1 files changed, 34 insertions, 0 deletions
diff --git a/test/CXX/dcl.decl/dcl.decomp/p2.cpp b/test/CXX/dcl.decl/dcl.decomp/p2.cpp
new file mode 100644
index 000000000000..211719a7e9c6
--- /dev/null
+++ b/test/CXX/dcl.decl/dcl.decomp/p2.cpp
@@ -0,0 +1,34 @@
+// RUN: %clang_cc1 -std=c++1z -verify %s -Wpedantic
+
+struct X {
+  X(int);
+  X(const X&) = delete;
+};
+
+int array() {
+  static int arr[3] = {};
+  auto [a, b, c] = arr;
+  static_assert(&a != &arr[0]);
+
+  using I3 = int[3];
+  auto [a2, b2, c2] = I3{1, 2, 3};
+
+  using X3 = X[3];
+  auto [a3, b3, c3] = X3{1, 2, 3};
+
+  auto &[d, e] = arr; // expected-error {{type 'int [3]' decomposes into 3 elements, but only 2 names were provided}}
+  auto &[f, g, h, i] = arr; // expected-error {{type 'int [3]' decomposes into 3 elements, but 4 names were provided}}
+
+  auto &[r0, r1, r2] = arr;
+  const auto &[cr0, cr1, cr2] = arr;
+
+  static_assert(&arr[0] == &r0);
+  static_assert(&arr[0] == &cr0);
+
+  using T = int;
+  using T = decltype(r0);
+  using U = const int;
+  using U = decltype(cr0);
+
+  return r1 + cr2;
+}