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module gate(w, x, y, z);
function automatic integer bar(
integer a
);
bar = 2 ** a;
endfunction
output integer w = bar(4);
function automatic integer foo(
input integer a, /* implicitly input */ integer b,
output integer c, /* implicitly output */ integer d
);
c = 42;
d = 51;
foo = a + b + 1;
endfunction
output integer x, y, z;
initial x = foo(1, 2, y, z);
endmodule
module gold(w, x, y, z);
output integer w = 16, x = 4, y = 42, z = 51;
endmodule
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