diff --git a/code/OpenGEXImporter.cpp b/code/OpenGEXImporter.cpp
index 27d7b3e49..52e9ce501 100644
--- a/code/OpenGEXImporter.cpp
+++ b/code/OpenGEXImporter.cpp
@@ -431,7 +431,7 @@ void OpenGEXImporter::handleNodes( DDLNode *node, aiScene *pScene ) {
 }
 
 //------------------------------------------------------------------------------------------------
-void OpenGEXImporter::handleMetricNode( DDLNode *node, aiScene */*pScene*/ ) {
+void OpenGEXImporter::handleMetricNode( DDLNode *node, aiScene * /*pScene*/ ) {
     if( nullptr == node || nullptr == m_ctx ) {
         return;
     }
@@ -467,7 +467,7 @@ void OpenGEXImporter::handleMetricNode( DDLNode *node, aiScene */*pScene*/ ) {
 }
 
 //------------------------------------------------------------------------------------------------
-void OpenGEXImporter::handleNameNode( DDLNode *node, aiScene */*pScene*/ ) {
+void OpenGEXImporter::handleNameNode( DDLNode *node, aiScene * /*pScene*/ ) {
     if( nullptr == m_currentNode ) {
         throw DeadlyImportError( "No current node for name." );
         return;
@@ -512,7 +512,7 @@ static void getRefNames( DDLNode *node, std::vector<std::string> &names ) {
 }
 
 //------------------------------------------------------------------------------------------------
-void OpenGEXImporter::handleObjectRefNode( DDLNode *node, aiScene */*pScene*/ ) {
+void OpenGEXImporter::handleObjectRefNode( DDLNode *node, aiScene * /*pScene*/ ) {
     if( nullptr == m_currentNode ) {
         throw DeadlyImportError( "No parent node for name." );
         return;
@@ -536,7 +536,7 @@ void OpenGEXImporter::handleObjectRefNode( DDLNode *node, aiScene */*pScene*/ )
 }
 
 //------------------------------------------------------------------------------------------------
-void OpenGEXImporter::handleMaterialRefNode( ODDLParser::DDLNode *node, aiScene */*pScene*/ ) {
+void OpenGEXImporter::handleMaterialRefNode( ODDLParser::DDLNode *node, aiScene * /*pScene*/ ) {
     if( nullptr == m_currentNode ) {
         throw DeadlyImportError( "No parent node for name." );
         return;
@@ -674,7 +674,7 @@ static void setMatrix( aiNode *node, DataArrayList *transformData ) {
 }
 
 //------------------------------------------------------------------------------------------------
-void OpenGEXImporter::handleTransformNode( ODDLParser::DDLNode *node, aiScene */*pScene*/ ) {
+void OpenGEXImporter::handleTransformNode( ODDLParser::DDLNode *node, aiScene * /*pScene*/ ) {
     if( nullptr == m_currentNode ) {
         throw DeadlyImportError( "No parent node for name." );
         return;
@@ -819,7 +819,7 @@ static void copyColor4DArray( size_t numItems, DataArrayList *vaList, aiColor4D
 }
 
 //------------------------------------------------------------------------------------------------
-void OpenGEXImporter::handleVertexArrayNode( ODDLParser::DDLNode *node, aiScene */*pScene*/ ) {
+void OpenGEXImporter::handleVertexArrayNode( ODDLParser::DDLNode *node, aiScene * /*pScene*/ ) {
     if( nullptr == node ) {
         throw DeadlyImportError( "No parent node for name." );
         return;
@@ -862,7 +862,7 @@ void OpenGEXImporter::handleVertexArrayNode( ODDLParser::DDLNode *node, aiScene
 }
 
 //------------------------------------------------------------------------------------------------
-void OpenGEXImporter::handleIndexArrayNode( ODDLParser::DDLNode *node, aiScene */*pScene*/ ) {
+void OpenGEXImporter::handleIndexArrayNode( ODDLParser::DDLNode *node, aiScene * /*pScene*/ ) {
     if( nullptr == node ) {
         throw DeadlyImportError( "No parent node for name." );
         return;
@@ -1001,7 +1001,7 @@ void OpenGEXImporter::handleMaterialNode( ODDLParser::DDLNode *node, aiScene *pS
 }
 
 //------------------------------------------------------------------------------------------------
-void OpenGEXImporter::handleColorNode( ODDLParser::DDLNode *node, aiScene */*pScene*/ ) {
+void OpenGEXImporter::handleColorNode( ODDLParser::DDLNode *node, aiScene * /*pScene*/ ) {
     if( nullptr == node ) {
         return;
     }
@@ -1040,7 +1040,7 @@ void OpenGEXImporter::handleColorNode( ODDLParser::DDLNode *node, aiScene */*pSc
 }
 
 //------------------------------------------------------------------------------------------------
-void OpenGEXImporter::handleTextureNode( ODDLParser::DDLNode *node, aiScene */*pScene*/ ) {
+void OpenGEXImporter::handleTextureNode( ODDLParser::DDLNode *node, aiScene * /*pScene*/ ) {
     if( nullptr == node ) {
         return;
     }
@@ -1074,7 +1074,7 @@ void OpenGEXImporter::handleTextureNode( ODDLParser::DDLNode *node, aiScene */*p
 }
 
 //------------------------------------------------------------------------------------------------
-void OpenGEXImporter::handleParamNode( ODDLParser::DDLNode *node, aiScene */*pScene*/ ) {
+void OpenGEXImporter::handleParamNode( ODDLParser::DDLNode *node, aiScene * /*pScene*/ ) {
     if ( nullptr == node ) {
         return;
     }
@@ -1103,7 +1103,7 @@ void OpenGEXImporter::handleParamNode( ODDLParser::DDLNode *node, aiScene */*pSc
 }
 
 //------------------------------------------------------------------------------------------------
-void OpenGEXImporter::handleAttenNode( ODDLParser::DDLNode *node, aiScene */*pScene*/ ) {
+void OpenGEXImporter::handleAttenNode( ODDLParser::DDLNode *node, aiScene * /*pScene*/ ) {
     if ( nullptr == node ) {
         return;
     }
diff --git a/contrib/openddlparser/include/openddlparser/OpenDDLParser.h b/contrib/openddlparser/include/openddlparser/OpenDDLParser.h
index cdf6f7288..ef7f3a72e 100644
--- a/contrib/openddlparser/include/openddlparser/OpenDDLParser.h
+++ b/contrib/openddlparser/include/openddlparser/OpenDDLParser.h
@@ -41,7 +41,11 @@ struct Property;
 
 template<class T>
 inline
-bool isEmbeddedCommentOpenTag( T *in, T */*end*/ ) {
+bool isEmbeddedCommentOpenTag( T *in, T *end ) {
+    if ( in == end ) {
+        return false;
+    }
+
     if ( in == '/' && in+1 == '*' ) {
         return true;
     }
diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 62270b935..634ce5e15 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -129,6 +129,7 @@ SET( TEST_SRCS
   unit/utVersion.cpp
   unit/utVector3.cpp
   unit/utXImporterExporter.cpp
+  unit/utX3DImportExport.cpp
   unit/utD3MFImportExport.cpp
   unit/utQ3DImportExport.cpp
   unit/utProfiler.cpp