From d51e5788c45bd8f3b271102a70f631885374223a Mon Sep 17 00:00:00 2001
From: Andrei Maiboroda <andrei@ethereum.org>
Date: Mon, 3 Sep 2018 13:05:25 +0200
Subject: [PATCH] "Modified dirty" SSTORE result status, required for net gas
 metering of Constantinople

---
 include/evmc/evmc.h | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/include/evmc/evmc.h b/include/evmc/evmc.h
index 5ca265dae..f2200e26c 100644
--- a/include/evmc/evmc.h
+++ b/include/evmc/evmc.h
@@ -23,7 +23,7 @@ extern "C" {
 enum
 {
     /** The EVMC ABI version number of the interface declared in this file. */
-    EVMC_ABI_VERSION = 5
+    EVMC_ABI_VERSION = 6
 };
 
 /**
@@ -453,7 +453,12 @@ enum evmc_storage_status
     /**
      * A storage item has been deleted: X -> 0.
      */
-    EVMC_STORAGE_DELETED = 3
+    EVMC_STORAGE_DELETED = 3,
+
+    /**
+     * A storage item has been modified after being modified before: X -> Y -> Z.
+     */
+    EVMC_STORAGE_MODIFIED_DIRTY = 4
 };