From 3c05eef21665a7ee10cf4a4a168adb96deb87063 Mon Sep 17 00:00:00 2001
From: Geza Lore <glore@tenstorrent.com>
Date: Mon, 21 Sep 2026 01:47:04 +0200
Subject: [PATCH] Fix losing coverage declarations if first in a module body
 (#8425)

---
 src/V3CCtors.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/V3CCtors.cpp b/src/V3CCtors.cpp
index 27e36a933..f0b3f5196 100644
--- a/src/V3CCtors.cpp
+++ b/src/V3CCtors.cpp
@@ -167,12 +167,12 @@ class CCtorsVisitor final : public VNVisitor {
 
         if (v3Global.opt.coverage()) {
             V3CCtorsBuilder configure_coverage{nodep, "_configure_coverage", VCtorType::COVERAGE};
-            for (AstNode* np = nodep->stmtsp(); np; np = np->nextp()) {
+            for (AstNode *np = nodep->stmtsp(), *nextp; np; np = nextp) {
+                nextp = np->nextp();
                 if (AstNodeCoverDecl* const coverp = VN_CAST(np, NodeCoverDecl)) {
                     // ... else we don't have a static VlSym to be able to coverage insert
                     UASSERT_OBJ(!VN_IS(nodep, Class), coverp,
                                 "NodeCoverDecl should be in class's package, not class itself");
-                    np = coverp->backp();
                     configure_coverage.add(coverp->unlinkFrBack());
                 }
             }