gh-111178: fix UBSan failures in Objects/typevarobject.c
#129800
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This is the common interface for ParamSpec args and kwargs.
seehwan
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Apr 16, 2025
…honGH-129800) Fix UBSan failures for `typealiasobject`, `paramspecobject`, `typevarobject`, `typevartupleobject`, `paramspecattrobject` Use _PyCFunction_CAST macros Use macro for `constevaluatorobject` casts
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This PR fixes the UBSan failures and addresses some minor cosmetic changes. PEP-7 changes were not applied since they could scramble the diff but other semantic changes affecting the signature of touched functions may have been done.