From 20e64ee17b77a22b9527efdc660b1fc27afcb56b Mon Sep 17 00:00:00 2001
From: Robert O'Callahan <rocallahan@google.com>
Date: Tue, 28 Oct 2025 12:36:36 +0000
Subject: [PATCH] Make is_fully_const use chunk iterator

---
 kernel/rtlil.cc | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/kernel/rtlil.cc b/kernel/rtlil.cc
index 9bb7927a8..bb4c6a722 100644
--- a/kernel/rtlil.cc
+++ b/kernel/rtlil.cc
@@ -5432,9 +5432,8 @@ bool RTLIL::SigSpec::is_fully_const() const
 {
 	cover("kernel.rtlil.sigspec.is_fully_const");
 
-	pack();
-	for (auto it = chunks_.begin(); it != chunks_.end(); it++)
-		if (it->width > 0 && it->wire != NULL)
+	for (auto &chunk : chunks())
+		if (chunk.width > 0 && chunk.wire != NULL)
 			return false;
 	return true;
 }