Add diagnostic item for `std::ops::ControlFlow` This will be used in Clippy to detect useless conversions done through `ControlFlow::map_break()` and `ControlFlow::map_continue()`.
Add diagnostic item for `std::ops::ControlFlow` This will be used in Clippy to detect useless conversions done through `ControlFlow::map_break()` and `ControlFlow::map_continue()`.