--- ./Source/JavaScriptCore/wtf/Platform.h.orig 2012-07-18 02:18:13.043377378 +0000 +++ ./Source/JavaScriptCore/wtf/Platform.h 2012-07-18 02:19:08.089689204 +0000 @@ -893,7 +893,7 @@ #endif #if !defined(WTF_USE_JSVALUE64) && !defined(WTF_USE_JSVALUE32_64) -#if (CPU(X86_64) && (OS(UNIX) || OS(WINDOWS))) \ +#if (CPU(X86_64) && defined(__LP64__) && (OS(UNIX) || OS(WINDOWS))) \ || (CPU(IA64) && !CPU(IA64_32)) \ || CPU(ALPHA) \ || CPU(SPARC64) \