read_verilog example.v
show -format dot -prefix example_00
proc
show -format dot -prefix example_01
opt
show -format dot -prefix example_02
cd example
select t:$add
show -format dot -prefix example_03
/ghdl/atom/src/vhdl/vhdl-nodes_meta.adb?h=master' type='application/atom+xml'/>
