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closes bpo-34640: Remove the TANH_PRESERVES_ZERO_SIGN configure check. (GH-9206)

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Benjamin Peterson 2018-09-12 06:51:18 -07:00 • committed by GitHub
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Lib/test/test_math.py
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@ -1355,8 +1355,6 @@ class MathTests(unittest.TestCase):
self.assertTrue(math.isnan(math.tanh(NAN)))
@requires_IEEE_754
@unittest.skipIf(sysconfig.get_config_var('TANH_PRESERVES_ZERO_SIGN') == 0,
"system tanh() function doesn't copy the sign")
def testTanhSign(self):
# check that tanh(-0.) == -0. on IEEE 754 systems
self.assertEqual(math.tanh(-0.), -0.)