Re: Observe Slowness In minibuffer-next-completion and friends

[Eli Zaretskii]

> Date: Thu, 09 Nov 2023 20:08:10 -0800
> From: "T.V Raman" <raman@google.com>
> 
> This appears to be new as of this afternoon's update on Git:
> 
> Type:
> C-h f next- <tab>
> Then press down-arrow to move to next completion; the completion list
> appears to be not active for about a second. I already tried setting
> completion-highlight-face to nil, but the slowness remains; from
> memory this feels new compared to yesterday

Is this in "emacs -Q"?  If not, please tell which customizations are
necessary for reproducing this starting from "emacs -Q".  Because in
"emacs -Q" <DOWN> arrow is not supposed to move to the next completion
candidate.