2737 			goto bail;

  2737 			goto bail;

  2738 		}

  2738 		}

  2739 		data += nparents * hashwidth;

  2739 		data += nparents * hashwidth;

  2740 	} else {

  2740 	} else {

  2741 		parents = Py_None;

  2741 		parents = Py_None;

  2742 	}

  2743 	}

  2743 

  2744 

  2744 	if (data + 2 * nmetadata > dataend) {

  2745 	if (data + 2 * nmetadata > dataend) {

  2745 		goto overflow;

  2746 		goto overflow;

  2746 	}

  2747 	}

  2779 	PyErr_SetString(PyExc_ValueError, "overflow in obsstore");

  2780 	PyErr_SetString(PyExc_ValueError, "overflow in obsstore");

  2780 bail:

  2781 bail:

  2781 	Py_XDECREF(prec);

  2782 	Py_XDECREF(prec);

  2782 	Py_XDECREF(succs);

  2783 	Py_XDECREF(succs);

  2783 	Py_XDECREF(metadata);

  2784 	Py_XDECREF(metadata);

  2786 	return ret;

  2786 	return ret;

  2787 }

  2787 }

  2788 

  2788 

  2789 

  2789 

  2790 static PyObject *fm1readmarkers(PyObject *self, PyObject *args) {

  2790 static PyObject *fm1readmarkers(PyObject *self, PyObject *args) {