bug#69140: 30.0.50; [elpa/vertico] Emacs with vertico-mode freezes if font is too big

[Po Lu]

Aleksandr Vityazev <avityazev@disroot.org> writes:

> On 2024-02-22 14:37, Po Lu wrote:
>
>> Eli Zaretskii <eliz@gnu.org> writes:
>>
>>>> with (set-face-attribute 'default nil :family "monospace" :height 440)
>>>> the result is the following:
>>>> 
>>>> --8<---------------cut here---------------start------------->8---
>>>> (list (window-height) (window-width)) => (13 53)
>>>> 
>>>> C-u C-x = (what-cursor-position) =>
>>>> 
>>>> display: by this font (glyph code):
>>>> ftcrhb:-    -Go Mono-regular-normal-normal-*-58-*-*-*-m-0-iso10646-1 (#x37)
>>>> --8<---------------cut here---------------end--------------->8---
>>>> 
>>>> I think this is still a reasonable size. I usually have my font height
>>>> set to 240, and recently I noticed that vertico was starting to lag at
>>>> this setting. Researching further, I found that the larger the font, the
>>>> more obvious the hang, and I also found the commit after which it all
>>>> started. I think that there is a bug here, but we need to investigate it
>>>> further and check it without pgtk on X.
>>>
>>> Could someone please reproduce and investigate?  Po Lu, any
>>> suggestions or ideas?
>>
>> Alexandr, please send me an archive containing the font files for "Go
>> Mono", and I'll try to reproduce.
>
> I also checked the following fonts: Iosevka, Liberation Mono, DejaVu
> Sans Mono, the behavior is the same.
>
> Go Mono fonts archive attached.

Should be fixed now, thanks.