diff options
Diffstat (limited to 'passes/opt/wreduce.cc')
| -rw-r--r-- | passes/opt/wreduce.cc | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/passes/opt/wreduce.cc b/passes/opt/wreduce.cc index 68e077cf9..41de8aad1 100644 --- a/passes/opt/wreduce.cc +++ b/passes/opt/wreduce.cc @@ -180,6 +180,8 @@ struct WreduceWorker } auto info = mi.query(sig_q[i]); + if (info == nullptr) + return; if (!info->is_output && GetSize(info->ports) == 1 && !keep_bits.count(mi.sigmap(sig_q[i]))) { remove_init_bits.insert(sig_q[i]); sig_d.remove(i); |