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bpo-39301: State that floor division is used for right shift operations #20347

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May 26, 2020
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bpo-39301: State that floor division is used for right shift operations #20347

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bpo-39301: State that floor division is used for right shift operations
ZackerySpytz May 24, 2020
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Remove "without overflow check"
ZackerySpytz May 26, 2020
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6 changes: 2 additions & 4 deletions Doc/library/stdtypes.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -434,12 +434,10 @@ Notes:
Negative shift counts are illegal and cause a :exc:`ValueError` to be raised.

(2)
A left shift by *n* bits is equivalent to multiplication by ``pow(2, n)``
without overflow check.
A left shift by *n* bits is equivalent to multiplication by ``pow(2, n)``.

(3)
A right shift by *n* bits is equivalent to division by ``pow(2, n)`` without
overflow check.
A right shift by *n* bits is equivalent to floor division by ``pow(2, n)``.

(4)
Performing these calculations with at least one extra sign extension bit in
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