Control the use of typed variable while using RENAME

[collarbe]

Example :

01 MyGroup.
    05 var1 PIC X(10).
    05 var2 TYPE MyType.
    05 var3 PIC X(10).
    05 var4 PIC X(10).

01 finalVar RENAME var1 THROUGH var3. 

var2 is typed, this has to be refuse.