pytorch

bd32f9a8 - Correct ownership of OptionalSymIntArrayRef in backwards (#86087)

Correct ownership of OptionalSymIntArrayRef in backwards (#86087) Also add some cheap but cheerful sanity checks to help detect similar situations in the future. Signed-off-by: Edward Z. Yang <ezyang@fb.com> Pull Request resolved: https://github.com/pytorch/pytorch/pull/86087 Approved by: https://github.com/albanD