Alexandre Julliard : vkd3d: Always use _BitScanReverse on Windows.

[Alexandre Julliard]

Module: vkd3d
Branch: master
Commit: ab3aa96e1fc1a75b2b1f202030adb85380ee348d
URL:    https://source.winehq.org/git/vkd3d.git/?a=commit;h=ab3aa96e1fc1a75b2b1f2020...

Author: Alexandre Julliard 
Date:   Fri Jan 28 16:49:57 2022 +0100

vkd3d: Always use _BitScanReverse on Windows.

Use ULONG instead of unsigned long for non-Mingw msvcrt builds.

Signed-off-by: Alexandre Julliard 
Signed-off-by: Henri Verbeet

---

include/private/vkd3d_common.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/private/vkd3d_common.h b/include/private/vkd3d_common.h
index b7ce9ae..d22c26c 100644
--- a/include/private/vkd3d_common.h
+++ b/include/private/vkd3d_common.h
@@ -88,10 +88,10 @@ static inline bool vkd3d_bitmask_is_contiguous(unsigned int mask)
 /* Undefined for x == 0. */
 static inline unsigned int vkd3d_log2i(unsigned int x)
 {
-#ifdef _MSC_VER
+#ifdef _WIN32
     /* _BitScanReverse returns the index of the highest set bit,
      * unlike clz which is 31 - index. */
-    unsigned long result;
+    ULONG result;
     _BitScanReverse(&result, x);
     return (unsigned int)result;
 #elif defined(HAVE_BUILTIN_CLZ)