Author jdemeyer
Recipients inada.naoki, jdemeyer, python-dev, serhiy.storchaka, vstinner
Date 2018-07-31.09:36:09
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Message-id <1533029769.81.0.56676864532.issue29259@psf.upfronthosting.co.za>
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> For compatibility with extensions built with older Pythons you should define new type flag and read tp_fastcall only if the flag is set.

Can you comment on https://github.com/python/cpython/pull/4944 why you think that such compatibility should be guaranteed? According to PEP 384, the layout of PyTypeObject is not part of the stable ABI.
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Date User Action Args
2018-07-31 09:36:09jdemeyersetrecipients: + jdemeyer, vstinner, inada.naoki, python-dev, serhiy.storchaka
2018-07-31 09:36:09jdemeyersetmessageid: <1533029769.81.0.56676864532.issue29259@psf.upfronthosting.co.za>
2018-07-31 09:36:09jdemeyerlinkissue29259 messages
2018-07-31 09:36:09jdemeyercreate