From 8770f794674dd2af61159b4fef889e6257bfdd8b Mon Sep 17 00:00:00 2001 From: Jonathan Castello Date: Wed, 24 Dec 2014 17:48:03 -0800 Subject: [PATCH] Add an example of the toplevel_ref_arg lint. --- examples/toplevel_ref_arg.rs | 14 ++++++++++++++ 1 file changed, 14 insertions(+) create mode 100644 examples/toplevel_ref_arg.rs diff --git a/examples/toplevel_ref_arg.rs b/examples/toplevel_ref_arg.rs new file mode 100644 index 00000000000..0be737f9028 --- /dev/null +++ b/examples/toplevel_ref_arg.rs @@ -0,0 +1,14 @@ +#![feature(phase)] + +#[phase(plugin)] +extern crate rust_clippy; + +fn the_answer(ref mut x: u8) { + *x = 42; +} + +fn main() { + let mut x = 0; + the_answer(x); + println!("The answer is {}.", x); +}