Index: include/clang/Basic/LangOptions.def
===================================================================
--- include/clang/Basic/LangOptions.def
+++ include/clang/Basic/LangOptions.def
@@ -78,6 +78,7 @@
 LANGOPT(CPlusPlus1z       , 1, 0, "C++1z")
 LANGOPT(ObjC1             , 1, 0, "Objective-C 1")
 LANGOPT(ObjC2             , 1, 0, "Objective-C 2")
+LANGOPT(SceExt            , 1, 0, "Sony PlayStation(R) extensions")
 BENIGN_LANGOPT(ObjCDefaultSynthProperties , 1, 0,
                "Objective-C auto-synthesized properties")
 BENIGN_LANGOPT(EncodeExtendedBlockSig , 1, 0,
Index: lib/Basic/IdentifierTable.cpp
===================================================================
--- lib/Basic/IdentifierTable.cpp
+++ lib/Basic/IdentifierTable.cpp
@@ -110,7 +110,8 @@
     HALFSUPPORT = 0x08000,
     KEYCONCEPTS = 0x10000,
     KEYOBJC2    = 0x20000,
-    KEYALL = (0x3ffff & ~KEYNOMS18 &
+    KEYSCE      = 0x40000,
+    KEYALL = (0x7ffff & ~KEYNOMS18 &
               ~KEYNOOPENCL) // KEYNOMS18 and KEYNOOPENCL are used to exclude.
   };

@@ -134,6 +135,7 @@
   if (LangOpts.GNUKeywords && (Flags & KEYGNU)) return KS_Extension;
   if (LangOpts.MicrosoftExt && (Flags & KEYMS)) return KS_Extension;
   if (LangOpts.Borland && (Flags & KEYBORLAND)) return KS_Extension;
+  if (LangOpts.SceExt && (Flags & KEYSCE)) return KS_Extension;
   if (LangOpts.Bool && (Flags & BOOLSUPPORT)) return KS_Enabled;
   if (LangOpts.Half && (Flags & HALFSUPPORT)) return KS_Enabled;
   if (LangOpts.WChar && (Flags & WCHARSUPPORT)) return KS_Enabled;