1 files changed, 22 insertions, 0 deletions
diff --git a/src/test/ui/generator/type-mismatch-error.rs b/src/test/ui/generator/type-mismatch-error.rs
new file mode 100644
index 000000000..d39c788a8
--- /dev/null
+++ b/src/test/ui/generator/type-mismatch-error.rs
@@ -0,0 +1,22 @@
+//! Test that we get the expected type mismatch error instead of "closure is expected to take 0
+//! arguments" (which got introduced after implementing resume arguments).
+
+#![feature(generators, generator_trait)]
+
+use std::ops::Generator;
+
+fn f<G: Generator>(_: G, _: G::Return) {}
+
+fn main() {
+    f(
+        |a: u8| {
+            if false {
+                yield ();
+            } else {
+                a
+                //~^ error: `if` and `else` have incompatible types
+            }
+        },
+        0u8,
+    );
+}