# HG changeset patch
# User Thinker K.F. Li <thinker@branda.to>
# Date 1261536079 -28800
# Node ID 0160cdabaa510710818507db843ce66e165394d5
# Parent  d687d33952641b6eea4f9128b6c690c85506fbba
Add a known issue.

It causes a segmentation fault to call XEventsQueued() after receiving
first Expose event and before redrawing something to the window.

diff -r d687d3395264 -r 0160cdabaa51 src/X_supp.c
--- a/src/X_supp.c	Wed Dec 23 10:33:51 2009 +0800
+++ b/src/X_supp.c	Wed Dec 23 10:41:19 2009 +0800
@@ -202,6 +202,10 @@
     int in_stroke;
     int r;
 
+    /* XXX: For some unknown reason, it causes a segmentation fault to
+     *      called XEventsQueued() after receiving first Expose event
+     *      and before redraw for the event.
+     */
     while(XEventsQueued(display, QueuedAfterReading) > 0) {
 	r = XNextEvent(display, &evt);
 	if(r == -1)