From b2d57e5d4195cc66079e8b7c61c2c1f5954660d8 Mon Sep 17 00:00:00 2001
From: "Emil J. Tywoniak" <emil@tywoniak.eu>
Date: Thu, 11 Dec 2025 00:44:52 +0100
Subject: [PATCH] rtlil: add case_src to CaseRule

(cherry picked from commit a217a5c716afe8a5046d293a33ac4dcdb618ea00)
---
 kernel/rtlil.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/kernel/rtlil.h b/kernel/rtlil.h
index 544e9f74c..3d7cc730e 100644
--- a/kernel/rtlil.h
+++ b/kernel/rtlil.h
@@ -2532,6 +2532,7 @@ struct RTLIL::CaseRule : public RTLIL::AttrObject
 	std::vector<RTLIL::SigSpec> compare;
 	std::vector<RTLIL::SyncAction> actions;
 	std::vector<RTLIL::SwitchRule*> switches;
+	TwineRef compare_src = Twine::Null;
 
 	~CaseRule();