src/test/ui/span/regions-close-over-type-parameter-2.rs

#![feature(box_syntax)]

// Test for what happens when a type parameter `A` is closed over into
// an object. This should yield errors unless `A` (and the object)
// both have suitable bounds.

trait Foo { fn get(&self); }

impl<A> Foo for A {
    fn get(&self) { }
}

fn repeater3<'a,A:'a>(v: A) -> Box<dyn Foo + 'a> {
    box v as Box<dyn Foo+'a>
}

fn main() {
    // Error results because the type of is inferred to be
    // ~Repeat<&'blk isize> where blk is the lifetime of the block below.

    let _ = {
        let tmp0 = 3;
        let tmp1 = &tmp0;
        repeater3(tmp1)
    };
    //~^^^ ERROR `tmp0` does not live long enough
}