diff options
Diffstat (limited to 'src/test/ui/function-pointer/sized-ret-with-binder.rs')
-rw-r--r-- | src/test/ui/function-pointer/sized-ret-with-binder.rs | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/test/ui/function-pointer/sized-ret-with-binder.rs b/src/test/ui/function-pointer/sized-ret-with-binder.rs new file mode 100644 index 000000000..104ac4d22 --- /dev/null +++ b/src/test/ui/function-pointer/sized-ret-with-binder.rs @@ -0,0 +1,15 @@ +// check-pass + +#![feature(unboxed_closures)] + +fn is_fn<T: for<'a> Fn<(&'a (),)>>() {} +fn is_fn2<T: for<'a, 'b> Fn<(&'a &'b (),)>>() {} + +struct Outlives<'a, 'b>(std::marker::PhantomData<&'a &'b ()>); + +fn main() { + is_fn::<for<'a> fn(&'a ()) -> &'a ()>(); + is_fn::<for<'a> fn(&'a ()) -> &'a dyn std::fmt::Debug>(); + is_fn2::<for<'a, 'b> fn(&'a &'b ()) -> Outlives<'a, 'b>>(); + is_fn2::<for<'a, 'b> fn(&'a &'b ()) -> (&'a (), &'a ())>(); +} |