From 29cafa66ad3878dbb9f82615f19fa0bded2e443c Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Sun, 12 Jun 2011 15:46:16 +0000
Subject: Vendor import of clang trunk r132879:
 http://llvm.org/svn/llvm-project/cfe/trunk@132879

---
 test/SemaTemplate/instantiate-function-1.cpp | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

(limited to 'test/SemaTemplate/instantiate-function-1.cpp')

diff --git a/test/SemaTemplate/instantiate-function-1.cpp b/test/SemaTemplate/instantiate-function-1.cpp
index 688d0095267ad..5406fbcd1baf7 100644
--- a/test/SemaTemplate/instantiate-function-1.cpp
+++ b/test/SemaTemplate/instantiate-function-1.cpp
@@ -225,3 +225,25 @@ namespace PR7016 {
   template<typename T> void f() { T x = x; }
   template void f<int>();
 }
+
+namespace PR9880 {
+  struct lua_State;
+  struct no_tag { char a; };			// (A)
+  struct yes_tag { long a; long b; };	// (A)
+
+  template <typename T>
+  struct HasIndexMetamethod {
+    template <typename U>
+    static no_tag check(...);
+    template <typename U>
+    static yes_tag check(char[sizeof(&U::luaIndex)]);
+    enum { value = sizeof(check<T>(0)) == sizeof(yes_tag) };
+  };
+  
+  class SomeClass {
+  public:
+    int luaIndex(lua_State* L);
+  };
+  
+  int i = HasIndexMetamethod<SomeClass>::value;
+}
-- 
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