Update prebuilt Clang to match Android kernel.

Bug: 132428451
Change-Id: I8f6e2cb23f381fc0c02ddea99b867e58e925e5be
diff --git a/linux-x64/clang/include/llvm/Analysis/IVDescriptors.h b/linux-x64/clang/include/llvm/Analysis/IVDescriptors.h
index d1d7e5e..254cabf 100644
--- a/linux-x64/clang/include/llvm/Analysis/IVDescriptors.h
+++ b/linux-x64/clang/include/llvm/Analysis/IVDescriptors.h
@@ -1,9 +1,8 @@
 //===- llvm/Analysis/IVDescriptors.h - IndVar Descriptors -------*- C++ -*-===//
 //
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===----------------------------------------------------------------------===//
 //
@@ -140,7 +139,8 @@
 
   /// Returns true if instruction I has multiple uses in Insts
   static bool hasMultipleUsesOf(Instruction *I,
-                                SmallPtrSetImpl<Instruction *> &Insts);
+                                SmallPtrSetImpl<Instruction *> &Insts,
+                                unsigned MaxNumUses);
 
   /// Returns true if all uses of the instruction I is within the Set.
   static bool areAllUsesIn(Instruction *I, SmallPtrSetImpl<Instruction *> &Set);
@@ -150,6 +150,10 @@
   /// or max(X, Y).
   static InstDesc isMinMaxSelectCmpPattern(Instruction *I, InstDesc &Prev);
 
+  /// Returns a struct describing if the instruction is a
+  /// Select(FCmp(X, Y), (Z = X op PHINode), PHINode) instruction pattern.
+  static InstDesc isConditionalRdxPattern(RecurrenceKind Kind, Instruction *I);
+
   /// Returns identity corresponding to the RecurrenceKind.
   static Constant *getRecurrenceIdentity(RecurrenceKind K, Type *Tp);