Use c_str() to force the string to be nul-terminated.

llvm-svn: 66279

llvm/lib/Support/PrettyStackTrace.cpp

@@ -66,7 +66,7 @@ static void CrashHandler(void *Cookie) {
   }
   
   if (!TmpStr.empty()) {
-    __crashreporter_info__ = strdup(&TmpStr[0]);
+    __crashreporter_info__ = strdup(TmpStr.c_str());
     errs() << __crashreporter_info__;
     errs().flush();
   }