bug#61281: “`(a \, b)” equals to “`(a . , b)”

[Michael Heerdegen]

Drew Adams <drew.adams@oracle.com> writes:

> > > Yes, but see above.  I think \, should be
> > > read as the symbol whose print name is ",".
> >
> > That's the case.
>
> Inside a backquote, an escaped comma's handled
> as if it were unescaped.  That's the bug.

What do you mean by "escaped" and "unescaped" comma?  "\," is the read
syntax for the symbol named ",", is that what you mean by "escaped"
comma?  And the unescaped comma is the reader macro?

Michael.