Index: ext/libicpf/src/exception.h
===================================================================
diff -u -re17c80d36eaa0430313e7d1058aa7a301d1510af -r338a33bbdb8c82416f0351408eea3243520784e5
--- ext/libicpf/src/exception.h	(.../exception.h)	(revision e17c80d36eaa0430313e7d1058aa7a301d1510af)
+++ ext/libicpf/src/exception.h	(.../exception.h)	(revision 338a33bbdb8c82416f0351408eea3243520784e5)
@@ -83,9 +83,9 @@
 /**@}*/
 
 protected:
-	void set_string(char_t** pszOut, const char_t* pszIn);	///< Makes a copy of an input string
+	void set_string(char_t** pszOut, const char_t* pszIn) const;	///< Makes a copy of an input string
 
-public:
+protected:
 	char_t* m_pszDesc;			///< Exception description
 	char_t* m_pszFilename;		///< Source file in which the exception has been thrown
 	char_t* m_pszFunction;		///< Function name in the source file in which the exception has been thrown