[PATCH:libXrender] Make DEPTH_MASK generate unsigned ints

[Alan Coopersmith]

Clears Sun compiler warning:
"Xrender.c", line 127: warning: integer overflow detected: op "<<"
since 1 << 31 overflows a signed 32-bit int.

Signed-off-by: Alan Coopersmith <alan.coopersmith at oracle.com>
---
 src/Xrender.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/Xrender.c b/src/Xrender.c
index c763076..fce16ab 100644
--- a/src/Xrender.c
+++ b/src/Xrender.c
@@ -70,7 +70,7 @@ XRenderExtFindDisplay (XRenderExtInfo *extinfo,
  * any screen, tell the application that Render is not present.
  */
 
-#define DEPTH_MASK(d)	(1 << ((d) - 1))
+#define DEPTH_MASK(d)	(1U << ((d) - 1))
     
 /*
  * Render requires support for depth 1, 4, 8, 24 and 32 pixmaps
-- 
1.7.3.2