gcc/testsuite/gcc.c-torture/compile/pr42025-1.c

   1 typedef void* Ptr;
   2
   3 struct A
   4 {
   5   int i;
   6   union
   7   {
   8     Ptr p;
   9     char *q;
  10   } u;
  11 };
  12
  13 static void foo(struct A *p, char *q)
  14 {
  15   if (p->i)
  16     p->u.p = 0;
  17   else
  18     p->u.q = q;
  19 }
  20
  21 void bar(struct A *p, char *q)
  22 {
  23   foo(p, q);
  24 }