1 Commits (50582071dce846a973a054c40fe194069657960a)

Author	SHA1	Message	Date
Wu Yi	6382b62f6b	Collective ops (#15572) ... * wip allreduce in op * wip * wip * wip * wip adding test * wip for conflict with mp mode * fix tests test=develop * fix cpu build test=develop * fix travis clang format test=develop * fix cpu build test=develop * update api.spec test=develop * delete comment test=develop * fix cpplint test=develop * fix test=develop * follow comment test=develop * add file test=develop * fix build test=develop * update test=develop * to be compatible with sync_bn, and fix mp mode in develop test=develop	6 years ago