From 737d00063e8b8aaeaab9aecd0fbe731e8ab3f6b3 Mon Sep 17 00:00:00 2001
From: Benjamin Otte <otte@gnome.org>
Date: Fri, 17 Jul 2009 16:01:59 +0200
Subject: [PATCH] Handle degenerate case in pixman_init_rect()

Create an empty region in that case.
---
 pixman/pixman-region.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/pixman/pixman-region.c b/pixman/pixman-region.c
index 7328a63..a37d381 100644
--- a/pixman/pixman-region.c
+++ b/pixman/pixman-region.c
@@ -339,6 +339,12 @@ PREFIX (_init_rect) (region_type_t *	region,
 		     unsigned int	width,
 		     unsigned int	height)
 {
+    if (x + (int) width < x || y + (int) height < y)
+    {
+        PREFIX (_init) (region);
+        return;
+    }
+
     region->extents.x1 = x;
     region->extents.y1 = y;
     region->extents.x2 = x + width;
-- 
2.7.4