From ff2ebd3916f2129668affd9bafe75429c9ca840f Mon Sep 17 00:00:00 2001
From: Srdjan Obucina <obucinac@gmail.com>
Date: Wed, 14 Aug 2019 14:05:30 +0200
Subject: [PATCH] Enable building on Ubuntu 18.04 using GCC 7 compiler

---
 .../chain/include/graphene/chain/vesting_balance_object.hpp  | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/libraries/chain/include/graphene/chain/vesting_balance_object.hpp b/libraries/chain/include/graphene/chain/vesting_balance_object.hpp
index 0c2a12f7..5ae93a4a 100644
--- a/libraries/chain/include/graphene/chain/vesting_balance_object.hpp
+++ b/libraries/chain/include/graphene/chain/vesting_balance_object.hpp
@@ -188,8 +188,9 @@ namespace graphene { namespace chain {
         ordered_non_unique< tag<by_asset_balance>,
            composite_key<
               vesting_balance_object,
-              member_offset<vesting_balance_object, asset_id_type, (size_t) (offset_s(vesting_balance_object,balance) + offset_s(asset,asset_id))>,
-              member_offset<vesting_balance_object, share_type, (size_t) (offset_s(vesting_balance_object,balance) + offset_s(asset,amount))>
+              member_offset<vesting_balance_object, asset_id_type, (size_t) (offsetof(vesting_balance_object,balance) + offsetof(asset,asset_id))>,
+              member<vesting_balance_object, vesting_balance_type, &vesting_balance_object::balance_type>,
+              member_offset<vesting_balance_object, share_type, (size_t) (offsetof(vesting_balance_object,balance) + offsetof(asset,amount))>
               //member<vesting_balance_object, account_id_type, &vesting_balance_object::owner>
               //member_offset<vesting_balance_object, account_id_type, (size_t) (offset_s(vesting_balance_object,owner))>
            >,