1 files changed, 20 insertions, 0 deletions
diff --git a/src/test/ui/generic-associated-types/issue-88360.rs b/src/test/ui/generic-associated-types/issue-88360.rs
new file mode 100644
index 000000000..8ee98201a
--- /dev/null
+++ b/src/test/ui/generic-associated-types/issue-88360.rs
@@ -0,0 +1,20 @@
+#![feature(generic_associated_types)]
+
+trait GatTrait {
+    type Gat<'a> where Self: 'a;
+
+    fn test(&self) -> Self::Gat<'_>;
+}
+
+trait SuperTrait<T>
+where
+    Self: 'static,
+    for<'a> Self: GatTrait<Gat<'a> = &'a T>,
+{
+    fn copy(&self) -> Self::Gat<'_> where T: Copy {
+        *self.test()
+        //~^ mismatched types
+    }
+}
+
+fn main() {}