From 419f3192c57782245ea46e20ceb3cc5167b4e5e3 Mon Sep 17 00:00:00 2001
From: Greg Davill <greg.davill@gmail.com>
Date: Sat, 11 Apr 2026 15:32:27 +0930
Subject: [PATCH] Avoid greedy calls to userIterateAndNext

---
 src/V3Width.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/V3Width.cpp b/src/V3Width.cpp
index 68ca70720..0980a59c2 100644
--- a/src/V3Width.cpp
+++ b/src/V3Width.cpp
@@ -9569,7 +9569,8 @@ class WidthVisitor final : public VNVisitor {
             // subsequent members are mapped correctly.  Width-resolve the
             // value expression so its dtype is set
             int elementAdvance = 1;
-            if (!patp->keyp()) {
+            if (!patp->keyp()
+                && (VN_IS(patp->lhssp(), NodeVarRef) || VN_IS(patp->lhssp(), SelExtract))) {
                 userIterateAndNext(patp->lhssp(), WidthVP{CONTEXT_DET, PRELIM}.p());
                 AstNodeExpr* const exprp = patp->lhssp();
                 if (const AstNodeDType* const dtypep = exprp->dtypep()) {