1 files changed, 25 insertions, 0 deletions
diff --git a/src/test/ui/associated-types/normalization-probe-cycle.rs b/src/test/ui/associated-types/normalization-probe-cycle.rs
new file mode 100644
index 000000000..9c1a488e9
--- /dev/null
+++ b/src/test/ui/associated-types/normalization-probe-cycle.rs
@@ -0,0 +1,25 @@
+// Regression test for #77656
+
+// check-pass
+
+trait Value: PartialOrd {}
+
+impl<T: PartialOrd> Value for T {}
+
+trait Distance
+where
+    Self: PartialOrd<<Self as Distance>::Value>,
+    Self: PartialOrd,
+{
+    type Value: Value;
+}
+
+impl<T: Value> Distance for T {
+    type Value = T;
+}
+
+trait Proximity<T = Self> {
+    type Distance: Distance;
+}
+
+fn main() {}