// PR c++/65687

typedef struct old_visible_stuff *opaquePointer;

struct old_visible_stuff {
  int things_we_no_longer;
  int wish_to_expose;
} __attribute__((__deprecated__("do not refer to this, the layout might change")));

typedef struct old_visible_stuff *another; // { dg-warning "deprecated" }

opaquePointer runtime_function (opaquePointer someObject);

opaquePointer bad_runtime_call (struct old_visible_stuff *otherObject); // { dg-warning "deprecated" }