| //@ run-pass | |
| // Regression test for issue #39292. The object vtable was being | |
| // incorrectly left with a null pointer. | |
| trait Foo<T> { | |
| fn print<'a>(&'a self) where T: 'a { println!("foo"); } | |
| } | |
| impl<'a> Foo<&'a ()> for () { } | |
| trait Bar: for<'a> Foo<&'a ()> { } | |
| impl Bar for () {} | |
| fn main() { | |
| (&() as &dyn Bar).print(); // Segfault | |
| } |