Thank you, Pauli. I guess this means that the test needs to be fixed? Eugene -----Original Message----- From: numpy-discussion-bounces@scipy.org [mailto:numpy-discussion-bounces@scipy.org] On Behalf Of Pauli Virtanen Sent: Tuesday, May 14, 2013 3:31 PM To: numpy-discussion@scipy.org Subject: Re: [Numpy-discussion] Integer overflow in test_einsum (1.7.1) 14.05.2013 21:52, Toder, Evgeny kirjoitti:
So, does numpy implement modular (two's complement) arithmetic for signed types [clip]
Numpy leaves integer arithmetic to the C compiler. Python and its C modules however by default specify -fwrapv for gcc and its ilk, so the behavior might seem consistent on these platforms. -- Pauli Virtanen _______________________________________________ NumPy-Discussion mailing list NumPy-Discussion@scipy.org http://mail.scipy.org/mailman/listinfo/numpy-discussion This email is confidential and subject to important disclaimers and conditions including on offers for the purchase or sale of securities, accuracy and completeness of information, viruses, confidentiality, legal privilege, and legal entity disclaimers, available at http://www.jpmorgan.com/pages/disclosures/email.