From 2bca6e9ff6f4c34ab4c165122bf9b75402481a45 Mon Sep 17 00:00:00 2001
From: Wesley Shillingford <wezrule@hotmail.com>
Date: Tue, 3 Nov 2020 16:10:24 +0000
Subject: [PATCH] Allow [[deprecated]] attribute (#3033)

---
 CMakeLists.txt           | 2 +-
 nano/node/nodeconfig.cpp | 2 +-
 nano/node/nodeconfig.hpp | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index ef6ccc1e..7dbdef83 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -144,7 +144,7 @@ if (WIN32)
 
 else ()
 	if (NANO_WARN_TO_ERR)
-		add_compile_options(-Werror)
+		add_compile_options(-Werror -Wno-deprecated-declarations)
 	endif ()
 
 	if ((${USING_TSAN} AND ${USING_ASAN}) OR
diff --git a/nano/node/nodeconfig.cpp b/nano/node/nodeconfig.cpp
index a3daba11..7ea24832 100644
--- a/nano/node/nodeconfig.cpp
+++ b/nano/node/nodeconfig.cpp
@@ -339,7 +339,7 @@ nano::error nano::node_config::deserialize_toml (nano::tomlconfig & toml)
 			auto lmdb_config_l (toml.get_required_child ("lmdb"));
 			lmdb_config.deserialize_toml (lmdb_config_l, is_deprecated_lmdb_dbs_used);
 
-			// Note that the lmdb config fails is both the deprecated and new setting are changed.
+			// Note that the lmdb config fails if both the deprecated and new setting are changed.
 			if (is_deprecated_lmdb_dbs_used)
 			{
 				lmdb_config.max_databases = deprecated_lmdb_max_dbs;
diff --git a/nano/node/nodeconfig.hpp b/nano/node/nodeconfig.hpp
index 3a072a32..60c5e055 100644
--- a/nano/node/nodeconfig.hpp
+++ b/nano/node/nodeconfig.hpp
@@ -73,7 +73,7 @@ public:
 	std::string callback_address;
 	uint16_t callback_port{ 0 };
 	std::string callback_target;
-	int deprecated_lmdb_max_dbs{ 128 };
+	[[deprecated]] int deprecated_lmdb_max_dbs{ 128 };
 	bool allow_local_peers{ !(network_params.network.is_live_network () || network_params.network.is_test_network ()) }; // disable by default for live network
 	nano::stat_config stat_config;
 	nano::ipc::ipc_config ipc_config;