[clang] [Clang][UnsafeBufferUsage] Warn about two-arg string_view constructors. (PR #180471)

[Ziqing Luo via cfe-commits]

https://github.com/ziqingluo-90 commented:

Thank you for adding the support of `string_view`,  which was planned a long time ago but got forgotten in the backlog.  So it's great that you decided to add it.

I have some comments mainly regarding code reuse.

https://github.com/llvm/llvm-project/pull/180471