1 files changed, 28 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/g++.dg/cpp0x/constexpr-delegating2.C b/gcc-4.9/gcc/testsuite/g++.dg/cpp0x/constexpr-delegating2.C
new file mode 100644
index 0000000..3543942
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/g++.dg/cpp0x/constexpr-delegating2.C
@@ -0,0 +1,28 @@
+// PR c++/51723
+// { dg-do compile { target c++11 } }
+
+template <int... V>
+struct A
+{
+  static constexpr int a[sizeof...(V)] = { V... };
+};
+
+template <int... V> constexpr int A<V...>::a[];
+
+struct B
+{
+  const int* const b;
+
+  template <unsigned int N>
+  constexpr B(const int(&b)[N])
+  : b(b)
+  { }
+
+  template <int... V>
+  constexpr B(A<V...>)
+  : B(A<V...>::a)
+  { }
+};
+
+constexpr B b1 = A<10, 20, 30>::a;
+constexpr B b2 = A<10, 20, 30>();