1 files changed, 38 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/cpp0x/variadic9.C b/gcc/testsuite/g++.dg/cpp0x/variadic9.C
new file mode 100644
index 000000000..c5db6af6a
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp0x/variadic9.C
@@ -0,0 +1,38 @@
+// { dg-options "-std=gnu++0x" }
+template<typename T1, typename T2>
+struct pair {};
+
+template<typename... Args>
+struct tuple {
+  static const int value = 0;
+};
+
+template<>
+struct tuple<pair<int, float> > {
+  static const int value = 1;
+};
+
+template<typename U>
+struct tuple<pair<int, U> > {
+  static const int value = 2;
+};
+
+template<typename T, typename U>
+struct tuple<pair<T, U>, pair<T, U> > {
+  static const int value = 3;
+};
+
+
+template<typename... Outer>
+struct X {
+  template<typename... Inner>
+  struct Y
+  {
+    typedef tuple<pair<Outer, Inner>...> type;
+  };
+};
+
+int a0[X<int, double>::Y<short, char>::type::value == 0? 1 : -1];
+int a1[X<int>::Y<float>::type::value == 1? 1 : -1];
+int a2[X<int>::Y<double>::type::value == 2? 1 : -1];
+int a3[X<int, int>::Y<double, double>::type::value == 3? 1 : -1];