tests/ui/binop/binary-op-on-fn-ptr-eq.rs

//@ run-pass
// Tests equality between supertype and subtype of a function
// See the issue #91636

#![allow(unpredictable_function_pointer_comparisons)]

fn foo(_a: &str) {}

fn main() {
    let x = foo as fn(&'static str);
    let _ = x == foo;
}