diff --git a/panda/src/express/nodeReferenceCount.I b/panda/src/express/nodeReferenceCount.I
index d87bc982d8..66a8be1cea 100644
--- a/panda/src/express/nodeReferenceCount.I
+++ b/panda/src/express/nodeReferenceCount.I
@@ -213,7 +213,7 @@ NodeRefCountObj(const Base &copy) : Base(copy) {
 template<class Base>
 void NodeRefCountObj<Base>::
 init_type() {
-#if defined(HAVE_RTTI) && !defined(__EDG__)
+#if defined(HAVE_RTTI) && !defined(__EDG__) && (!defined(__GNUC__) || defined(__GXX_RTTI))
   // If we have RTTI, we can determine the name of the base type.
   std::string base_name = typeid(Base).name();
 #else
diff --git a/panda/src/express/referenceCount.I b/panda/src/express/referenceCount.I
index f4d71b1117..870362ff14 100644
--- a/panda/src/express/referenceCount.I
+++ b/panda/src/express/referenceCount.I
@@ -424,7 +424,7 @@ RefCountObj(const Base &copy) : Base(copy) {
 template<class Base>
 void RefCountObj<Base>::
 init_type() {
-#if defined(HAVE_RTTI) && !defined(__EDG__)
+#if defined(HAVE_RTTI) && !defined(__EDG__) && (!defined(__GNUC__) || defined(__GXX_RTTI))
   // If we have RTTI, we can determine the name of the base type.
   std::string base_name = typeid(Base).name();
 #else
diff --git a/panda/src/putil/copyOnWriteObject.I b/panda/src/putil/copyOnWriteObject.I
index bcf326d87c..a6afee7163 100644
--- a/panda/src/putil/copyOnWriteObject.I
+++ b/panda/src/putil/copyOnWriteObject.I
@@ -128,7 +128,7 @@ make_cow_copy() {
 template<class Base>
 void CopyOnWriteObj<Base>::
 init_type() {
-#if defined(HAVE_RTTI) && !defined(__EDG__)
+#if defined(HAVE_RTTI) && !defined(__EDG__) && (!defined(__GNUC__) || defined(__GXX_RTTI))
   // If we have RTTI, we can determine the name of the base type.
   std::string base_name = typeid(Base).name();
 #else
@@ -188,7 +188,7 @@ make_cow_copy() {
 template<class Base, class Param1>
 void CopyOnWriteObj1<Base, Param1>::
 init_type() {
-#if defined(HAVE_RTTI) && !defined(__EDG__)
+#if defined(HAVE_RTTI) && !defined(__EDG__) && (!defined(__GNUC__) || defined(__GXX_RTTI))
   // If we have RTTI, we can determine the name of the base type.
   std::string base_name = typeid(Base).name();
 #else