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/bazel_cache/1de52aaeb35278243ca29a4785ce7969/execroot/_main_/src/mongo/db/version_context.cpp:54: SELF_ASSIGN 171927 No protection against the object assigning to itself.