//@ compile-flags: -Zparse-only struct Baz where U: Eq(U); //This is parsed as the new Fn* style parenthesis syntax. struct Baz where U: Eq(U) -> R; // Notice this parses as well. struct Baz(U) where U: Eq; // This rightfully signals no error as well. struct Foo where T: Copy, (T); //~ ERROR where clauses are not allowed before tuple struct bodies fn main() {}