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Rollup merge of #99460 - JanBeh:PR_asref_asmut_docs, r=joshtriplett
[rust.git] / src / test / ui / issues / issue-17322.rs
1 // run-pass
2 // pretty-expanded FIXME #23616
3
4 use std::io::{self, Write};
5
6 fn f(wr: &mut dyn Write) {
7     wr.write_all(b"hello").ok().expect("failed");
8 }
9
10 fn main() {
11     let mut wr = Box::new(io::stdout()) as Box<dyn Write>;
12     f(&mut wr);
13 }