On Thu, Nov 07, 2019 at 09:40:00PM +0100, Oswald Buddenhagen wrote: > hi, > > for some weeks/months now, i'm getting weird rendering artifacts in mutt. i > first thought that it's konsole's fault, because it manifests only there, > but the captured raw tty output reveals that the mutt output is already > really weird (apart from the rendering bugs it's also rather inefficient, > including obvious no-ops - but not consistently), and cat'ing it in xterm > produces the same mess. running mutt through valgrind/memcheck reveals no > problems ... but the rendering problem also goes away, so it could be some > subtle initialization bug related to the runtime environment. > > while the bogus output most probably comes from ncurses, mutt appears to be > the only ncurses application i tried that has such problems, so maybe it's > abusing ncurses in some way. > > i'm running on up-to-date debian unstable (ncurses is slightly outdated > there) with mutt master. > > you can find screenshots and my wild speculations in > https://bugs.kde.org/show_bug.cgi?id=412598 > > anyone else seen such a thing?
I remember seing some weird artifacts with curses-based applications using vte-ng and unicode glypbs. This is just a hail-mary shot. I hope this is helpful. -Santiago.
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