From ac8a48c91f4da7bb7abf838beed1d161afcdb36b Mon Sep 17 00:00:00 2001
From: Timo Kreuzer <timo.kreuzer@reactos.org>
Date: Mon, 15 Nov 2010 22:06:01 +0000
Subject: [PATCH] [NTOSKRNL] Fix a warning for MSVC, stub __builtin_expect

svn path=/branches/cmake-bringup/; revision=49601
---
 ntoskrnl/include/internal/ex.h     | 2 +-
 ntoskrnl/include/internal/trap_x.h | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/ntoskrnl/include/internal/ex.h b/ntoskrnl/include/internal/ex.h
index 1c730359091..7666e699707 100644
--- a/ntoskrnl/include/internal/ex.h
+++ b/ntoskrnl/include/internal/ex.h
@@ -1149,7 +1149,7 @@ ExReleasePushLockExclusive(PEX_PUSH_LOCK PushLock)
 
     /* Unlock the pushlock */
     OldValue.Value = InterlockedExchangeAddSizeT((PSIZE_T)PushLock,
-                                                 -(SIZE_T)EX_PUSH_LOCK_LOCK);
+                                                 -(SSIZE_T)EX_PUSH_LOCK_LOCK);
 
     /* Sanity checks */
     ASSERT(OldValue.Locked);
diff --git a/ntoskrnl/include/internal/trap_x.h b/ntoskrnl/include/internal/trap_x.h
index 5ead64057e2..09d17ed94e3 100644
--- a/ntoskrnl/include/internal/trap_x.h
+++ b/ntoskrnl/include/internal/trap_x.h
@@ -21,6 +21,7 @@
 #endif
 #elif _MSC_VER
 #define UNREACHABLE __assume(0)
+#define __builtin_expect(a,b) (a)
 #else
 #define UNREACHABLE
 #endif