File: expr_noteqeq.v

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/*
 * Test !== comparitor.
 *  dependencies:
 *	register declaration
 *	initial procedural block
 *	system tasks
 *	if/else statement
 *	blocking assignment
 */

module main ;

	reg [0:7] a;

	initial
		begin
		a = 8'b1x0x_10xx;
		if (4'b1x01 !== 5'b01x01)
			$write("1x01 !== 1x01 (Not Ok)\n");
		else
			$write("1x01 !== 1x01 (Ok)\n");
		if (a !== 8'b1x0x_1x0x)
			$write("a !== 1x0x_1x0x (Ok)\n");
		else
			$write("a !== 1x0x_1x0x (Not Ok)\n");
		if (8'b1x0x_1x0x !== a)
			$write("1x0x_1x0x !== a (Ok)\n");
		else
			$write("1x0x_1x0x !== a (Not Ok)\n");
		if (a !== a)
			$write("a !== a (Not Ok)\n");
		else
			$write("a !== a (Ok)\n");
		end

endmodule