From b29f04fb386da5546b4d4136dbf26150214a2164 Mon Sep 17 00:00:00 2001
From: "Emil J. Tywoniak" <emil@tywoniak.eu>
Date: Mon, 13 Jul 2026 13:08:12 +0200
Subject: [PATCH] rtlil: sort twines by string, not by ID, in sort methods

---
 kernel/rtlil.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/kernel/rtlil.cc b/kernel/rtlil.cc
index 0f49effd5..b405b8ef6 100644
--- a/kernel/rtlil.cc
+++ b/kernel/rtlil.cc
@@ -1689,7 +1689,7 @@ void RTLIL::Design::rename(RTLIL::Module *module, TwineRef new_name)
 void RTLIL::Design::sort()
 {
 	scratchpad.sort();
-	modules_.sort();
+	modules_.sort(sort_by_twine_str_expensive(twines));
 	for (auto &it : modules_)
 		it.second->sort();
 }
@@ -1697,7 +1697,7 @@ void RTLIL::Design::sort()
 void RTLIL::Design::sort_modules()
 {
 	scratchpad.sort();
-	modules_.sort();
+	modules_.sort(sort_by_twine_str_expensive(twines));
 }
 
 void check_module(RTLIL::Module *module, ParallelDispatchThreadPool &thread_pool);