Re: size of emacs executable after unicode merge

[Richard M. Stallman]

    >>> (3) When the dumped Emacs runs, at the time of
    >>> decoding/encoding charsets that are unified as above, by
    >>> checking if the value of Vchar_unify_table for a
    >>> character is symbol or not, Emacs knows whether it has
    >>> to load the mapping table again or not.

    > has not been implemented?

    It's implemented in MAYBE_UNIFY_CHAR (in character.h).

If it is hard to find the code which implements that feature
then I think there should be  comment near Vchar_unify_table's declaration
saying to look at that macro for the implementation of the feature.