36 lines
780 B
Ada
36 lines
780 B
Ada
-- { dg-do run }
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-- { dg-options "-gnatws" }
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procedure Tfren is
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type R;
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type Ar is access all R;
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type R is record F1: Integer; F2: Ar; end record;
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for R use record
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F1 at 1 range 0..31;
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F2 at 5 range 0..63;
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end record;
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procedure Foo (RR1, RR2: Ar);
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procedure Foo (RR1, RR2 : Ar) is
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begin
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if RR2.all.F1 /= 55 then raise program_error; end if;
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end;
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R3: aliased R := (55, Null);
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R2: aliased R := (44, R3'Access);
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R1: aliased R := (22, R2'Access);
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P: Ar := R1'Access;
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X: Ar renames P.all.F2;
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Y: Ar renames X.all.F2;
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begin
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P := R2'Access;
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R1.F2 := R1'Access;
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Foo (X, Y);
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Y.F1 := -111;
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if Y.F1 /= -111 then raise Constraint_Error; end if;
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end Tfren;
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