CLinker - no outputs or updates with error on play

theano/gof/lazylinker_c.c.txt

@@ -778,6 +778,8 @@ CLazyLinker_call(PyObject *_self, PyObject *args, PyObject *kwds)
           err = lazy_rec_eval(self, self->output_vars[i], one, zero);
         }
 
+      if (!err)
+        {
           // save references to outputs prior to updating storage containers
           if ((call_i + 1) == n_calls)
             {
@@ -798,10 +800,9 @@ CLazyLinker_call(PyObject *_self, PyObject *args, PyObject *kwds)
               Py_ssize_t dst = self->update_storage[2*i];
               Py_ssize_t src = self->update_storage[2*i+1];
               PyObject* tmp = PyList_GetItem(self->var_value_cells[src], 0);
-          Py_INCREF(Py_None);
               Py_INCREF(tmp);
               PyList_SetItem(self->var_value_cells[dst], 0, tmp);
-          PyList_SetItem(self->var_value_cells[src], 0, Py_None);
+            }
         }
     }
   Py_DECREF(one);
@@ -885,7 +886,7 @@ static PyTypeObject lazylinker_ext_CLazyLinkerType = {
 
 static PyObject * get_version(PyObject *dummy, PyObject *args)
 {
-  PyObject *result = PyFloat_FromDouble(0.11);
+  PyObject *result = PyFloat_FromDouble(0.12);
   return result;
 }
 

theano/gof/lazylinker_c.py

@@ -13,7 +13,7 @@ if config.compiledir not in sys.path:
     sys.path.append(config.compiledir)
 
 force_compile = False
-version = 0.11 # must match constant returned in function get_version()
+version = 0.12 # must match constant returned in function get_version()
 
 
 try: