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-rw-r--r--Modules/_threadmodule.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/Modules/_threadmodule.c b/Modules/_threadmodule.c
index befd213bfe..4a651cea6c 100644
--- a/Modules/_threadmodule.c
+++ b/Modules/_threadmodule.c
@@ -1466,9 +1466,9 @@ static PyObject *
_thread__is_main_interpreter_impl(PyObject *module)
/*[clinic end generated code: output=7dd82e1728339adc input=cc1eb00fd4598915]*/
{
- _PyRuntimeState *runtime = &_PyRuntime;
- PyInterpreterState *interp = _PyRuntimeState_GetThreadState(runtime)->interp;
- return PyBool_FromLong(interp == runtime->interpreters.main);
+ PyThreadState *tstate = _PyThreadState_GET();
+ int is_main = _Py_IsMainInterpreter(tstate);
+ return PyBool_FromLong(is_main);
}
static PyMethodDef thread_methods[] = {