Revert r100191 since it breaks objc in clang 


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100199 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86ISelLowering.h b/lib/Target/X86/X86ISelLowering.h
index 6c9a7a5..4549cba 100644
--- a/lib/Target/X86/X86ISelLowering.h
+++ b/lib/Target/X86/X86ISelLowering.h
@@ -737,13 +737,12 @@
                                     SDValue Chain,
                                     SDValue Dst, SDValue Src,
                                     SDValue Size, unsigned Align,
-                                    bool isVolatile,
                                     const Value *DstSV, uint64_t DstSVOff);
     SDValue EmitTargetCodeForMemcpy(SelectionDAG &DAG, DebugLoc dl,
                                     SDValue Chain,
                                     SDValue Dst, SDValue Src,
                                     SDValue Size, unsigned Align,
-                                    bool isVolatile, bool AlwaysInline,
+                                    bool AlwaysInline,
                                     const Value *DstSV, uint64_t DstSVOff,
                                     const Value *SrcSV, uint64_t SrcSVOff);
     
@@ -753,7 +752,7 @@
     /// block, the number of args, and whether or not the second arg is
     /// in memory or not.
     MachineBasicBlock *EmitPCMP(MachineInstr *BInstr, MachineBasicBlock *BB,
-                                unsigned argNum, bool inMem) const;
+				unsigned argNum, bool inMem) const;
 
     /// Utility function to emit atomic bitwise operations (and, or, xor).
     /// It takes the bitwise instruction to expand, the associated machine basic