src/test/ui/entry-point/imported_main_const_fn_item_type_forbidden.rs


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#![feature(imported_main)]
#![feature(type_alias_impl_trait)]
#![allow(incomplete_features)]
pub mod foo {
    type MainFn = impl Fn();

    fn bar() {}
    pub const BAR: MainFn = bar;
}

use foo::BAR as main; //~ ERROR `main` function not found in crate