Method test_reduce_reorder

numpy/core/tests/test_umath.py:2828–2835

(self)

        assert_equal(d.min(), d[0])

    def test_reduce_reorder(self):
        # gh 10370, 11029 Some compilers reorder the call to npy_getfloatstatus
        # and put it before the call to an intrisic function that causes
        # invalid status to be set. Also make sure warnings are not emitted
        for n in (2, 4, 8, 16, 32):
            for dt in (np.float32, np.float16, np.complex64):
                for r in np.diagflat(np.array([np.nan] * n, dtype=dt)):
                    assert_equal(np.min(r), np.nan)

    def test_minimize_no_warns(self):
        a = np.minimum(np.nan, 1)