// run-pass // pretty-expanded FIXME #23616 fn f(_: T,) {} struct Foo(#[allow(dead_code)] T); struct Bar; impl Bar { fn f(_: isize,) {} fn g(self, _: isize,) {} fn h(self,) {} } enum Baz { Qux(#[allow(dead_code)] isize,), } #[allow(unused,)] pub fn main() { f::(0,); let (_, _,) = (1, 1,); let [_, _,] = [1, 1,]; let [_, _, .., _,] = [1, 1, 1, 1,]; let [_, _, _, ..,] = [1, 1, 1, 1,]; let x: Foo = Foo::(1); Bar::f(0,); Bar.g(0,); Bar.h(); let x = Baz::Qux(1,); }