diff options
Diffstat (limited to 'backends')
| -rw-r--r-- | backends/aiger/xaiger.cc | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/backends/aiger/xaiger.cc b/backends/aiger/xaiger.cc index f7c757754..875a2ec03 100644 --- a/backends/aiger/xaiger.cc +++ b/backends/aiger/xaiger.cc @@ -231,7 +231,7 @@ struct XAigerWriter co_bits.emplace_back(b, 0); else { output_bits.insert(b); - if (!b.wire->port_input) + if (b.wire && !b.wire->port_input) unused_bits.erase(b); } } |