Hi, This bug is only in the old font backend, but you said that the new font backend is slower on Windows. I have noticed that. Lines of the buffer will blink when I enable the new font backend. Is there any plan to speed up it on Windows? Thanks. On Feb 15, 2008 5:12 PM, Jason Rumney wrote: > Óá½à wrote: > > testcase: > > () > > ^ > > point > > Your point is on the open paren. Emacs highlights the open and close > > parens. If you try to input letters now, some letters will begin with > > a abnormal vertical line, especial for letters 'f' and 'm'. The lines > > have the save color as the background of the highlighted paren. > > > > > > > > In GNU Emacs 23.0.60.1 (i386-mingw-nt5.1.2600) > > > > configured using `configure --with-gcc (3.4)' > > > > Please try with `configure --with-gcc --enable-font-backend' > > If the bug is only in the old font backend, and only in Emacs 23.0.60, > then it won't be worth fixing. > >