diff options
Diffstat (limited to 'passes/opt')
| -rw-r--r-- | passes/opt/opt_rmports.cc | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/passes/opt/opt_rmports.cc b/passes/opt/opt_rmports.cc index afbbecf84..5522dfa8e 100644 --- a/passes/opt/opt_rmports.cc +++ b/passes/opt/opt_rmports.cc @@ -90,6 +90,9 @@ struct OptRmportsPass : public Pass { for(int i=0; i<conn.second.size(); i++) { auto sig = conn.second[i].wire; + if(sig == NULL) + continue; + //log(" sig %s\n", sig->name.c_str()); if( (sig->port_input || sig->port_output) && (used_ports.find(sig->name) == used_ports.end()) ) used_ports.emplace(sig->name); |