From 2ab8f62c6f9e005053f8cb14d906772001c2b71e Mon Sep 17 00:00:00 2001
From: Eric Fiselier <eric@efcs.ca>
Date: Sat, 24 Dec 2016 01:56:25 +0000
Subject: [PATCH] Avoid unused warning in __throw_future_error w/o exceptions
 enabled

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@290479 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/future | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/future b/include/future
index ce22c1e4e..d1d42f6a7 100644
--- a/include/future
+++ b/include/future
@@ -520,6 +520,7 @@ void __throw_future_error(future_errc _Ev)
 #ifndef _LIBCPP_NO_EXCEPTIONS
     throw future_error(make_error_code(_Ev));
 #else
+    ((void)_Ev);
     _VSTD::abort();
 #endif
 }