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core/vm: copy stack element to prevent overwrites

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This commit is contained in:
Péter Szilágyi 2015-10-12 00:14:35 +03:00
parent 315a422ba7
commit af9afb686b
1 changed files with 4 additions and 3 deletions
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7
core/vm/vm.go
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@ -370,9 +370,11 @@ func (self *Vm) log(pc uint64, op OpCode, gas, cost *big.Int, memory *Memory, st
if Debug { if Debug {
mem := make([]byte, len(memory.Data())) mem := make([]byte, len(memory.Data()))
copy(mem, memory.Data()) copy(mem, memory.Data())
stck := make([]*big.Int, len(stack.Data()))
copy(stck, stack.Data())
stck := make([]*big.Int, len(stack.Data()))
for i, item := range stack.Data() {
stck[i] = new(big.Int).Set(item)
}
storage := make(map[common.Hash][]byte) storage := make(map[common.Hash][]byte)
/* /*
object := contract.self.(*state.StateObject) object := contract.self.(*state.StateObject)
@ -380,7 +382,6 @@ func (self *Vm) log(pc uint64, op OpCode, gas, cost *big.Int, memory *Memory, st
storage[common.BytesToHash(k)] = v storage[common.BytesToHash(k)] = v
}) })
*/ */
self.env.AddStructLog(StructLog{pc, op, new(big.Int).Set(gas), cost, mem, stck, storage, err}) self.env.AddStructLog(StructLog{pc, op, new(big.Int).Set(gas), cost, mem, stck, storage, err})
} }
} }