From 2f080af4c09067699da3bd4e442254efdb0fc5e0 Mon Sep 17 00:00:00 2001
From: Reid Kleckner <rnk@google.com>
Date: Tue, 15 Dec 2015 22:10:30 +0000
Subject: [PATCH] Wrap include of <future> in some warning suppression pragmas

Eventually we may need to sink this include to the .cpp file or
something to suport LLVM_ENABLE_THREADS=OFF, but this solves my
immediate problem of fixing the build.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@255682 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/llvm/Support/ThreadPool.h | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/include/llvm/Support/ThreadPool.h b/include/llvm/Support/ThreadPool.h
index 5648db0642a..745334db445 100644
--- a/include/llvm/Support/ThreadPool.h
+++ b/include/llvm/Support/ThreadPool.h
@@ -20,11 +20,21 @@
 // concrt.h depends on eh.h for __uncaught_exception declaration
 // even if we disable exceptions.
 #include <eh.h>
+
+// Disable warnings from ppltasks.h transitively included by <future>.
+#pragma warning(push)
+#pragma warning(disable:4530)
+#pragma warning(disable:4062)
+#endif
+
+#include <future>
+
+#ifdef _MSC_VER
+#pragma warning(pop)
 #endif
 
 #include <condition_variable>
 #include <functional>
-#include <future>
 #include <memory>
 #include <mutex>
 #include <queue>
-- 
2.34.1