Bug#1077665: bash-completion: filename completion of common prefix of multiple matches does not escape final '$' of prefix

[Gabriel F. T. Gomes]

* Lionel Elie Mamane:

> bug might be in bash itself, not in bash-completion, I'm not sure.

Looks like it is, because it is reproducible with bash-completion uninstalled.

> meaning the '$' gets retroactively escaped and all goes correctly. But
> really at the end of "STEP 2", the final '$' should already be
> escaped, so that typing an extra letter that makes a complete filename
> just works.

All of these completions happen with bash-completion uninstalled.