Fixing whitespace problems

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@111750 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/exception b/include/exception
index 772ada4..f02b10f 100644
--- a/include/exception
+++ b/include/exception
@@ -150,7 +150,7 @@
     {
         return current_exception();
     }
-#endif
+#endif  // _LIBCPP_NO_EXCEPTIONS
 }
 
 // nested_exception
@@ -178,17 +178,17 @@
 };
 
 template <class _Tp>
-void 
+void
 #ifdef _LIBCPP_MOVE
 throw_with_nested /*[[noreturn]]*/ (_Tp&& __t, typename enable_if<
                   is_class<typename remove_reference<_Tp>::type>::value &&
                   !is_base_of<nested_exception, typename remove_reference<_Tp>::type>::value
                                     >::type* = 0)
-#else
+#else  // _LIBCPP_MOVE
 throw_with_nested (_Tp& __t, typename enable_if<
                   is_class<_Tp>::value && !is_base_of<nested_exception, _Tp>::value
                                     >::type* = 0)
-#endif
+#endif  // _LIBCPP_MOVE
 {
 #ifndef _LIBCPP_NO_EXCEPTIONS
     throw __nested<typename remove_reference<_Tp>::type>(_STD::forward<_Tp>(__t));
@@ -196,17 +196,17 @@
 }
 
 template <class _Tp>
-void 
+void
 #ifdef _LIBCPP_MOVE
 throw_with_nested /*[[noreturn]]*/ (_Tp&& __t, typename enable_if<
                   !is_class<typename remove_reference<_Tp>::type>::value ||
                   is_base_of<nested_exception, typename remove_reference<_Tp>::type>::value
                                     >::type* = 0)
-#else
+#else  // _LIBCPP_MOVE
 throw_with_nested (_Tp& __t, typename enable_if<
                   !is_class<_Tp>::value || is_base_of<nested_exception, _Tp>::value
                                     >::type* = 0)
-#endif
+#endif  // _LIBCPP_MOVE
 {
 #ifndef _LIBCPP_NO_EXCEPTIONS
     throw _STD::forward<_Tp>(__t);