From 49976ea2a98dcb6052bd6cf3a65f730e55727330 Mon Sep 17 00:00:00 2001
From: Robin Salen <30937548+Nashtare@users.noreply.github.com>
Date: Thu, 19 Oct 2023 07:55:39 -0400
Subject: [PATCH] Check gas in sys_stop (#1297)

---
 evm/src/cpu/kernel/asm/core/terminate.asm | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/evm/src/cpu/kernel/asm/core/terminate.asm b/evm/src/cpu/kernel/asm/core/terminate.asm
index fb01f7aa..7bb7842f 100644
--- a/evm/src/cpu/kernel/asm/core/terminate.asm
+++ b/evm/src/cpu/kernel/asm/core/terminate.asm
@@ -6,6 +6,10 @@ global sys_stop:
     // Set the parent context's return data size to 0.
     %mstore_parent_context_metadata(@CTX_METADATA_RETURNDATA_SIZE, 0)
 
+    // This makes sure the gas used hasn't overflowed the gaslimit.
+    // This could happen when executing a native instruction (i.e. not a syscall).
+    %charge_gas_const(0)
+
     %leftover_gas
     // stack: leftover_gas
     PUSH 1 // success