Merge pull request #359 from pascanur/buildbod_fails_scan

theano/sandbox/scan_module/scan_op.py

@@ -330,7 +330,7 @@ class ScanOp(PureOp):
                     for buf, rval in izip(non_numeric_states_bufs, rvals):
                         buf[0] = rval
                 for pos in xrange(n_numeric_values):
-                    buf = state_buffers[pos][2][0]
+                    buf = state_buffers[pos][0].get_value(borrow=True)
                     mintap = self.mintaps[pos]
                     node_output_storage[pos][0] = buf
                 for out_buf, in_buf in izip(

theano/scan_module/tests/test_scan.py

@@ -2705,7 +2705,7 @@ class T_Scan(unittest.TestCase):
         grad_fn = theano.function([xinit, w], [gx,gw],
                                  allow_input_downcast = True)
         rng  = numpy.random.RandomState(utt.fetch_seed())
-        v_x  = numpy.array(rng.uniform(size=(5,2,3), low=-.5, high=.5),
+        v_x  = numpy.array(rng.uniform(size=(5,2,3), low=-2., high=2.),
                            dtype=theano.config.floatX)
         v_w = numpy.array(rng.uniform(size=(2,2)), dtype= theano.config.floatX)
         analytic_grad = grad_fn(v_x, v_w)