-- { dg-do compile } with Interfaces.C; use Interfaces.C; procedure Object_Overflow5 is procedure Proc (c : Character) is begin null; end; type Index_T is new ptrdiff_t range 0 .. ptrdiff_t'Last; type Arr is array(Index_T range <>) of Character; type Rec (Size: Index_T := 6) is record -- { dg-warning "Storage_Error" } A: Arr (0..Size); end record; Obj : Rec; -- { dg-warning "Storage_Error" } begin Obj.A(1) := 'a'; Proc (Obj.A(1)); end;