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5cdf637 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 | /*
FeedThrough test.
Test to catch the case when an intermediate module has
a feedthrough path (assign out = in)
*/
module top(ass_out);
output ass_out;
top_impl impl (.ass_out(ass_out));
INV_X1 U2 (.A(ass_out), .ZN());
endmodule // top
module top_impl(ass_out);
output ass_out;
wire ass_in;
INV_X1 U1 (.A(), .ZN(ass_in));
INV_X1 U2 (.A(ass_out), .ZN());
ASSIGN_MODULE ass (.in(ass_in), .out(ass_out));
endmodule // top_impl
module ASSIGN_MODULE(in, out);
input in;
output out;
assign out = in ;
endmodule
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