4.3BSD-Tahoe/usr/src/ucb/dbx/tests/pc/longsym.p

program symtest (input, output);

procedure Level1Procedure ;
    procedure Level2Procedure ;
	procedure Level3Procedure ;
	    procedure Level4Procedure ;
		procedure Level5Procedure ;
		begin
		end;
	    begin
	    end;
	begin
	end;
    begin
    end;
begin
end;

begin
end.