bpo-45256: Don't call at the C level when calling bound-methods from Python code. #29238
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Unpacks bound methods on to the stack before doing check to see if call can be inlined.
This PR is not about performance, but making the behavior of
x.m()
andt = x.m; t()
the same in terms of stack consumption.Performance is fine though.
https://bugs.python.org/issue45256