Correction for the fix for Bug 3508 - Persistent storage support breaks Linux compatibility. A 2nd `make install' will fail attempting to create symlink libnvmemmory.so already created by 1st install. Install should pre-emptively delete it.

"""This is a test"""
import __future__
from __future__ import nested_scopes

def f(x):
    def g(y):
        return x + y
    return g

result = f(2)(4)