rust/tests/ui/coercion/closure-in-array.rs

7 lines
187 B
Rust

// Weakened closure sig inference by #140283.
fn foo<F: FnOnce(&str) -> usize, const N: usize>(x: [F; N]) {}
fn main() {
foo([|s| s.len()])
//~^ ERROR: type annotations needed
}