Update clang to r339409.

Change-Id: I800772d2d838223be1f6b40d490c4591b937fca2
diff --git a/linux-x64/clang/include/llvm/IR/Intrinsics.h b/linux-x64/clang/include/llvm/IR/Intrinsics.h
index fc79da7..e1e17f9 100644
--- a/linux-x64/clang/include/llvm/IR/Intrinsics.h
+++ b/linux-x64/clang/include/llvm/IR/Intrinsics.h
@@ -39,7 +39,7 @@
 
     // Get the intrinsic enums generated from Intrinsics.td
 #define GET_INTRINSIC_ENUM_VALUES
-#include "llvm/IR/Intrinsics.gen"
+#include "llvm/IR/IntrinsicEnums.inc"
 #undef GET_INTRINSIC_ENUM_VALUES
     , num_intrinsics
   };
@@ -97,7 +97,7 @@
   /// intrinsic. This is returned by getIntrinsicInfoTableEntries.
   struct IITDescriptor {
     enum IITDescriptorKind {
-      Void, VarArg, MMX, Token, Metadata, Half, Float, Double,
+      Void, VarArg, MMX, Token, Metadata, Half, Float, Double, Quad,
       Integer, Vector, Pointer, Struct,
       Argument, ExtendArgument, TruncArgument, HalfVecArgument,
       SameVecWidthArgument, PtrToArgument, PtrToElt, VecOfAnyPtrsToElt