bug#74673: 30.0.92; face warning on legal elisp syntax

[Jim Porter]

On 12/4/2024 4:23 AM, Eli Zaretskii wrote:
> If you really need to be able to show tool tips without the mouse, you
> can write a simple function to show its text in the echo-area.
> However, most tooltips are shown on UI parts where you cannot go, so
> such a command will be of somewhat limited use.

Flymake has an option for displaying diagnostic messages in-line: 
'flymake-show-diagnostics-at-end-of-line'. Maybe we could make Elisp 
mode use Flymake's facilities for marking the warning when it's active?