Skip to content

gh-134411: assert PyLong_FromLong(x) != NULL when x is known to be small #134415

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 7 commits into from
Jul 21, 2025
Merged

gh-134411: assert PyLong_FromLong(x) != NULL when x is known to be small #134415

Changes from 2 commits
Commits
Show all changes
7 commits
Select commit Hold shift + click to select a range
ae18ce8
Fix dangerous reference count decrement
smurav May 21, 2025
4429178
Since PyLong_From Long(PY_MONITORING_DEBUGGER_ID) falls to small_int …
smurav May 21, 2025
bea99f9
Fix description added.
smurav May 22, 2025
71ab99d
Merge branch 'main' into fix-gh-134411
smurav May 22, 2025
591c6e4
Fix error from lint
smurav May 22, 2025
cd6827b
Merge branch 'fix-gh-134411' of github.com:smurav/cpython into fix-gh…
smurav May 22, 2025
f449cbd
Comment сorrection
smurav May 26, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
4 changes: 4 additions & 0 deletions Python/instrumentation.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -2558,18 +2558,22 @@ PyObject *_Py_CreateMonitoringObject(void)
err = PyObject_SetAttrString(events, "NO_EVENTS", _PyLong_GetZero());
if (err) goto error;
PyObject *val = PyLong_FromLong(PY_MONITORING_DEBUGGER_ID);
assert(val != NULL);
Copy link
Member

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

I think it'd be a good idea to add a comment explaining why it can't ever fail.

Copy link
Contributor Author

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

I'll add it tomorrow.

err = PyObject_SetAttrString(mod, "DEBUGGER_ID", val);
Py_DECREF(val);
if (err) goto error;
val = PyLong_FromLong(PY_MONITORING_COVERAGE_ID);
assert(val != NULL);
err = PyObject_SetAttrString(mod, "COVERAGE_ID", val);
Py_DECREF(val);
if (err) goto error;
val = PyLong_FromLong(PY_MONITORING_PROFILER_ID);
assert(val != NULL);
err = PyObject_SetAttrString(mod, "PROFILER_ID", val);
Py_DECREF(val);
if (err) goto error;
val = PyLong_FromLong(PY_MONITORING_OPTIMIZER_ID);
assert(val != NULL);
err = PyObject_SetAttrString(mod, "OPTIMIZER_ID", val);
Py_DECREF(val);
if (err) goto error;
Expand Down
Loading