Implement generalized object and type parameter bounds (Fixes #16462)

1 files changed, 8 insertions, 1 deletions

diff --git a/src/libcollections/priority_queue.rs b/src/libcollections/priority_queue.rs
index 674fa129943..905078ccc3c 100644
--- a/src/libcollections/priority_queue.rs
+++ b/src/libcollections/priority_queue.rs
@@ -515,11 +515,18 @@ impl<T: Ord> PriorityQueue<T> {
     }
 }
 
-/// `PriorityQueue` iterator.
+/// Note: stage0-specific version that lacks bound on A.
+#[cfg(stage0)]
 pub struct Items <'a, T> {
     iter: slice::Items<'a, T>,
 }
 
+/// `PriorityQueue` iterator.
+#[cfg(not(stage0))]
+pub struct Items <'a, T:'a> {
+    iter: slice::Items<'a, T>,
+}
+
 impl<'a, T> Iterator<&'a T> for Items<'a, T> {
     #[inline]
     fn next(&mut self) -> Option<(&'a T)> { self.iter.next() }