1 // Regression test for #71546.
3 pub fn serialize_as_csv<V>(value: &V) -> Result<String, &str>
6 for<'a> &'a V: IntoIterator,
7 for<'a> <&'a V as IntoIterator>::Item: ToString + 'static,
9 let csv_str: String = value
10 //~^ ERROR higher-ranked lifetime error
11 //~| ERROR higher-ranked lifetime error
12 //~| ERROR higher-ranked lifetime error
14 .map(|elem| elem.to_string())
15 //~^ ERROR higher-ranked lifetime error
17 //~^ ERROR higher-ranked lifetime error