32 lines
532 B
Ada
32 lines
532 B
Ada
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-- { dg-do run }
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procedure Pack3 is
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type U32 is mod 2 ** 32;
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type Key is record
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Value : U32;
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Valid : Boolean;
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end record;
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type Key_Buffer is record
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Current, Latch : Key;
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end record;
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type Block is record
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Keys : Key_Buffer;
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Stamp : U32;
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end record;
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pragma Pack (Block);
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My_Block : Block;
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My_Stamp : constant := 16#01234567#;
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begin
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My_Block.Stamp := My_Stamp;
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My_Block.Keys.Latch := My_Block.Keys.Current;
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if My_Block.Stamp /= My_Stamp then
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raise Program_Error;
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end if;
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end;
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