1 files changed, 11 insertions, 0 deletions
diff --git a/src/test/ui/for-loop-while/for-loop-unconstrained-element-type-i32-fallback.rs b/src/test/ui/for-loop-while/for-loop-unconstrained-element-type-i32-fallback.rs
new file mode 100644
index 000000000..a1e9b1ed8
--- /dev/null
+++ b/src/test/ui/for-loop-while/for-loop-unconstrained-element-type-i32-fallback.rs
@@ -0,0 +1,11 @@
+// run-pass
+// Test that the type of `sum` falls back to `i32` here,
+// and that the for loop desugaring doesn't interfere with
+// that.
+
+fn main() {
+    let mut sum = 0;
+    for i in Vec::new() {
+        sum += &i;
+    }
+}