1 files changed, 36 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/cpp0x/variadic-rref.C b/gcc/testsuite/g++.dg/cpp0x/variadic-rref.C
new file mode 100644
index 000000000..08221b460
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp0x/variadic-rref.C
@@ -0,0 +1,36 @@
+// { dg-options "-std=c++0x" }
+// PR c++/33939
+template<typename T>
+struct refs_only;
+
+template<typename T>
+struct refs_only<T &>
+{};
+
+template<typename T>
+refs_only<T> foo( T && t)
+{
+    return refs_only<T>();
+}
+
+template<typename... T>
+struct va_refs_only;
+
+template<typename T>
+struct va_refs_only<T>
+  : refs_only<T>
+{};
+
+template<typename... T>
+va_refs_only<T...> bar( T &&... t)
+{
+    return va_refs_only<T...>();
+}
+
+int main()
+{
+    int j = 0;
+    foo(j);
+    bar(j); // error: invalid use of incomplete type 'struct refs_only<int>'
+}
+