From 89924bda51d2a170c23ab18e1c8efa7bab57f162 Mon Sep 17 00:00:00 2001
From: Geza Lore <gezalore@gmail.com>
Date: Fri, 12 Nov 2021 16:46:58 +0000
Subject: [PATCH] Always type '$clog2' as signed 32

---
 src/V3AstNodes.h | 4 +++-
 src/V3Width.cpp  | 5 +----
 2 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/src/V3AstNodes.h b/src/V3AstNodes.h
index 8b258db0a..f86f8e350 100644
--- a/src/V3AstNodes.h
+++ b/src/V3AstNodes.h
@@ -6139,7 +6139,9 @@ public:
 class AstCLog2 final : public AstNodeUniop {
 public:
     AstCLog2(FileLine* fl, AstNode* lhsp)
-        : ASTGEN_SUPER_CLog2(fl, lhsp) {}
+        : ASTGEN_SUPER_CLog2(fl, lhsp) {
+        dtypeSetSigned32();
+    }
     ASTNODE_NODE_FUNCS(CLog2)
     virtual void numberOperate(V3Number& out, const V3Number& lhs) override { out.opCLog2(lhs); }
     virtual string emitVerilog() override { return "%f$clog2(%l)"; }
diff --git a/src/V3Width.cpp b/src/V3Width.cpp
index c98e856aa..446f20ed8 100644
--- a/src/V3Width.cpp
+++ b/src/V3Width.cpp
@@ -1248,10 +1248,7 @@ private:
         }
     }
     virtual void visit(AstCLog2* nodep) override {
-        if (m_vup->prelim()) {
-            iterateCheckSizedSelf(nodep, "LHS", nodep->lhsp(), SELF, BOTH);
-            nodep->dtypeSetSigned32();
-        }
+        if (m_vup->prelim()) { iterateCheckSizedSelf(nodep, "LHS", nodep->lhsp(), SELF, BOTH); }
     }
     virtual void visit(AstPow* nodep) override {
         // Pow is special, output sign only depends on LHS sign, but