--- orig/bash-4.2/general.c	2010-12-12 21:06:27.000000000 +0100
+++ modified/bash-4.2/general.c	2014-01-29 12:45:49.762326928 +0100
@@ -766,7 +766,7 @@
   *nbeg++ = '.';
 
   nlen = nend - ntail;
-  memcpy (nbeg, ntail, nlen);
+  memmove(nbeg, ntail, nlen);
   nbeg[nlen] = '\0';
 
   return name;