package Packed_Array_Pkg is type Rec1 is record I : Integer; S : Short_Integer; end record; for Rec1'Size use 49; type Arr is array (Positive range <>) of Rec1; for Arr'Component_Size use 49; type Rec2 (Lo, Hi : Positive) is record A : Arr (Lo .. Hi); end record; Max : Positive := 1; subtype Small_Rec2 is Rec2 (1, Max); end;