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-rw-r--r--tests/ui/unboxed-closures/unboxed-closure-sugar-wrong-trait.rs9
1 files changed, 9 insertions, 0 deletions
diff --git a/tests/ui/unboxed-closures/unboxed-closure-sugar-wrong-trait.rs b/tests/ui/unboxed-closures/unboxed-closure-sugar-wrong-trait.rs
new file mode 100644
index 000000000..4bcf90552
--- /dev/null
+++ b/tests/ui/unboxed-closures/unboxed-closure-sugar-wrong-trait.rs
@@ -0,0 +1,9 @@
+#![feature(unboxed_closures)]
+
+trait Trait {}
+
+fn f<F:Trait(isize) -> isize>(x: F) {}
+//~^ ERROR this trait takes 0 generic arguments but 1 generic argument
+//~| ERROR associated type `Output` not found for `Trait`
+
+fn main() {}