1 files changed, 43 insertions, 0 deletions
diff --git a/clang/test/CXX/temp/temp.decls/temp.variadic/parameter-matching.cpp b/clang/test/CXX/temp/temp.decls/temp.variadic/parameter-matching.cpp
new file mode 100644
index 0000000..79340c3
--- /dev/null
+++ b/clang/test/CXX/temp/temp.decls/temp.variadic/parameter-matching.cpp
@@ -0,0 +1,43 @@
+// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s
+
+// Check for template type parameter pack (mis-)matches with template
+// type parameters.
+template<typename ...T> struct X0t;
+template<typename ...T> struct X0t;
+
+template<typename ...T> struct X1t; // expected-note{{previous template type parameter pack declared here}}
+template<typename T> struct X1t; // expected-error{{template type parameter conflicts with previous template type parameter pack}}
+
+template<typename T> struct X2t; // expected-note{{previous template type parameter declared here}}
+template<typename ...T> struct X2t; // expected-error{{template type parameter pack conflicts with previous template type parameter}}
+
+template<template<typename ...T> class> struct X0t_intt; 
+template<template<typename ...T> class> struct X0t_intt; 
+
+template<template<typename ...T> class> struct X1t_intt; // expected-note{{previous template type parameter pack declared here}}
+template<template<typename T> class> struct X1t_intt; // expected-error{{template type parameter conflicts with previous template type parameter pack}}
+
+template<template<typename T> class> struct X2t_intt; // expected-note{{previous template type parameter declared here}}
+template<template<typename ...T> class> struct X2t_intt; // expected-error{{template type parameter pack conflicts with previous template type parameter}}
+
+template<int ...Values> struct X1nt; // expected-note{{previous non-type template parameter pack declared here}}
+template<int Values> struct X1nt; // expected-error{{non-type template parameter conflicts with previous non-type template parameter pack}}
+
+template<template<class T> class> class X1tt; // expected-note{{previous template template parameter declared here}}
+template<template<class T> class...> class X1tt; // expected-error{{template template parameter pack conflicts with previous template template parameter}}
+
+// Check for matching with out-of-line definitions
+namespace rdar8859985 {
+  template<typename ...> struct tuple { };
+  template<int ...> struct int_tuple { };
+
+  template<typename T>
+  struct X {
+    template<typename ...Args1, int ...Indices1>
+    X(tuple<Args1...>, int_tuple<Indices1...>);
+  };
+
+  template<typename T>
+  template<typename ...Args1, int ...Indices1>
+  X<T>::X(tuple<Args1...>, int_tuple<Indices1...>) {}
+}