pytorch

f5383a21 - Fix openmp detection with clang-cl (#35365)

Fix openmp detection with clang-cl (#35365) Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/35365 Differential Revision: D20653049 Pulled By: ezyang fbshipit-source-id: 193c0d956b1aea72b3daa104ef49c4bf167a165a