Fix glitch in scrolling_window (backport from trunk).
authorYAMAMOTO Mitsuharu <mituharu@math.s.chiba-u.ac.jp>
Mon, 9 Jan 2012 09:23:36 +0000 (17:23 +0800)
committerChong Yidong <cyd@gnu.org>
Mon, 9 Jan 2012 09:23:36 +0000 (17:23 +0800)
commit814f23241ee49931c8bfff375a46fbb04c3ec4af
tree37acb3cd16407d76c870c9a589660389b03f8b04
parent1d3b39ceb4aa614424bc715ed87ad315c5420d8f
Fix glitch in scrolling_window (backport from trunk).

* dispnew.c (scrolling_window): Truncate overlaps in copy
destination of scroll runs so as to avoid assigning disabled bogus
rows and unnecessary graphics copy operations.
src/ChangeLog
src/dispnew.c