add a new value for the command line optn


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30165 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86Subtarget.h b/lib/Target/X86/X86Subtarget.h
index 84e5e29..b373be6 100644
--- a/lib/Target/X86/X86Subtarget.h
+++ b/lib/Target/X86/X86Subtarget.h
@@ -24,7 +24,7 @@
 class X86Subtarget : public TargetSubtarget {
 public:
   enum AsmWriterFlavorTy {
-    att, intel
+    att, intel, unset
   };
 
 protected: