Index: tools/lldb-mi/MICmdArgValFile.cpp
===================================================================
--- tools/lldb-mi/MICmdArgValFile.cpp
+++ tools/lldb-mi/MICmdArgValFile.cpp
@@ -182,7 +182,7 @@
 CMICmdArgValFile::IsValidChars(const CMIUtilString &vrText) const
 {
     static CMIUtilString s_strSpecialCharacters(".'\"`@#$%^&*()_+-={}[]| ");
-    const char *pPtr = const_cast<char *>(vrText.c_str());
+    const char *pPtr = vrText.c_str();
     for (MIuint i = 0; i < vrText.length(); i++, pPtr++)
     {
         const char c = *pPtr;