Fix vm.ctx.none.as_obejct not to make clone

Signed-off-by: snowapril <sinjihng@gmail.com>

Author: Snowapril

vm/src/frame.rs

@@ -1654,7 +1654,7 @@ impl ExecutingFrame<'_> {
             bytecode::BinaryOperator::Add => vm._add(a_ref, b_ref),
             bytecode::BinaryOperator::Multiply => vm._mul(a_ref, b_ref),
             bytecode::BinaryOperator::MatrixMultiply => vm._matmul(a_ref, b_ref),
-            bytecode::BinaryOperator::Power => vm._pow(a_ref, b_ref, &vm.ctx.none()),
+            bytecode::BinaryOperator::Power => vm._pow(a_ref, b_ref, vm.ctx.none.as_object()),
             bytecode::BinaryOperator::Divide => vm._truediv(a_ref, b_ref),
             bytecode::BinaryOperator::FloorDivide => vm._floordiv(a_ref, b_ref),
             bytecode::BinaryOperator::Modulo => vm._mod(a_ref, b_ref),
@@ -1680,7 +1680,7 @@ impl ExecutingFrame<'_> {
             bytecode::BinaryOperator::Add => vm._iadd(a_ref, b_ref),
             bytecode::BinaryOperator::Multiply => vm._imul(a_ref, b_ref),
             bytecode::BinaryOperator::MatrixMultiply => vm._imatmul(a_ref, b_ref),
-            bytecode::BinaryOperator::Power => vm._ipow(a_ref, b_ref, &vm.ctx.none()),
+            bytecode::BinaryOperator::Power => vm._ipow(a_ref, b_ref, vm.ctx.none.as_object()),
             bytecode::BinaryOperator::Divide => vm._itruediv(a_ref, b_ref),
             bytecode::BinaryOperator::FloorDivide => vm._ifloordiv(a_ref, b_ref),
             bytecode::BinaryOperator::Modulo => vm._imod(a_ref, b_ref),

vm/src/stdlib/builtins.rs

@@ -622,7 +622,7 @@ mod builtins {
             modulus,
         } = args;
         match modulus {
-            None => vm._pow(&x, &y, &vm.ctx.none()),
+            None => vm._pow(&x, &y, vm.ctx.none.as_object()),
             Some(z) => vm._pow(&x, &y, &z),
         }
     }

vm/src/stdlib/operator.rs

@@ -133,7 +133,7 @@ mod _operator {
 
     #[pyfunction]
     fn pow(a: PyObjectRef, b: PyObjectRef, vm: &VirtualMachine) -> PyResult {
-        vm._pow(&a, &b, &vm.ctx.none())
+        vm._pow(&a, &b, vm.ctx.none.as_object())
     }
 
     #[pyfunction]
@@ -292,7 +292,7 @@ mod _operator {
 
     #[pyfunction]
     fn ipow(a: PyObjectRef, b: PyObjectRef, vm: &VirtualMachine) -> PyResult {
-        vm._ipow(&a, &b, &vm.ctx.none())
+        vm._ipow(&a, &b, vm.ctx.none.as_object())
     }
 
     #[pyfunction]