From cf2dff2b1e3fa55fa5415d524200070d0d7aacfe Mon Sep 17 00:00:00 2001 From: Albert Larsan <74931857+albertlarsan68@users.noreply.github.com> Date: Thu, 5 Jan 2023 09:13:28 +0100 Subject: Move /src/test to /tests --- .../object-lifetime-default-dyn-binding-static.rs | 28 ++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 tests/ui/object-lifetime/object-lifetime-default-dyn-binding-static.rs (limited to 'tests/ui/object-lifetime/object-lifetime-default-dyn-binding-static.rs') diff --git a/tests/ui/object-lifetime/object-lifetime-default-dyn-binding-static.rs b/tests/ui/object-lifetime/object-lifetime-default-dyn-binding-static.rs new file mode 100644 index 00000000000..339f3356bd7 --- /dev/null +++ b/tests/ui/object-lifetime/object-lifetime-default-dyn-binding-static.rs @@ -0,0 +1,28 @@ +// Test that `dyn Bar` uses `'static` as the default object +// lifetime bound for the type `XX`. +// +// check-pass + +trait Foo { + type Item: ?Sized; + + fn item(&self) -> Box { panic!() } +} + +trait Bar { } + +impl Foo for T { + type Item = dyn Bar; +} + +fn is_static(_: T) where T: 'static { } + +// Here, we default to `dyn Bar + 'static`, and not `&'x dyn Foo`. +fn bar(x: &str) -> &dyn Foo { &() } + +fn main() { + let s = format!("foo"); + let r = bar(&s); + is_static(r.item()); +} -- cgit 1.4.1-3-g733a5