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-rw-r--r--backends/edif/edif.cc2
1 files changed, 2 insertions, 0 deletions
diff --git a/backends/edif/edif.cc b/backends/edif/edif.cc
index 6735d670f..60a098917 100644
--- a/backends/edif/edif.cc
+++ b/backends/edif/edif.cc
@@ -412,6 +412,8 @@ struct EdifBackend : public Backend {
for (auto &ref : it.second)
log_warning("Exporting x-bit on %s as zero bit.\n", ref.c_str());
sig = RTLIL::State::S0;
+ } else if (sig == RTLIL::State::Sz) {
+ continue;
} else {
for (auto &ref : it.second)
log_error("Don't know how to handle %s on %s.\n", log_signal(sig), ref.c_str());