdump-tree-optimized" } */
   3
   4 extern void link_error (void);
   5
   6 /* Check for cprop on different fields of same type structs.  */
   7
   8 struct s
   9 {
  10   char d;
  11   int a, b;
  12   double m;
  13 };
  14
  15 void foo2 (struct s*  r, struct s*  p)
  16 {
  17   r->a = 0;
  18   p->b = 1;
  19   r->a++;
  20   p->b++;
  21   if (r->a != 1)
  22     link_error ();
  23   if (p->b != 2)
  24     link_error ();
  25 }
  26
  27 /* There should be no link_error calls.  */
  28 /* { dg-final { scan-tree-dump-times "link_error" 0 "optimized" { xfail *-*-* } } } */