fixes for clang

src/ifcparse/Argument.h

@@ -27,8 +27,7 @@
 #include <algorithm>
 
 #include "ifc_parse_api.h"
-
-#include "../ifcparse/IfcEntityList.h"
+#include "../ifcparse/ArgumentType.h"
 
 #include <boost/shared_ptr.hpp>
 #include <boost/dynamic_bitset.hpp>
@@ -37,9 +36,11 @@ class Argument;
 class IfcEntityList;
 class IfcEntityListList;
 class IfcEntityInstanceData;
+
 namespace IfcParse {
 	class IfcFile;
 }
+
 namespace IfcUtil {
 	class IfcBaseClass;
 
@@ -61,11 +62,11 @@ public:
 	virtual operator std::vector<double>() const;
 	virtual operator std::vector<std::string>() const;
 	virtual operator std::vector<boost::dynamic_bitset<> >() const;
-	virtual operator IfcEntityList::ptr() const;
+	virtual operator boost::shared_ptr<IfcEntityList>() const;
 
 	virtual operator std::vector< std::vector<int> >() const;
 	virtual operator std::vector< std::vector<double> >() const;
-	virtual operator IfcEntityListList::ptr() const;
+	virtual operator boost::shared_ptr<IfcEntityListList>() const;
 
 	virtual bool isNull() const = 0;
 	virtual unsigned int size() const = 0;

src/ifcparse/IfcBaseClass.h

@@ -23,10 +23,9 @@
 #include "ifc_parse_api.h"
 
 #include "../ifcparse/IfcEntityInstanceData.h"
+#include "../ifcparse/Argument.h"
 #include "../ifcparse/IfcSchema.h"
 
-class Argument;
-
 namespace IfcUtil {
 
 	class IFC_PARSE_API IfcBaseClass {

src/ifcparse/IfcParse.h

@@ -46,11 +46,14 @@
 #include "../ifcparse/IfcBaseClass.h"
 #include "../ifcparse/IfcLogger.h"
 #include "../ifcparse/Argument.h"
+#include "../ifcparse/IfcEntityList.h"
 
 #include "../ifcparse/IfcSpfStream.h"
 
+#if defined(__llvm__)
+# define my_thread_local thread_local
+#elif defined(__GNUC__)
  /* gcc doesn't know _Thread_local from C11 yet */
-#ifdef __GNUC__
 # define my_thread_local __thread
 #elif __STDC_VERSION__ >= 201112L
 # define my_thread_local _Thread_local