//
// Copyright (c) 1999 Steven Wilson (stevew@home.com)
//
//    This source code is free software; you can redistribute it
//    and/or modify it in source code form under the terms of the GNU
//    General Public License as published by the Free Software
//    Foundation; either version 2 of the License, or (at your option)
//    any later version.
//
//    This program is distributed in the hope that it will be useful,
//    but WITHOUT ANY WARRANTY; without even the implied warranty of
//    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//    GNU General Public License for more details.
//
//    You should have received a copy of the GNU General Public License
//    along with this program; if not, write to the Free Software
//    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
//
//  SDW - Validate continuous adds in assignment..dependent on always + working
//
// $Log: wireadd1.v,v $
// Revision 1.2  2001/05/03 05:45:37  ka6s
// Lets try this again
//
//


module main;

reg globvar;

reg [3:0] var1,var2,var3;
wire [3:0] var3a;
reg error;

assign var3a = var1 + var2;

always @( var1 or var2)
  var3 = var1 + var2 ;

initial
begin
error = 0;
for ( var1 = 4'b0; var1 != 4'hf; var1 = var1 + 1)
  for ( var2 = 4'b0; var2 != 4'hf; var2 = var2 + 1)
     begin
        #1 ;
        if(var3 !== var3a)
               error = 1;
        #1;
     end
if(error == 0) 
  $display("PASSED");
else
  $display("FAILED");

end

endmodule // main