diff options
Diffstat (limited to 'backends/aiger')
| -rw-r--r-- | backends/aiger/xaiger.cc | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/backends/aiger/xaiger.cc b/backends/aiger/xaiger.cc index 56d361fff..b0602dbd8 100644 --- a/backends/aiger/xaiger.cc +++ b/backends/aiger/xaiger.cc @@ -210,9 +210,12 @@ struct XAigerWriter Wire *w = b.wire; if (!w) continue; if (cell->input(c.first)) { - SigBit I = sigmap(b); - if (!w->port_input) - co_bits.insert(I); + if (!w->port_input) { + SigBit I = sigmap(b); + if (I != b) + alias_map[b] = I; + co_bits.insert(b); + } } else if (cell->output(c.first)) { SigBit O = sigmap(b); |