1 files changed, 24 insertions, 0 deletions
diff --git a/src/test/ui/dropck/issue-29844.rs b/src/test/ui/dropck/issue-29844.rs
new file mode 100644
index 000000000..e08942da5
--- /dev/null
+++ b/src/test/ui/dropck/issue-29844.rs
@@ -0,0 +1,24 @@
+// run-pass
+use std::sync::Arc;
+
+pub struct DescriptorSet<'a> {
+    pub slots: Vec<AttachInfo<'a, Resources>>
+}
+
+pub trait ResourcesTrait<'r>: Sized {
+    type DescriptorSet: 'r;
+}
+
+pub struct Resources;
+
+impl<'a> ResourcesTrait<'a> for Resources {
+    type DescriptorSet = DescriptorSet<'a>;
+}
+
+pub enum AttachInfo<'a, R: ResourcesTrait<'a>> {
+    NextDescriptorSet(Arc<R::DescriptorSet>)
+}
+
+fn main() {
+    let _x = DescriptorSet {slots: Vec::new()};
+}