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Issue #14432: Remove the thread state field from the frame structure. Fix a

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crash when a generator is created in a C thread that is destroyed while the
generator is still used. The issue was that a generator contains a frame, and
the frame kept a reference to the Python state of the destroyed C thread. The
crash occurs when a trace function is setup.
This commit is contained in:
Victor Stinner 2013-12-13 02:01:38 +01:00
parent 62ca10051b
commit fdeb6ec45a
8 changed files with 179 additions and 45 deletions
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2
Lib/test/test_sys.py
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@ -818,7 +818,7 @@ class SizeofTest(unittest.TestCase):
nfrees = len(x.f_code.co_freevars)
extras = x.f_code.co_stacksize + x.f_code.co_nlocals +\
ncells + nfrees - 1
check(x, vsize('13P3ic' + CO_MAXBLOCKS*'3i' + 'P' + extras*'P'))
check(x, vsize('12P3ic' + CO_MAXBLOCKS*'3i' + 'P' + extras*'P'))
# function
def func(): pass
check(func, size('12P'))