[opinfo] nn.functional.pad (#62814)
Summary:
Reference: https://github.com/facebookresearch/functorch/issues/78
Pull Request resolved: https://github.com/pytorch/pytorch/pull/62814
Reviewed By: VitalyFedyunin
Differential Revision: D30307492
Pulled By: zou3519
fbshipit-source-id: 4f6062eb4a3c91ed1795df1f82846afa0abafcdc
