From f38274d94da2d4a0c6abea12e5228b1f30f38b31 Mon Sep 17 00:00:00 2001
From: chriseth <chris@ethereum.org>
Date: Mon, 22 Mar 2021 18:52:52 +0100
Subject: [PATCH] Disable nodiscard warning.

---
 libevmasm/KnownState.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/libevmasm/KnownState.h b/libevmasm/KnownState.h
index 458a48b3e..fcffb50ca 100644
--- a/libevmasm/KnownState.h
+++ b/libevmasm/KnownState.h
@@ -37,8 +37,18 @@
 #pragma clang diagnostic ignored "-Wredeclared-class-member"
 #endif // defined(__clang__)
 
+// Disable warning about nodiscard. Could be a compiler bug, might be removed in the future.
+#if defined(_MSC_VER)
+#pragma warning(push)
+#pragma warning(disable: 4834)
+#endif
+
 #include <boost/bimap.hpp>
 
+#if defined(_MSC_VER)
+#pragma warning(pop)
+#endif
+
 #if defined(__clang__)
 #pragma clang diagnostic pop
 #endif // defined(__clang__)