https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110379
--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Plus this is basically the same as the following C code:
```
struct a
{
int t;
};
void foo (struct a *);
struct b
{
struct a f;
};
void test(struct b *t)
{
foo(&t->f);
}
```
