gaspersic/go-ethereum
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Make an attempt to pay for the gas prior to expanding the mem.

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This commit is contained in:
obscuren
2014-12-01 20:49:56 +01:00
parent beb7d35c40
commit a22056db59
3 changed files with 7 additions and 3 deletions
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2
vm/closure.go
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@ -64,7 +64,7 @@ func (c *Closure) GetOp(x int) OpCode {
}
func (c *Closure) GetByte(x int) byte {
if x < len(c.Code) {
if x > -1 && x < len(c.Code) {
return c.Code[x]
}

3
vm/vm_debug.go
View File

@ -277,7 +277,6 @@ func (self *DebugVm) RunClosure(closure *Closure) (ret []byte, err error) {
addStepGasUsage(memGasUsage)
mem.Resize(newMemSize.Uint64())
}
}
@ -295,6 +294,8 @@ func (self *DebugVm) RunClosure(closure *Closure) (ret []byte, err error) {
return closure.Return(nil), OOG(gas, tmp)
}
mem.Resize(newMemSize.Uint64())
switch op {
// 0x20 range
case ADD: