rust/tests/ui/issues/issue-20575.rs

//@ run-pass
// Test that overloaded calls work with zero arity closures

//@ pretty-expanded FIXME #23616

fn main() {
    let functions: [Box<dyn Fn() -> Option<()>>; 1] = [Box::new(|| None)];

    let _: Option<Vec<()>> = functions.iter().map(|f| (*f)()).collect();
}
Add `// run-pass` annotations to all the tests under `ui/run-pass/`. (I may have accidentally added it to some auxilliary crates as well; my emacs-macro-based methodology was pretty crude.) 2018-08-30 12:18:55 +00:00			`//@ run-pass`
add test for issue #20575 closes #20575 2015-01-12 23:40:19 +00:00			`// Test that overloaded calls work with zero arity closures`

rustdoc: Replace no-pretty-expanded with pretty-expanded Now that features must be declared expanded source often does not compile. This adds 'pretty-expanded' to a bunch of test cases that still work. 2015-03-22 20:13:15 +00:00			`//@ pretty-expanded FIXME #23616`

add test for issue #20575 closes #20575 2015-01-12 23:40:19 +00:00			`fn main() {`
Update run-pass test suite to use dyn 2019-05-28 18:47:21 +00:00			`let functions: [Box<dyn Fn() -> Option<()>>; 1] = [Box::new(\|\| None)];`
add test for issue #20575 closes #20575 2015-01-12 23:40:19 +00:00
			`let _: Option<Vec<()>> = functions.iter().map(\|f\| (*f)()).collect();`
			`}`