code: def visit_NameNode(self, node):
      if self.might_overflow:
          entry = node.entry or self.env.lookup(node.name)
          if entry:
              entry.might_overflow = True
      return node
  
imports: from __future__ import absolute_import
  from .Errors import error, message
  from .None import ExprNodes
  from .None import Nodes
  from .None import Builtin
  from .None import PyrexTypes
  from ..None import Utils
  from .PyrexTypes import py_object_type, unspecified_type
  from .Visitor import CythonTransform, EnvTransform
label_desc: Use image node_id 6 for calling the MarkOverflowingArithmetic obj's underlying member method code with example usage: obj.visit_NameNode(node) and returns: node