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SF patch 1025636: Check for NULL returns in compile.c:com_import_stmt 

There is no test for this change, because there is no way to provoke memory errors on demand.  Test suite passes, though.
This commit is contained in:
Jeremy Hylton 2004-11-07 14:04:00 +00:00
parent 84a6c205e3
commit 16b047904c
1 changed files with 14 additions and 4 deletions
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18
Python/compile.c
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@ -3606,10 +3606,20 @@ com_import_stmt(struct compiling *c, node *n)
}
REQ(nn, import_as_names);
tup = PyTuple_New((NCH(nn) + 1) / 2);
for (i = 0; i < NCH(nn); i += 2)
PyTuple_SET_ITEM(tup, i / 2,
PyString_FromString(STR(
CHILD(CHILD(nn, i), 0))));
for (i = 0; i < NCH(nn); i += 2) {
PyObject *s = PyString_FromString(
STR(CHILD(CHILD(nn, i), 0)));
if (s == NULL) {
Py_CLEAR(tup);
break;
} else
PyTuple_SET_ITEM(tup, i / 2, s);
}
if (tup == NULL) {
/* Assume that failue above was MemoryError */
com_error(c, PyExc_MemoryError, "");
return;
}
}
com_addoparg(c, LOAD_CONST, com_addconst(c, tup));
Py_DECREF(tup);