Robert Suderman 06ae59074f Fold xla iota across a 1-length dimension into a zero value ... Iota across length-1 is just a constant. Fold into it. PiperOrigin-RevId: 320443468		2020-07-30 22:33:43 +00:00
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mhlo	Fold xla iota across a 1-length dimension into a zero value	2020-07-30 22:33:43 +00:00