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-rw-r--r--vm/vm.go6
1 files changed, 3 insertions, 3 deletions
diff --git a/vm/vm.go b/vm/vm.go
index b20d7b603..f9efeed96 100644
--- a/vm/vm.go
+++ b/vm/vm.go
@@ -779,9 +779,9 @@ func (self *Vm) calculateGasAndSize(context *Context, caller ContextRef, op OpCo
// Stack Check, memory resize & gas phase
switch op {
// Stack checks only
- case ISZERO, CALLDATALOAD, POP, JUMP, NOT: // 1
+ case ISZERO, CALLDATALOAD, POP, JUMP, NOT, EXTCODESIZE, BLOCKHASH: // 1
stack.require(1)
- case JUMPI, ADD, SUB, DIV, SDIV, MOD, SMOD, LT, GT, SLT, SGT, EQ, AND, OR, XOR, BYTE, SIGNEXTEND: // 2
+ case JUMPI, ADD, SUB, DIV, MUL, SDIV, MOD, SMOD, LT, GT, SLT, SGT, EQ, AND, OR, XOR, BYTE, SIGNEXTEND: // 2
stack.require(2)
case ADDMOD, MULMOD: // 3
stack.require(3)
@@ -859,7 +859,7 @@ func (self *Vm) calculateGasAndSize(context *Context, caller ContextRef, op OpCo
newMemSize = calcMemSize(stack.Peek(), stack.data[stack.Len()-2])
additionalGas.Set(stack.data[stack.Len()-2])
case CALLDATACOPY:
- stack.require(2)
+ stack.require(3)
newMemSize = calcMemSize(stack.Peek(), stack.data[stack.Len()-3])
additionalGas.Set(stack.data[stack.Len()-3])