Use unsigned arithmetic for sequence comparison.

1 files changed, 6 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index ce89b5b..4190484 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,11 @@
 2009-08-27  Gary Wong  <gtw@gnu.org>
 
+	* gwm.c (sync_with_callback): Perform the sequence comparison
+	with unsigned arithmetic, so that overflow semantics are
+	well-defined.
+
+2009-08-27  Gary Wong  <gtw@gnu.org>
+
 	* frame.c (recalc_size): Implement edge resistance when resizing
 	frames.
 	(edge_resist): New function.