8000 [3.11] Fix the long64 reader in umarshal.py (GH-107828) by miss-islington · Pull Request #107850 · python/cpython · GitHub
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[3.11] Fix the long64 reader in umarshal.py (GH-107828) #107850

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Aug 10, 2023
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[3.11] Fix the long64 reader in umarshal.py (GH-107828) #107850

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Fix the long64 reader in umarshal.py (GH-107828) 
(cherry picked from commit 50bbc56)

Co-authored-by: Martin DeMello <martindemello@gmail.com>
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@martindemello @miss-islington
martindemello authored and miss-islington committed Aug 10, 2023
commit 568d6cda2be874d8b78b9ee86a1a4040abcad9b4
8 changes: 4 additions & 4 deletions Tools/scripts/umarshal.py
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Original file line number Diff line number Diff line change
Expand Up @@ -125,10 +125,10 @@ def r_long64(self) -> int:
x |= buf[1] << 8
x |= buf[2] << 16
x |= buf[3] << 24
x |= buf[1] << 32
x |= buf[1] << 40
x |= buf[1] << 48
x |= buf[1] << 56
x |= buf[4] << 32
x |= buf[5] << 40
x |= buf[6] << 48
x |= buf[7] << 56
x |= -(x & (1<<63)) # Sign-extend
return x

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