diff --git a/include/llvm/CallingConv.h b/include/llvm/CallingConv.h
index b0481b92bae..b3ad8428d28 100644
--- a/include/llvm/CallingConv.h
+++ b/include/llvm/CallingConv.h
@@ -7,7 +7,7 @@
 //
 //===----------------------------------------------------------------------===//
 //
-// This file defines LLVM's set of calling conventions. 
+// This file defines LLVM's set of calling conventions.
 //
 //===----------------------------------------------------------------------===//
 
@@ -20,21 +20,21 @@ namespace llvm {
 /// the well-known calling conventions.
 ///
 namespace CallingConv {
-  /// A set of enums which specify the assigned numeric values for known llvm 
+  /// A set of enums which specify the assigned numeric values for known llvm
   /// calling conventions.
   /// @brief LLVM Calling Convention Representation
   enum ID {
     /// C - The default llvm calling convention, compatible with C.  This
     /// convention is the only calling convention that supports varargs calls.
-    /// As with typical C calling conventions, the callee/caller have to 
+    /// As with typical C calling conventions, the callee/caller have to
     /// tolerate certain amounts of prototype mismatch.
     C = 0,
-    
+
     // Generic LLVM calling conventions.  None of these calling conventions
     // support varargs calls, and all assume that the caller and callee
     // prototype exactly match.
 
-    /// Fast - This calling convention attempts to make calls as fast as 
+    /// Fast - This calling convention attempts to make calls as fast as
     /// possible (e.g. by passing things in registers).
     Fast = 8,