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trait X { fn foo(&self) {} }
fn p1<T>(v: T) -> Box<dyn X + 'static>
where T : X
{
Box::new(v) //~ ERROR parameter type `T` may not live long enough
}
fn p2<T>(v: Box<T>) -> Box<dyn X + 'static>
where Box<T> : X
{
Box::new(v) //~ ERROR parameter type `T` may not live long enough
}
fn p3<'a,T>(v: T) -> Box<dyn X + 'a>
where T : X
{
Box::new(v) //~ ERROR parameter type `T` may not live long enough
}
fn p4<'a,T>(v: Box<T>) -> Box<dyn X + 'a>
where Box<T> : X
{
Box::new(v) //~ ERROR parameter type `T` may not live long enough
}
fn main() {}
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