From 90bd16f600cb911a7a70b18d55fce03e1f7d3985 Mon Sep 17 00:00:00 2001
From: "Emil J. Tywoniak" <emil@tywoniak.eu>
Date: Tue, 24 Feb 2026 01:07:43 +0100
Subject: [PATCH] opt_clean: refactor

---
 passes/opt/opt_clean.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/passes/opt/opt_clean.cc b/passes/opt/opt_clean.cc
index 5d456b618..f59dcd508 100644
--- a/passes/opt/opt_clean.cc
+++ b/passes/opt/opt_clean.cc
@@ -967,6 +967,7 @@ struct WireDeleter {
 
 bool rmunused_module_signals(RTLIL::Module *module, ParallelDispatchThreadPool::Subpool &subpool, bool purge_mode, bool verbose, RmStats &stats)
 {
+	// Passing actx to function == function does parallel work
 	AnalysisContext actx(module, subpool);
 	SigConnKinds conn_kinds(purge_mode, actx);