1 files changed, 26 insertions, 0 deletions
diff --git a/src/test/ui/coherence/re-rebalance-coherence-default-generic-associated-type.rs b/src/test/ui/coherence/re-rebalance-coherence-default-generic-associated-type.rs
new file mode 100644
index 000000000..d18e3f453
--- /dev/null
+++ b/src/test/ui/coherence/re-rebalance-coherence-default-generic-associated-type.rs
@@ -0,0 +1,26 @@
+// run-pass
+// aux-build:re_rebalance_coherence_lib-rpass.rs
+
+#![allow(dead_code)]
+// check that a generic type with a default value from an associated type can be used without
+// specifying the value, and without invoking coherence errors.
+
+extern crate re_rebalance_coherence_lib_rpass as lib;
+use lib::*;
+
+struct MyString {}
+
+impl LibToOwned for MyString {
+    type Owned = String;
+}
+
+impl PartialEq<MyString> for LibCow<MyString> {
+    fn eq(&self, _other: &MyString) -> bool {
+        // Test that the default type is used.
+        let _s: &String = &self.o;
+
+        false
+    }
+}
+
+fn main() {}