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Add Neil's suggestions to whatsnew wording for tailcall (#130155)

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Add Neil's suggestions

Co-authored-by: Neil Schemenauer <690853+nascheme@users.noreply.github.com>
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Ken Jin 2025-02-15 21:09:37 +08:00 • committed by GitHub
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Doc/whatsnew/3.14.rst
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@ -224,7 +224,9 @@ configuration mechanisms).
A new type of interpreter
-------------------------
A new type of interpreter based on tail calls has been added to CPython.
A new type of interpreter has been added to CPython.
It uses tail calls between small C functions that implement individual
Python opcodes, rather than one large C case statement.
For certain newer compilers, this interpreter provides
significantly better performance. Preliminary numbers on our machines suggest
anywhere from -3% to 30% faster Python code, and a geometric mean of 9-15%