pytorch

e490352d - Simplify complex case for tanh backward (#39997)

Simplify complex case for tanh backward (#39997) Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/39997 Differential Revision: D22195797 Pulled By: anjali411 fbshipit-source-id: 21eb91bcbd3bfc67acd322a1579fe737b0c02e6e