tree 2d69c2a3a532ddf0572982bae93689494e1073d4
parent c1a5f0172f9ab8df0c9b1b77f6138a6a3544ae29
author Yunxing Dai <yunxing@google.com> 1618601376 -0700
committer TensorFlower Gardener <gardener@tensorflow.org> 1618601703 -0700

Always propagate constants for while loops, including V1.

PiperOrigin-RevId: 368897854
Change-Id: I16609b36680c2018f1d91b1741afd90a5feb6a6a