tomteb/carbon-lang: == Clone of https://github.com/carbon-language/carbon-lang.git == @ 80639a02f062bdfe27a5b9b5b5bf2478a088aabc

Strom: 80639a02f0

Geoff Romer e1ec8d42d1 Give `ReturnExpr` a target only when initialization is in-place (#6570)		3 mesiacov pred
..
copy.carbon	e1ec8d42d1 Give `ReturnExpr` a target only when initialization is in-place (#6570)	3 mesiacov pred
destroy.carbon	531d063596 When importing a trivial destructor from C++, produce a no_op builtin. (#6531)	4 mesiacov pred