Method test_denormal_numbers

numpy/_core/tests/test_function_base.py:439–444

(self)

    @pytest.mark.xfail(_is_armhf(),
                       reason="ARMHF/AArch32 platforms seem to FTZ subnormals")
    def test_denormal_numbers(self):
        # Regression test for gh-5437. Will probably fail when compiled
        # with ICC, which flushes denormals to zero
        for ftype in sctypes['float']:
            stop = nextafter(ftype(0), ftype(1)) * 5  # A denormal number
            assert_(any(linspace(0, stop, 10, endpoint=False, dtype=ftype)))

    def test_equivalent_to_arange(self):
        for j in range(1000):