1 files changed, 17 insertions, 0 deletions
diff --git a/tests/ui/tuple/tuple-arity-mismatch.rs b/tests/ui/tuple/tuple-arity-mismatch.rs
new file mode 100644
index 00000000000..f1e525c93e1
--- /dev/null
+++ b/tests/ui/tuple/tuple-arity-mismatch.rs
@@ -0,0 +1,17 @@
+// Issue #6155
+
+fn first((value, _): (isize, f64)) -> isize { value }
+
+fn main() {
+    let y = first ((1,2.0,3));
+    //~^ ERROR mismatched types
+    //~| expected tuple `(isize, f64)`
+    //~| found tuple `(isize, f64, {integer})`
+    //~| expected a tuple with 2 elements, found one with 3 elements
+
+    let y = first ((1,));
+    //~^ ERROR mismatched types
+    //~| expected tuple `(isize, f64)`
+    //~| found tuple `(isize,)`
+    //~| expected a tuple with 2 elements, found one with 1 element
+}