8000 gh-111178: fix UBSan failures in `Modules/_datetimemodule.c` by picnixz · Pull Request #129774 · python/cpython · GitHub
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gh-111178: fix UBSan failures in Modules/_datetimemodule.c #129774

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Merged
merged 15 commits into from
Feb 19, 2025
Merged

gh-111178: fix UBSan failures in Modules/_datetimemodule.c #129774

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d4be207
add cast macros for date and time objects
picnixz Jan 26, 2025
6d1f263
fix UBSan failures for `PyDateTime_Delta`
picnixz Jan 26, 2025
1aeeff8
fix UBSan failures for `PyDateTime_Date`
picnixz Jan 26, 2025
9fee212
fix UBSan failures for `PyDateTime_TZInfo`
picnixz Jan 26, 2025
76d2c68
fix UBSan failures for `PyDateTime_TimeZone`
picnixz Jan 26, 2025
25dbe38
fix UBSan failures for `PyDateTime_Time`
picnixz Jan 26, 2025
0a3cb0e
fix UBSan failures for `PyDateTime_DateTime`
picnixz Jan 26, 2025
19bc7e1
fix UBSan failures for `PyDateTime_IsoCalendarDate`
picnixz Jan 26, 2025
b189115
use 'dummy' for NOARGS method
picnixz Feb 6, 2025
3c883a6
use 'dummy' for NOARGS method
picnixz Feb 6, 2025
86af79a
Merge remote-tracking branch 'upstream/main' into fix/ubsan/datetime-…
picnixz Feb 7, 2025
22bdf8c
Fixup naming
picnixz Feb 7, 2025
b6ee734
Do not use `_` + capital letter in new code as it is also UB.
picnixz Feb 8, 2025
9296eb6
Merge branch 'fix/ubsan/datetime-111178' of github.com:picnixz/cpytho…
picnixz Feb 8, 2025
f108a14
Merge in the main branch to resolve conflict with #127345
encukou Feb 19, 2025
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Merge in the main branch to resolve conflict with #127345
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@encukou
encukou committed Feb 19, 2025
commit f108a14cd6f64bdd1f225a2af6a3bf328d22ed70
3 changes: 1 addition & 2 deletions Modules/_datetimemodule.c
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Original file line number Diff line number Diff line change
Expand Up @@ -4403,8 +4403,7 @@ timezone_fromutc(PyObject *op, PyObject *arg)

PyDateTime_DateTime *dt = (PyDateTime_DateTime *)arg; // fast safe cast
if (!HASTZINFO(dt) || dt->tzinfo != op) {
PyErr_SetString(PyExc_ValueError, "fromutc: dt.tzinfo "
"is not self");
PyErr_SetString(PyExc_ValueError, "fromutc: dt.tzinfo is not self");
return NULL;
}

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