From f1402aaf11ad2186ba26e24f2d4e5cb9302d144d Mon Sep 17 00:00:00 2001
From: Erich Keane <erich.keane@intel.com>
Date: Fri, 3 Aug 2018 13:23:04 +0000
Subject: [PATCH] [NFC] Fix unused expression warning introduced in r338884

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@338886 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/clang/Basic/Attr.td | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/include/clang/Basic/Attr.td b/include/clang/Basic/Attr.td
index 0fffce42ac..191bfd50f2 100644
--- a/include/clang/Basic/Attr.td
+++ b/include/clang/Basic/Attr.td
@@ -145,8 +145,9 @@ def HasFunctionProto : SubsetSubject<DeclBase,
 // function. Accepted as a function type attribute on the type of such a
 // member function.
 // FIXME: This does not actually ever match currently.
-def ImplicitObjectParameter : SubsetSubject<Function, [{S, false}],
-                                            "implicit object parameters">;
+def ImplicitObjectParameter
+    : SubsetSubject<Function, [ {static_cast<void>(S), false} ],
+                    "implicit object parameters">;
 
 // A single argument to an attribute
 class Argument<string name, bit optional, bit fake = 0> {
-- 
2.40.0