diff --git a/lib/ctu.cpp b/lib/ctu.cpp
index c6728315de0..f186ade9543 100644
--- a/lib/ctu.cpp
+++ b/lib/ctu.cpp
@@ -214,6 +214,7 @@ bool CTU::FileInfo::FunctionCall::loadFromXml(const tinyxml2::XMLElement *xmlEle
         const int column = readAttrInt(e2, ATTR_LOC_COLUMN, &error);
         ErrorMessage::FileLocation loc(file, line, column);
         loc.setinfo(readAttrString(e2, ATTR_INFO, &error));
+        // TODO: loc is unused
     }
     return !error;
 }
diff --git a/lib/errorlogger.h b/lib/errorlogger.h
index 56051125db1..39b61df3e5b 100644
--- a/lib/errorlogger.h
+++ b/lib/errorlogger.h
@@ -52,7 +52,7 @@ class CPPCHECKLIB ErrorMessage {
      * Internally paths are stored with / separator. When getting the filename
      * it is by default converted to native separators.
      */
-    class CPPCHECKLIB FileLocation {
+    class CPPCHECKLIB WARN_UNUSED FileLocation {
     public:
         FileLocation(const std::string &file, int line, unsigned int column)
             : fileIndex(0), line(line), column(column), mOrigFileName(file), mFileName(file) {}