Index: prc/include/prc/oPRCFile.h
--- prc/include/prc/oPRCFile.h.orig
+++ prc/include/prc/oPRCFile.h
@@ -734,6 +734,7 @@ class oPRCFile
     std::vector<std::string> lastgroupnames;
     std::string calculate_unique_name(const ContentPRCBase *prc_entity,const ContentPRCBase *prc_occurence);
 
+    __attribute__((optnone))
     bool finish();
     uint32_t getSize();
 
