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core: HARD FORK. GU_b is no longer reduces by refunds.

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This commit is contained in:
Jeffrey Wilcke 2015-07-07 19:47:10 +02:00
parent a2333bcbb4
commit c37c82e259
1 changed files with 11 additions and 3 deletions
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14
core/state_transition.go
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@ -255,10 +255,18 @@ func (self *StateTransition) refundGas() {
uhalf := remaining.Div(self.gasUsed(), common.Big2)
refund := common.BigMin(uhalf, self.state.Refunds())
self.gas.Add(self.gas, refund)
self.state.AddBalance(sender.Address(), refund.Mul(refund, self.gasPrice))
coinbase.AddGas(self.gas, self.gasPrice)
gas := new(big.Int).Set(self.gas)
gas.Add(gas, refund)
self.state.AddBalance(sender.Address(), refund.Mul(refund, self.gasPrice))
coinbase.AddGas(gas, self.gasPrice)
// XXX !!HARD FORK!! XXX
// Above 830.000 receipts should no longer have have reduced gas used
// from refunds. This prevents clever tricks to add 2x more used gas in
// a block.
if self.env.BlockNumber().Cmp(big.NewInt(830000)) < 0 {
self.gas.Set(gas)
}
}
func (self *StateTransition) gasUsed() *big.Int {