pytorch

7c2d3e6d - Wextra caffe2/ (#67319)

Wextra caffe2/ (#67319) Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/67319 Test Plan: Sandcastle Reviewed By: pbelevich Differential Revision: D31450501 fbshipit-source-id: 702728fdb3c5b00510ec637ff65bb2c6949fcc4e