Test the previous PR fix of equal_computations()

theano/scan_module/tests/test_scan_utils.py

@@ -7,3 +7,8 @@ def test_equal_compuations():
     # This was a bug report by a Theano user.
     c = NoneConst
     assert equal_computations([c], [c])
+    m = theano.tensor.matrix()
+    idx = theano.tensor.ivector()
+    max_argmax1 = theano.tensor.max_and_argmax(m)
+    max_argmax2 = theano.tensor.max_and_argmax(m)
+    assert equal_computations(max_argmax1, max_argmax2)