bug#53896: 28.0.91; Icomplete Vertical Mode fails to preview "C-x 8 RET 8072"

[Van Ly]

On Tue, 15 Feb 2022, Andreas Schwab wrote:

> > People interested in studying Linear A signs will appreciate that more
> > informative label.  IIRC that first hex value has flags indicating the
> > number of following bytes clump as one Unicode codepoint.
>
> No, that has nothing to do with the Unicode code point.  LINEAR A SIGN
> A807 is U+00010767.

Yes.  I looked it up on the Wikipedia's entry for Linear A.  There's 
a table copy of the Unicode sheet pertaining.

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vl