fix 2 tests on 32 bits computer.

theano/compile/tests/test_pfunc.py

@@ -2,7 +2,7 @@ import numpy
 import unittest
 import copy
 import theano
-from theano.tensor import Tensor, dmatrix, dvector, lscalar, dmatrices
+from theano.tensor import dmatrix, iscalar, lscalar, dmatrices
 from theano import tensor
 
 from theano.compile.sharedvalue import *
@@ -407,6 +407,9 @@ class Test_pfunc(unittest.TestCase):
     def test_default_updates_input(self):
         x = shared(0)
         y = shared(1)
+        if theano.gof.cmodule.local_bitwidth()==32:
+            a = iscalar('a')
+        else:
             a = lscalar('a')
 
         x.default_update = y

theano/compile/tests/test_shared.py

@@ -15,6 +15,9 @@ class Test_SharedVariable(unittest.TestCase):
             assert shared(7.0).type == Scalar('float64')
             assert shared(7, dtype='float64').type == Scalar('float64')
 
+        else:
+            if theano.gof.cmodule.local_bitwidth()==32:
+                assert shared(7).type == theano.tensor.iscalar, shared(7).type
             else:
                 assert shared(7).type == theano.tensor.lscalar, shared(7).type
             assert shared(7.0).type == theano.tensor.dscalar