diff --git a/deps/v8/src/globals.h b/deps/v8/src/globals.h
index 25d4ffe89b..97b033f848 100644
--- a/deps/v8/src/globals.h
+++ b/deps/v8/src/globals.h
@@ -345,6 +345,9 @@ F FUNCTION_CAST(Address addr) {
 #define INLINE(header) inline __attribute__((always_inline)) header
 #define NO_INLINE(header) __attribute__((noinline)) header
 #endif
+#elif defined(_MSC_VER) && !defined(DEBUG)
+#define INLINE(header) __forceinline header
+#define NO_INLINE(header) header
 #else
 #define INLINE(header) inline header
 #define NO_INLINE(header) header
diff --git a/deps/v8/src/objects.h b/deps/v8/src/objects.h
index ccd07ff1d7..8c0295e8dc 100644
--- a/deps/v8/src/objects.h
+++ b/deps/v8/src/objects.h
@@ -6844,7 +6844,7 @@ class String: public HeapObject {
   inline void Set(int index, uint16_t value);
   // Get individual two byte char in the string.  Repeated calls
   // to this method are not efficient unless the string is flat.
-  inline uint16_t Get(int index);
+  INLINE(uint16_t Get(int index));
 
   // Try to flatten the string.  Checks first inline to see if it is
   // necessary.  Does nothing if the string is not a cons string.
diff --git a/deps/v8/src/v8utils.h b/deps/v8/src/v8utils.h
index c73222a29b..bb587e1733 100644
--- a/deps/v8/src/v8utils.h
+++ b/deps/v8/src/v8utils.h
@@ -1,4 +1,4 @@
-// Copyright 2011 the V8 project authors. All rights reserved.
+// Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
@@ -199,10 +199,13 @@ Vector<const char> ReadFile(FILE* file,
                             bool verbose = true);
 
 
-
 // Copy from ASCII/16bit chars to ASCII/16bit chars.
 template <typename sourcechar, typename sinkchar>
-inline void CopyChars(sinkchar* dest, const sourcechar* src, int chars) {
+INLINE(void CopyChars(sinkchar* dest, const sourcechar* src, int chars));
+
+
+template <typename sourcechar, typename sinkchar>
+void CopyChars(sinkchar* dest, const sourcechar* src, int chars) {
   sinkchar* limit = dest + chars;
 #ifdef V8_HOST_CAN_READ_UNALIGNED
   if (sizeof(*dest) == sizeof(*src)) {