iverilog/ivtest/ivltests/tern8.v

49 lines
1.2 KiB
Verilog

/*
* Copyright (c) 2005 Stephen Williams (steve@icarus.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
*/
/* tern8.v
* This tests types.
*/
module main;
reg b;
real c, d;
wire real a = b ? c : d;
initial begin
b <= 0;
c <= 1.0;
d <= 2.0;
#1 if (a != 2.0) begin
$display("FAILED (1)");
$finish;
end
b <= 1;
#1 if (a != 1.0) begin
$display("FAILED (2)");
$finish;
end
$display("PASSED");
end
endmodule // main