[issue44562] types.GenericAlias should decref instead of using delete in tp_new

[Pablo Galindo Salgado]

Pablo Galindo Salgado <pablogsal at gmail.com> added the comment:


New changeset fe847a62852c3baaec6c97a5e2e7b2e66732bdb8 by Pablo Galindo in branch '3.9':
Revert "bpo-44562: Remove invalid PyObject_GC_Del from error path of types.GenericAlias … (GH-27016) (GH-27018)" (GH-27022)
https://github.com/python/cpython/commit/fe847a62852c3baaec6c97a5e2e7b2e66732bdb8


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<https://bugs.python.org/issue44562>
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