From be81d656c53c76032fd3fe11c81402d17ec56327 Mon Sep 17 00:00:00 2001
From: Chris Wilson <chris@chris-wilson.co.uk>
Date: Mon, 25 Jan 2010 11:54:24 +0000
Subject: [PATCH] clip: Create a fallback clip surface

If the destination cannot support a clip surface, then we will need to
use an intermediate image surface and trigger fallbacks upon use.
---
 src/cairo-clip.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/cairo-clip.c b/src/cairo-clip.c
index f18bff26e..74af5d862 100644
--- a/src/cairo-clip.c
+++ b/src/cairo-clip.c
@@ -938,6 +938,11 @@ _cairo_clip_path_get_surface (cairo_clip_path_t *clip_path,
 						     CAIRO_CONTENT_ALPHA,
 						     clip_extents->width,
 						     clip_extents->height);
+    if (surface == NULL) {
+	surface = cairo_image_surface_create (CAIRO_FORMAT_A8,
+					      clip_extents->width,
+					      clip_extents->height);
+    }
     if (unlikely (surface->status))
 	return surface;