// run-rustfix #![warn(clippy::rc_buffer)] #![allow(dead_code, unused_imports)] use std::cell::RefCell; use std::ffi::OsString; use std::path::PathBuf; use std::rc::Rc; struct S { // triggers lint bad1: Rc<str>, bad2: Rc<std::path::Path>, bad3: Rc<[u8]>, bad4: Rc<std::ffi::OsStr>, // does not trigger lint good1: Rc<RefCell<String>>, } // triggers lint fn func_bad1(_: Rc<str>) {} fn func_bad2(_: Rc<std::path::Path>) {} fn func_bad3(_: Rc<[u8]>) {} fn func_bad4(_: Rc<std::ffi::OsStr>) {} // does not trigger lint fn func_good1(_: Rc<RefCell<String>>) {} fn main() {}