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-- { 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;