Subversion Repositories openrisc_2011-10-31

-- { dg-do compile }

package Size_Clause3 is

  -- The record inherits the alignment of Integer, which is 4, so

  -- the real size is 64 instead of 40.

  type R1 is record

    I : Integer;

    B : aliased Boolean;

  end record;

  -- That's not OK, the size of a component of type R1 cannot be 40.

  type S1 is record

    rr : R1; -- size must be 40

  end record;

  for S1 use record

    rr at 0 range 0 .. 39;  -- { dg-error "size of .rr. with aliased or tagged component" }

  end record;

  -- The record is explicitly given alignment 1 so its real type is 40.

  type R2 is record

    I : Integer;

    B : aliased Boolean;

  end record;

  for R2'Alignment use 1;

  -- That's OK, the size of a component of type R2 can be 40.

  type S2 is record

    rr : R2; -- size must be 40

  end record;

  for S2 use record

    rr at 0 range 0 .. 39;

  end record;

  -- The record is explicitly given alignment 4 so its real type is 64.

  type R3 is record

    I : Integer;

    B : aliased Boolean;

  end record;

  for R3'Alignment use 4;

  -- That's not OK, the size of a component of type R3 cannot be 40.

  type S3 is record

    rr : R3; -- size must be 40

  end record;

  for S3 use record

    rr at 0 range 0 .. 39;  -- { dg-error "size of .rr. with aliased or tagged component" }

  end record;

end Size_Clause3;