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callback function on win64 results in bad behavior. mem corruption? #52522

@ocrush

Description

@ocrush
mannequin
BPO 8275
Nosy @theller, @birkenfeld, @pitrou
Files
  • ctype_win64.txt: Contains Python and C code. comment the print statement in jfunc to fix the issue.
  • issue8275_win64_ctypes_no_optimization.patch
  • ctypes_win64.diff: one-liner fix
  • ctypes_win64_tests.diff: patch with tests
  • Note: these values reflect the state of the issue at the time it was migrated and might not reflect the current state.

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    GitHub fields:

    assignee = None
    closed_at = <Date 2011-01-31.21:48:33.283>
    created_at = <Date 2010-03-31.18:53:44.080>
    labels = ['ctypes', 'type-crash']
    title = 'callback function on win64 results in bad behavior. mem corruption?'
    updated_at = <Date 2011-01-31.21:48:33.282>
    user = 'https://bugs.python.org/ocrush'

    bugs.python.org fields:

    activity = <Date 2011-01-31.21:48:33.282>
    actor = 'pitrou'
    assignee = 'none'
    closed = True
    closed_date = <Date 2011-01-31.21:48:33.283>
    closer = 'pitrou'
    components = ['ctypes']
    creation = <Date 2010-03-31.18:53:44.080>
    creator = 'ocrush'
    dependencies = []
    files = ['16708', '20134', '20527', '20626']
    hgrepos = []
    issue_num = 8275
    keywords = ['patch']
    message_count = 11.0
    messages = ['102028', '102544', '124474', '126713', '127092', '127121', '127127', '127605', '127610', '127657', '127668']
    nosy_count = 7.0
    nosy_names = ['theller', 'georg.brandl', 'pitrou', 'srid', 'cgohlke', 'ocrush', 'stan.mihai']
    pr_nums = []
    priority = 'normal'
    resolution = 'fixed'
    stage = 'resolved'
    status = 'closed'
    superseder = None
    type = 'crash'
    url = 'https://bugs.python.org/issue8275'
    versions = ['Python 3.1', 'Python 2.7', 'Python 3.2']

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      topic-ctypestype-crashA hard crash of the interpreter, possibly with a core dump
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