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Diffstat (limited to '')
-rw-r--r-- | src/test/ui/issues/issue-18906.rs | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/src/test/ui/issues/issue-18906.rs b/src/test/ui/issues/issue-18906.rs new file mode 100644 index 000000000..976a9f49b --- /dev/null +++ b/src/test/ui/issues/issue-18906.rs @@ -0,0 +1,30 @@ +// check-pass +#![allow(dead_code)] +// pretty-expanded FIXME #23616 + +pub trait Borrow<Borrowed: ?Sized> { + fn borrow(&self) -> &Borrowed; +} + +impl<T: Sized> Borrow<T> for T { + fn borrow(&self) -> &T { self } +} + +trait Foo { + fn foo(&self, other: &Self); +} + +fn bar<K, Q>(k: &K, q: &Q) where K: Borrow<Q>, Q: Foo { + q.foo(k.borrow()) +} + +struct MyTree<K>(K); + +impl<K> MyTree<K> { + // This caused a failure in #18906 + fn bar<Q>(k: &K, q: &Q) where K: Borrow<Q>, Q: Foo { + q.foo(k.borrow()) + } +} + +fn main() {} |