// run-pass #![warn(unused)] // Parser test for #37765 fn with_parens(arg: T) -> String { //~WARN function is never used: `with_parens` return (::to_string(&arg)); //~WARN unnecessary parentheses around `return` value } fn no_parens(arg: T) -> String { //~WARN function is never used: `no_parens` return ::to_string(&arg); } fn main() { }