[clang] [codegen] Emit missing cleanups for stmt-expr and coro suspensions [take-2] (PR #85398)

[Aaron Ballman via cfe-commits]

https://github.com/AaronBallman commented:

Hopefully @rjmccall or @efriedma-quic can take a look at the codegen bits. I did have some questions about other kinds of flow control statements we might want to cover.

https://github.com/llvm/llvm-project/pull/85398