def test_global_tuple(self):
        """make sure a global tuple with non-integer values does not cause errors
        (test for #6726).
        """

        def test_impl():
            d = GVAL[0]
            return d

        self.assertEqual(njit(test_impl, parallel=True)(), test_impl())
make sure a global tuple with non-integer values does not cause errors
        (test for #6726).
        
numba/tests/test_array_analysis.py