Sorry

src/hash-visitor.h

@@ -213,7 +213,6 @@ protected:
 	bool dummyFunctionDecl(FunctionDecl *fd){
 		//Ignore extern declarations
 		if(fd->getStorageClass() == StorageClass::SC_Extern || fd->getStorageClass() == StorageClass::SC_PrivateExtern){
-			doNotHashThis = true;
 			return true;
 		}