feat(cfg): optionally disable beneficiary reward

crates/interpreter/Cargo.toml

@@ -38,3 +38,4 @@ optional_block_gas_limit = ["revm-primitives/optional_block_gas_limit"]
 optional_eip3607 = ["revm-primitives/optional_eip3607"]
 optional_gas_refund = ["revm-primitives/optional_gas_refund"]
 optional_no_base_fee = ["revm-primitives/optional_no_base_fee"]
+optional_beneficiary_reward = ["revm-primitives/optional_beneficiary_reward"]

crates/primitives/Cargo.toml

@@ -65,6 +65,7 @@ dev = [
     "optional_eip3607",
     "optional_gas_refund",
     "optional_no_base_fee",
+    "optional_beneficiary_reward",
 ]
 memory_limit = []
 no_gas_measuring = []
@@ -73,6 +74,7 @@ optional_block_gas_limit = []
 optional_eip3607 = []
 optional_gas_refund = []
 optional_no_base_fee = []
+optional_beneficiary_reward = []
 
 # See comments in `revm-precompile`
 c-kzg = ["dep:c-kzg", "dep:once_cell", "dep:derive_more"]

crates/primitives/src/env.rs

@@ -283,8 +283,13 @@ pub struct CfgEnv {
     pub disable_gas_refund: bool,
     /// Disables base fee checks for EIP-1559 transactions.
     /// This is useful for testing method calls with zero gas price.
+    /// By default, it is set to `false`.
     #[cfg(feature = "optional_no_base_fee")]
     pub disable_base_fee: bool,
+    /// Disables the payout of the reward to the beneficiary.
+    /// By default, it is set to `false`.
+    #[cfg(feature = "optional_beneficiary_reward")]
+    pub disable_beneficiary_reward: bool,
     /// Enables Optimism's execution changes for deposit transactions and fee
     /// collection. Hot toggling the optimism field gives applications built
     /// on revm the ability to switch optimism execution on and off at runtime,
@@ -346,6 +351,16 @@ impl CfgEnv {
         false
     }
 
+    #[cfg(feaure = "optional_beneficiary_reward")]
+    pub fn is_beneficiary_reward_disabled(&self) -> bool {
+        self.disable_beneficiary_reward
+    }
+
+    #[cfg(not(feaure = "optional_beneficiary_reward"))]
+    pub fn is_beneficiary_reward_disabled(&self) -> bool {
+        false
+    }
+
     #[cfg(feature = "optimism")]
     pub fn is_optimism(&self) -> bool {
         self.optimism
@@ -378,6 +393,8 @@ impl Default for CfgEnv {
             disable_gas_refund: false,
             #[cfg(feature = "optional_no_base_fee")]
             disable_base_fee: false,
+            #[cfg(feature = "optional_beneficiary_reward")]
+            disable_beneficiary_reward: false,
             #[cfg(feature = "optimism")]
             optimism: false,
         }

crates/revm/Cargo.toml

@@ -51,6 +51,7 @@ dev = [
     "optional_eip3607",
     "optional_gas_refund",
     "optional_no_base_fee",
+    "optional_beneficiary_reward",
 ]
 memory_limit = ["revm-interpreter/memory_limit"]
 no_gas_measuring = ["revm-interpreter/no_gas_measuring"]
@@ -59,6 +60,7 @@ optional_block_gas_limit = ["revm-interpreter/optional_block_gas_limit"]
 optional_eip3607 = ["revm-interpreter/optional_eip3607"]
 optional_gas_refund = ["revm-interpreter/optional_gas_refund"]
 optional_no_base_fee = ["revm-interpreter/optional_no_base_fee"]
+optional_beneficiary_reward = ["revm-interpreter/optional_beneficiary_reward"]
 
 # See comments in `revm-precompile`
 secp256k1 = ["revm-precompile/secp256k1"]

crates/revm/src/evm_impl.rs

@@ -348,7 +348,9 @@ impl<'a, GSPEC: Spec + 'static, DB: Database> Transact<DB::Error> for EVMImpl<'a
         handler.reimburse_caller(data, &gas)?;
 
         // Reward beneficiary
-        handler.reward_beneficiary(data, &gas)?;
+        if !data.env.cfg.is_beneficiary_reward_disabled() {
+            handler.reward_beneficiary(data, &gas)?;
+        }
 
         // main return
         handler.main_return(data, call_result, output, &gas)