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fn main() {
let x = |a: u8, b: (usize, u32), c: fn() -> char| -> String { "I love beans.".to_string() };
//~^ NOTE: the found closure
let x: fn(i32) = x;
//~^ ERROR: mismatched types [E0308]
//~| NOTE: incorrect number of function parameters
//~| NOTE: expected due to this
//~| NOTE: expected fn pointer `fn(i32)`
//~| NOTE: closure has signature: `fn(u8, (usize, u32), fn() -> char) -> String`
}
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