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-- { dg-do run }
procedure Pack12 is
type U16 is mod 2 ** 16;
type Key is record
Value : U16;
Valid : Boolean;
end record;
type Key_Buffer is record
Current, Latch : Key;
end record;
type Block is record
Keys : Key_Buffer;
Stamp : U16;
end record;
pragma Pack (Block);
My_Block : Block;
My_Stamp : constant := 16#1234#;
begin
My_Block.Stamp := My_Stamp;
My_Block.Keys.Latch := My_Block.Keys.Current;
if My_Block.Stamp /= My_Stamp then
raise Program_Error;
end if;
end;
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