TensorFlow has null dereference on ParallelConcat with XLA

ImpactWhen running with XLA, tf.rawops.ParallelConcat segfaults with a nullptr dereference when given a parameter shape with rank that is not greater than zero.pythonimport tensorflow as tffunc = tf.rawops.ParallelConcatpara = 'shape': 0, 'values': [email protected]=Truedef test: y = funcpa...