*   `tf.nn.depthwise_conv2d` backprop to `filter` when not using cuDNN
            convolution
        *   `tf.image.resize` with `method=ResizeMethod.NEAREST` backprop
        *   `tf.math.bincount` - TODO: confirm exception added
        *   `tf.raw_ops.DebugNumericSummary` and
            `tf.raw_ops.DebugNumericSummaryV2`
        *   `tf.Variable.scatter_add` (and other scatter methods, both on ref