SVIncCompil/Testcases/Yosys/various/abc9.v - third_party/Surelog - Git at Google

 module abc9_test027(output reg o);
 initial o = 1'b0;
 always @*
     o <= ~o;
 endmodule

 module abc9_test028(input i, output o);
 unknown u(~i, o);
 endmodule
	module abc9_test027(output reg o);
	initial o = 1'b0;
	always @*
	o <= ~o;
	endmodule

	module abc9_test028(input i, output o);
	unknown u(~i, o);
	endmodule