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core/vm: implement EIP-8246 preserve balance on selfdestruct-to-self

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Vansh Sahay 2026-06-19 12:10:23 +05:30
parent 7c9032dff6
commit 53fd7113a1
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1 changed files with 5 additions and 3 deletions
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8
core/vm/instructions.go
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@ -916,7 +916,11 @@ func opSelfdestruct6780(pc *uint64, evm *EVM, scope *ScopeContext) ([]byte, erro
if this != beneficiary { // Skip no-op transfer when self-destructing to self. if this != beneficiary { // Skip no-op transfer when self-destructing to self.
evm.StateDB.AddBalance(beneficiary, balance, tracing.BalanceIncreaseSelfdestruct) evm.StateDB.AddBalance(beneficiary, balance, tracing.BalanceIncreaseSelfdestruct)
} }
evm.StateDB.SubBalance(this, balance, tracing.BalanceDecreaseSelfdestruct) // EIP-8246: if the beneficiary is the executing account itself and the fork
// is active, the balance remains unchanged instead of being burned.
if !evm.chainRules.IsAmsterdam || this != beneficiary {
evm.StateDB.SubBalance(this, balance, tracing.BalanceDecreaseSelfdestruct)
}
evm.StateDB.SelfDestruct(this) evm.StateDB.SelfDestruct(this)
} }
@ -928,8 +932,6 @@ func opSelfdestruct6780(pc *uint64, evm *EVM, scope *ScopeContext) ([]byte, erro
if evm.chainRules.IsAmsterdam && !balance.IsZero() { if evm.chainRules.IsAmsterdam && !balance.IsZero() {
if this != beneficiary { if this != beneficiary {
evm.StateDB.AddLog(types.EthTransferLog(this, beneficiary, balance)) evm.StateDB.AddLog(types.EthTransferLog(this, beneficiary, balance))
} else if newContract {
evm.StateDB.AddLog(types.EthBurnLog(this, balance))
} }
} }