1 files changed, 19 insertions, 0 deletions
diff --git a/tests/ui/traits/const-traits/imply-always-const.rs b/tests/ui/traits/const-traits/imply-always-const.rs
new file mode 100644
index 00000000000..f6cab0681ec
--- /dev/null
+++ b/tests/ui/traits/const-traits/imply-always-const.rs
@@ -0,0 +1,19 @@
+//@ check-pass
+
+#![feature(const_trait_impl)]
+
+#[const_trait]
+trait A where Self::Assoc: const B {
+    type Assoc;
+}
+
+#[const_trait]
+trait B {}
+
+fn needs_b<T: const B>() {}
+
+fn test<T: A>() {
+    needs_b::<T::Assoc>();
+}
+
+fn main() {}