Matteo Bruni : d3d9/tests: Fix color_match().

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 7ee0578019e0d8ae10d48163f49c28996a4e4b6c
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=7ee0578019e0d8ae10d48163f49c28996a4e4b6c

Author: Matteo Bruni <mbruni at codeweavers.com>
Date:   Thu Oct  8 01:26:41 2015 +0200

d3d9/tests: Fix color_match().

Clang on OS X complains about calling abs() on an unsigned value.

Signed-off-by: Matteo Bruni <mbruni at codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/d3d9/tests/visual.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/dlls/d3d9/tests/visual.c b/dlls/d3d9/tests/visual.c
index a9b1ade..49f3ad4 100644
--- a/dlls/d3d9/tests/visual.c
+++ b/dlls/d3d9/tests/visual.c
@@ -65,13 +65,13 @@ static HWND create_window(void)
 
 static BOOL color_match(D3DCOLOR c1, D3DCOLOR c2, BYTE max_diff)
 {
-    if (abs((c1 & 0xff) - (c2 & 0xff)) > max_diff) return FALSE;
+    if (abs((int)(c1 & 0xff) - (int)(c2 & 0xff)) > max_diff) return FALSE;
     c1 >>= 8; c2 >>= 8;
-    if (abs((c1 & 0xff) - (c2 & 0xff)) > max_diff) return FALSE;
+    if (abs((int)(c1 & 0xff) - (int)(c2 & 0xff)) > max_diff) return FALSE;
     c1 >>= 8; c2 >>= 8;
-    if (abs((c1 & 0xff) - (c2 & 0xff)) > max_diff) return FALSE;
+    if (abs((int)(c1 & 0xff) - (int)(c2 & 0xff)) > max_diff) return FALSE;
     c1 >>= 8; c2 >>= 8;
-    if (abs((c1 & 0xff) - (c2 & 0xff)) > max_diff) return FALSE;
+    if (abs((int)(c1 & 0xff) - (int)(c2 & 0xff)) > max_diff) return FALSE;
     return TRUE;
 }