rust/src/test/ui/issues/issue-40000.rs

fn main() {
    let bar: fn(&mut u32) = |_| {};

    fn foo(x: Box<Fn(&i32)>) {}
    let bar = Box::new(|x: &i32| {}) as Box<Fn(_)>;
    foo(bar); //~ ERROR E0308
}
store a copy of the Issue32230 info within TypeError The data can't be looked up from the region variable directly, because the region variable might have been destroyed at the end of a snapshot. Fixes #40000. Fixes #40743. 2017-03-26 14:15:47 +03:00			`fn main() {`
first part of issue-40000.rs is now passing 2017-05-08 16:17:26 -05:00			`let bar: fn(&mut u32) = \|_\| {};`
store a copy of the Issue32230 info within TypeError The data can't be looked up from the region variable directly, because the region variable might have been destroyed at the end of a snapshot. Fixes #40000. Fixes #40743. 2017-03-26 14:15:47 +03:00
			`fn foo(x: Box<Fn(&i32)>) {}`
			`let bar = Box::new(\|x: &i32\| {}) as Box<Fn(_)>;`
improve handling for subtype Still not great, but good enough to land this PR. 2018-11-19 10:26:04 -05:00			`foo(bar); //~ ERROR E0308`
store a copy of the Issue32230 info within TypeError The data can't be looked up from the region variable directly, because the region variable might have been destroyed at the end of a snapshot. Fixes #40000. Fixes #40743. 2017-03-26 14:15:47 +03:00			`}`