diff options
Diffstat (limited to 'tests/ui/coercion/issue-14589.rs')
-rw-r--r-- | tests/ui/coercion/issue-14589.rs | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/tests/ui/coercion/issue-14589.rs b/tests/ui/coercion/issue-14589.rs new file mode 100644 index 000000000..d35ee5c73 --- /dev/null +++ b/tests/ui/coercion/issue-14589.rs @@ -0,0 +1,24 @@ +// run-pass +// All 3 expressions should work in that the argument gets +// coerced to a trait object + +// pretty-expanded FIXME #23616 + +fn main() { + send::<Box<dyn Foo>>(Box::new(Output(0))); + Test::<Box<dyn Foo>>::foo(Box::new(Output(0))); + Test::<Box<dyn Foo>>::new().send(Box::new(Output(0))); +} + +fn send<T>(_: T) {} + +struct Test<T> { marker: std::marker::PhantomData<T> } +impl<T> Test<T> { + fn new() -> Test<T> { Test { marker: ::std::marker::PhantomData } } + fn foo(_: T) {} + fn send(&self, _: T) {} +} + +trait Foo { fn dummy(&self) { }} +struct Output(#[allow(unused_tuple_struct_fields)] isize); +impl Foo for Output {} |