completion--file-name-table
completion--file-name-table is a compiled Lisp function in `minibuffer.el
'.
(completion--file-name-table ARG1 ARG2 ARG3)
Internal subroutine for `read-file-name'. Do not call this.
This is a completion table for file names, like `completion-file-name-table'
except that it passes the file name through `substitute-in-file-name'.