[issue35235] Access violation on alloc in Windows x86-64 python, pymalloc_alloc

2018-12-04 Thread Mark Inderhees
Mark Inderhees added the comment: Correction to my previous post. I did use capital X, ie '-X dev'. -- ___ Python tracker <https://bugs.python.org/issue35

[issue35235] Access violation on alloc in Windows x86-64 python, pymalloc_alloc

2018-12-04 Thread Mark Inderhees
Mark Inderhees added the comment: I have reproduced this with both PYTHONMALLOC=debug and "py -3.7 -x dev ", but it did not print out any allocation debug info. When using this option, it does take many more attempts to hit the issue than if running without debugg

[issue35235] Access violation on alloc in Windows x86-64 python, pymalloc_alloc

2018-11-13 Thread Mark Inderhees
Mark Inderhees added the comment: Actually, I have now seen this in full installed python. I have updated the title. -- title: Access violation on alloc in Windows x86-64 embeddable python, pymalloc_alloc -> Access violation on alloc in Windows x86-64 python, pymalloc_al

[issue35235] Access violation on alloc in Windows x86-64 embeddable python, pymalloc_alloc

2018-11-13 Thread Mark Inderhees
New submission from Mark Inderhees : I'm seeing an AV in python allocation logic when running my scripts. This only happens when using embedded python. It does not reproduce when using installed python. This is on Windows x86-64, I'm running Windows 10. I've seen this on 3.6.5 and 3.7.1