/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-optimized" } */

struct barstruct { char const* some_string; };

void changethepointer(struct barstruct**);

void baz()
{
        struct barstruct bar1;
        struct barstruct* barptr = &bar1;
        changethepointer(&barptr);
        barptr->some_string = "Everything OK";
}

/* { dg-final { scan-tree-dump "Everything OK" "optimized" } } */
/* { dg-final { cleanup-tree-dump "optimized" } } */