5263da6396
Summary: Add a static cast to perform the left shift as with an unsigned type. make ubsan_check Closes https://github.com/facebook/rocksdb/pull/3517 Reviewed By: sagar0 Differential Revision: D7016044 Pulled By: igorsugak fbshipit-source-id: baf72f6197edd8f7220d010b15a23d6de6a72c49