#![feature(if_let_guard)]

struct Bar {}
struct Foo { a: u32 }

fn main() {
    match 0 {
        _ if let _ = Bar {} => {}
        _ if let _ = Foo { a: 0 } => {}
        _ => {}
    }
}

  _ if let _ = Bar {} => {}
//                 ^ error: expected one of `!`, `.`, `::`, `=>`, `?`, or an operator

  _ if let _ = Foo { a: 0 } => {}
//             ^^^^^^^^^^^^ error: struct literals are not allowed here
//                           help: surround the struct literal with parentheses