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A couple defects reported by coverity:
** CID 1428758: Integer handling issues (CONSTANT_EXPRESSION_RESULT) /Modules/_xxsubinterpretersmodule.c: 45 in _coerce_id()
________________________________________________________________________________________________________ *** CID 1428758: Integer handling issues (CONSTANT_EXPRESSION_RESULT) /Modules/_xxsubinterpretersmodule.c: 45 in _coerce_id()
39 }
40 if (cid < 0) {
41 PyErr_SetString(PyExc_ValueError, 42 "'id' must be a non-negative int"); 43 return -1;
44 }
45 if (cid > INT64_MAX) {
46 PyErr_SetString(PyExc_ValueError, 47 "'id' too large (must be 64-bit int)"); 48 return -1;
49 }
50 return cid;
** CID 1428757: Integer handling issues (CONSTANT_EXPRESSION_RESULT) /Modules/_xxsubinterpretersmodule.c: 1215 in channelid_richcompare()
________________________________________________________________________________________________________ *** CID 1428757: Integer handling issues (CONSTANT_EXPRESSION_RESULT) /Modules/_xxsubinterpretersmodule.c: 1215 in channelid_richcompare()
1209 }
1210 int64_t othercid = PyLong_AsLongLong(other); 1211 // XXX decref other here?
1212 if (othercid == -1 && PyErr_Occurred() != NULL) { 1213 return NULL;
1214 }
1215 if (othercid < 0 || othercid > INT64_MAX) { 1216 equal = 0;
 
1217 }
1218 else {
1219 equal = (cid->id == othercid); 1220 }
** CID 1428756: Error handling issues (CHECKED_RETURN) /Modules/gcmodule.c: 1071 in gc_enable_impl()