[Bug: 21.4.20] directory completion in shell not working

[Stephen J. Turnbull]

Aaron Stambler writes:

 > Directory completion in a shell is not working correctly.  This
 > problem is new with my installation of 21.4.20.  This problem did not
 > exist in 21.4.19.

Sorry for the long delay.  Have you gotten any response on this?  Do
you have any further information?

I do have one question: what shell are you using?