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-- Copyright (C) 2001 Bill Billowitch.
-- Some of the work to develop this test suite was done with Air Force
-- support. The Air Force and Bill Billowitch assume no
-- responsibilities for this software.
-- This file is part of VESTs (Vhdl tESTs).
-- VESTs is free software; you can redistribute it and/or modify it
-- 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.
-- VESTs 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 VESTs; if not, write to the Free Software Foundation,
-- Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-- ---------------------------------------------------------------------
--
-- $Id: tc2151.vhd,v 1.2 2001-10-26 16:29:46 paw Exp $
-- $Revision: 1.2 $
--
-- ---------------------------------------------------------------------
ENTITY c07s02b04x00p21n01i02151ent IS
END c07s02b04x00p21n01i02151ent;
ARCHITECTURE c07s02b04x00p21n01i02151arch OF c07s02b04x00p21n01i02151ent IS
TYPE real_v is array (integer range <>) of real;
SUBTYPE real_1 is real_v (1 to 1);
SUBTYPE real_null is real_v (1 to 0);
BEGIN
TESTING: PROCESS
variable result : real_1;
variable l_operand : real_null;
variable r_operand : real := 12.345;
BEGIN
--
-- The element is treated as an implicit single element array !
--
result := l_operand & r_operand;
wait for 5 ns;
assert NOT(result(1) = 12.345)
report "***PASSED TEST: c07s02b04x00p21n01i02151"
severity NOTE;
assert (result(1) = 12.345)
report "***FAILED TEST: c07s02b04x00p21n01i02151 - Concatenation of null and REAL array failed."
severity ERROR;
wait;
END PROCESS TESTING;
END c07s02b04x00p21n01i02151arch;
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