[issue31626] Writing in freed memory in _PyMem_DebugRawRealloc() after shrinking a memory block

[Serhiy Storchaka]

Serhiy Storchaka <storchaka+cpython at gmail.com> added the comment:


New changeset 3cc4c53a64bdcf21431ad306eca0e568f88735a2 by Serhiy Storchaka in branch 'master':
bpo-31626: Mark ends of the reallocated block in debug build. (#4210)
https://github.com/python/cpython/commit/3cc4c53a64bdcf21431ad306eca0e568f88735a2


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<https://bugs.python.org/issue31626>
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