message: Push date for broadcast_to in math_grad forward while we debug
diff: @@ -204,7 +204,7 @@ def _SumGrad(op, grad):
  input_shape = array_ops.shape(op.inputs[0])
  - if compat.forward_compatible(2019, 9, 23):
  + if compat.forward_compatible(2019, 10, 23):
  if not op.get_attr("keep_dims"):
  with ops.colocate_with(input_shape):
  # TODO(apassos) remove this once device placement for eager ops makes
  