diff --git a/src/V3AstNodes.cpp b/src/V3AstNodes.cpp
index a2d24be29..d3e69b222 100644
--- a/src/V3AstNodes.cpp
+++ b/src/V3AstNodes.cpp
@@ -748,34 +748,33 @@ string AstVar::cPubArgType(bool named, bool forReturn) const {
     return arg;
 }
 
-class dpiTypesToStringConverter VL_NOT_FINAL{public : virtual string openArray(const AstVar*)
-                                                 const {return "const svOpenArrayHandle";
-}
-virtual string bitLogicVector(const AstVar* /*varp*/, bool isBit) const {
-    return isBit ? "svBitVecVal" : "svLogicVecVal";
-}
-virtual string primitive(const AstVar* varp) const {
-    string type;
-    const VBasicDTypeKwd keyword = varp->basicp()->keyword();
-    if (keyword.isDpiUnsignable() && !varp->basicp()->isSigned()) type = "unsigned ";
-    type += keyword.dpiType();
-    return type;
-}
-string convert(const AstVar* varp) const {
-    if (varp->isDpiOpenArray()) {
-        return openArray(varp);
-    } else if (const AstBasicDType* const basicp = varp->basicp()) {
-        if (basicp->isDpiBitVec() || basicp->isDpiLogicVec()) {
-            return bitLogicVector(varp, basicp->isDpiBitVec());
-        } else {
-            return primitive(varp);
-        }
-    } else {
-        return "UNKNOWN";
+class dpiTypesToStringConverter VL_NOT_FINAL {
+public:
+    virtual string openArray(const AstVar*) const { return "const svOpenArrayHandle"; }
+    virtual string bitLogicVector(const AstVar* /*varp*/, bool isBit) const {
+        return isBit ? "svBitVecVal" : "svLogicVecVal";
     }
-}
-}
-;
+    virtual string primitive(const AstVar* varp) const {
+        string type;
+        const VBasicDTypeKwd keyword = varp->basicp()->keyword();
+        if (keyword.isDpiUnsignable() && !varp->basicp()->isSigned()) type = "unsigned ";
+        type += keyword.dpiType();
+        return type;
+    }
+    string convert(const AstVar* varp) const {
+        if (varp->isDpiOpenArray()) {
+            return openArray(varp);
+        } else if (const AstBasicDType* const basicp = varp->basicp()) {
+            if (basicp->isDpiBitVec() || basicp->isDpiLogicVec()) {
+                return bitLogicVector(varp, basicp->isDpiBitVec());
+            } else {
+                return primitive(varp);
+            }
+        } else {
+            return "UNKNOWN";
+        }
+    }
+};
 
 string AstVar::dpiArgType(bool named, bool forReturn) const {
     if (forReturn) {