Index: src/Common/Debug.h
===================================================================
--- src/Common/Debug.h	(revision 1feb535fb19cf9656f8f85cf2ef61a8985f3bf97)
+++ src/Common/Debug.h	(revision 6470882cecaafc3d665ea875eb7d9961e217e20f)
@@ -28,23 +28,23 @@
 namespace Debug {
 	/// debug codegen a translation unit
-	static inline void codeGen( __attribute__((unused)) const std::list< Declaration * > & translationUnit, __attribute__((unused)) const std::string & label ) {
+	static inline void codeGen( __attribute__((unused)) const std::list< Declaration * > & translationUnit, __attribute__((unused)) const std::string & label, LinkageSpec::Spec linkageFilter = LinkageSpec::Compiler ) {
 	#ifdef DEBUG
 		std::list< Declaration * > decls;
 
-		filter( translationUnit.begin(), translationUnit.end(), back_inserter( decls ), []( Declaration * decl ) {
-			return ! LinkageSpec::isBuiltin( decl->get_linkage() );
+		filter( translationUnit.begin(), translationUnit.end(), back_inserter( decls ), [linkageFilter]( Declaration * decl ) {
+			return ! (decl->linkage & linkageFilter);
 		});
 
 		std::cerr << "======" << label << "======" << std::endl;
-		CodeGen::generate( decls, std::cerr, false, true );
+		CodeGen::generate( decls, std::cerr, true, true );
 	#endif
 	} // dump
 
-	static inline void treeDump( __attribute__((unused)) const std::list< Declaration * > & translationUnit, __attribute__((unused)) const std::string & label ) {
+	static inline void treeDump( __attribute__((unused)) const std::list< Declaration * > & translationUnit, __attribute__((unused)) const std::string & label, LinkageSpec::Spec linkageFilter = LinkageSpec::Compiler ) {
 	#ifdef DEBUG
 		std::list< Declaration * > decls;
 
-		filter( translationUnit.begin(), translationUnit.end(), back_inserter( decls ), []( Declaration * decl ) {
-			return ! LinkageSpec::isBuiltin( decl->get_linkage() );
+		filter( translationUnit.begin(), translationUnit.end(), back_inserter( decls ), [linkageFilter]( Declaration * decl ) {
+			return ! (decl->linkage & linkageFilter);
 		});