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| author | obscuren <geffobscura@gmail.com> | 2014-11-03 02:39:45 +0800 |
|---|---|---|
| committer | obscuren <geffobscura@gmail.com> | 2014-11-03 02:39:45 +0800 |
| commit | 1bb398f4e22feef8f83fedd8a525e4da5b627773 (patch) | |
| tree | e0f9df8d42210ae947edb1766c446415df047776 | |
| parent | 3f90f7c89856f5d024eec1df535a4fc2871214c2 (diff) | |
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Sign ext
| -rw-r--r-- | ethutil/big.go | 2 | ||||
| -rw-r--r-- | vm/vm_debug.go | 2 |
2 files changed, 1 insertions, 3 deletions
diff --git a/ethutil/big.go b/ethutil/big.go index 8d7b3fe70..07d1386e1 100644 --- a/ethutil/big.go +++ b/ethutil/big.go @@ -2,8 +2,6 @@ package ethutil import "math/big" -var MaxInt256 *big.Int = BigD(Hex2Bytes("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff")) - // Big pow // // Returns the power of two big integers diff --git a/vm/vm_debug.go b/vm/vm_debug.go index 129ea1a59..05ae347f6 100644 --- a/vm/vm_debug.go +++ b/vm/vm_debug.go @@ -394,7 +394,7 @@ func (self *DebugVm) RunClosure(closure *Closure) (ret []byte, err error) { stack.Push(base) case SIGNEXTEND: back := stack.Pop().Uint64() - if back.Cmp(big.NewInt(31)) < 0 { + if back < 31 { bit := uint(back*8 + 7) num := stack.Pop() mask := new(big.Int).Lsh(ethutil.Big1, bit) |