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fn foo(():(), ():()) {}
fn bar(():()) {}
struct S;
impl S {
fn baz(self, (): ()) { }
fn generic<T>(self, _: T) { }
}
fn main() {
let _: Result<(), String> = Ok(); //~ ERROR this enum variant takes
foo(); //~ ERROR function takes
foo(()); //~ ERROR function takes
bar(); //~ ERROR function takes
S.baz(); //~ ERROR this method takes
S.generic::<()>(); //~ ERROR this method takes
}
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