1 files changed, 20 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/cpp0x/variadic172.C b/gcc/testsuite/g++.dg/cpp0x/variadic172.C
new file mode 100644
index 00000000000..d25d3029a9d
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp0x/variadic172.C
@@ -0,0 +1,20 @@
+// PR c++/84454
+// { dg-do compile { target c++11 } }
+
+template<class F, class... A>
+void
+g(F&&, A&&...)
+{}
+
+template<class... A>
+auto
+h(A&&... a) -> decltype(g(0, g<decltype(a)>(a)...))
+{
+  g(a...);			// { dg-error "no match" }
+}
+
+int
+main()
+{
+  h();
+}