1 files changed, 7 insertions, 0 deletions
diff --git a/src/test/ui/shadowed/shadowing-in-the-same-pattern.rs b/src/test/ui/shadowed/shadowing-in-the-same-pattern.rs
new file mode 100644
index 000000000..f5872f9fb
--- /dev/null
+++ b/src/test/ui/shadowed/shadowing-in-the-same-pattern.rs
@@ -0,0 +1,7 @@
+// Test for issue #14581.
+
+fn f((a, a): (isize, isize)) {} //~ ERROR identifier `a` is bound more than once
+
+fn main() {
+    let (a, a) = (1, 1);    //~ ERROR identifier `a` is bound more than once
+}