Unsafe assignment operator

This user-written assignment operator does not check for self-assignment. If an object of this type is assigned to itself use-after-free errors may occur if the class owns resources. Assignment operator does not check for self-assignment
/data/mci/58fd14856d2dbbbec49d65ec6a1b6796/bazel_cache/33d18d311b7c0cb8812477a320550d4d/execroot/_main/src/mongo/db/exec/multi_plan_bucket.cpp:124: SELF_ASSIGN 174780 No protection against the object assigning to itself.