Please do CC to 24583@debbugs.gnu.org as I asked before. This might be
of interest for other people as well.
> Yes new frame doesn't glitch.
But existing frames do, correct?
What happens when you explicitly call ‘x-wm-set-size-hint’ for such an
existing frame? After having customized ‘frame-resize-pixelwise’ to t,
obviously.
martin