1 files changed, 27 insertions, 0 deletions
diff --git a/src/test/ui/traits/issue-22110.rs b/src/test/ui/traits/issue-22110.rs
new file mode 100644
index 000000000..bdbfee799
--- /dev/null
+++ b/src/test/ui/traits/issue-22110.rs
@@ -0,0 +1,27 @@
+// run-pass
+// Test an issue where we reported ambiguity between the where-clause
+// and the blanket impl. The only important thing is that compilation
+// succeeds here. Issue #22110.
+
+// pretty-expanded FIXME #23616
+
+#![allow(dead_code)]
+
+trait Foo<A> {
+    fn foo(&self, a: A);
+}
+
+impl<A,F:Fn(A)> Foo<A> for F {
+    fn foo(&self, _: A) { }
+}
+
+fn baz<A,F:for<'a> Foo<(&'a A,)>>(_: F) { }
+
+fn components<T,A>(t: fn(&A))
+    where fn(&A) : for<'a> Foo<(&'a A,)>,
+{
+    baz(t)
+}
+
+fn main() {
+}