Force inlining CopyChars and String::Get.

src/globals.h

 // 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:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 327 matching lines @@
 // builds. On GCC 3.4.5 using __attribute__((always_inline)) causes compilation
 // errors in debug build.
 #if defined(__GNUC__) && !defined(DEBUG)
 #if (__GNUC__ >= 4)
 #define INLINE(header) inline header  __attribute__((always_inline))
 #define NO_INLINE(header) header __attribute__((noinline))
 #else
 #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
 #endif
 
 
 #if defined(__GNUC__) && __GNUC__ >= 4
 #define MUST_USE_RESULT __attribute__ ((warn_unused_result))
 #else
 #define MUST_USE_RESULT
@@ skipping 35 matching lines @@
 // the backend, so both modes are represented by the kStrictMode value.
 enum StrictModeFlag {
   kNonStrictMode,
   kStrictMode
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_GLOBALS_H_