diff --git a/lib/Target/AArch64/MCTargetDesc/AArch64MCExpr.h b/lib/Target/AArch64/MCTargetDesc/AArch64MCExpr.h
index db48ac9f569..499b3f50354 100644
--- a/lib/Target/AArch64/MCTargetDesc/AArch64MCExpr.h
+++ b/lib/Target/AArch64/MCTargetDesc/AArch64MCExpr.h
@@ -120,7 +120,7 @@ public:
   /// @{
 
   /// Get the kind of this expression.
-  VariantKind getKind() const { return static_cast<VariantKind>(Kind); }
+  VariantKind getKind() const { return Kind; }
 
   /// Get the expression this modifier applies to.
   const MCExpr *getSubExpr() const { return Expr; }