Subject: bug#42655: 27.1; iconify-frame on a Lucid build may stuck the frame

From: Eli Zaretskii <[email-masked]>
Date: Thu, 06 Aug 2020 10:43:43 +0300

On August 6, 2020 8:41:12 AM GMT+03:00, Bhavin Gandhi <[email-masked]> wrote:
>
>  (gdb) p selected_frame
>  $1 = XIL(0x1e81975)
>  (gdb) xtype
>  Lisp_Vectorlike
>  PVEC_FRAME
>  (gdb) xframe (selected_frame)
>  $2 = (struct frame *) 0x1e81970
>  "emacs@toolbox"
>  (gdb) p *$
>
>Attaching the output as a file.

Thanks.  This clearly shows that Emacs considers the frame as being still iconified.

Please tell what does the following yield:

  (gdb) p *$2->output_data.x

This assumes that $2 is as you have show  previously, i.e. a pointer to struct frame that corresponds to the selected frame.