From 0dd22bc4d6b03d4448ca42ab08a5b8e3669bbdf8 Mon Sep 17 00:00:00 2001
From: Douglas Gregor <dgregor@apple.com>
Date: Wed, 25 Jan 2012 16:15:54 +0000
Subject: When we're substituting into a function parameter pack and expect to
 get a function parameter pack (but don't due to weird substitutions),
 complain. Fixes the last bit of PR11848.

llvm-svn: 148960
---
 clang/test/SemaTemplate/alias-templates.cpp | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

(limited to 'clang/test/SemaTemplate/alias-templates.cpp')

diff --git a/clang/test/SemaTemplate/alias-templates.cpp b/clang/test/SemaTemplate/alias-templates.cpp
index c0f9e21b353..75615ee2951 100644
--- a/clang/test/SemaTemplate/alias-templates.cpp
+++ b/clang/test/SemaTemplate/alias-templates.cpp
@@ -85,7 +85,7 @@ namespace PR11848 {
   template<typename T>
   struct Hidden1 {
     template<typename ...Ts>
-    Hidden1(typename T::template U<Ts> ...ts);
+    Hidden1(typename T::template U<Ts> ...ts); // expected-error{{type 'typename Hide::U<Ts>' (aka 'int') of function parameter pack does not contain any unexpanded parameter packs}}
   };
 
   template<typename T, typename ...Ts>
@@ -97,7 +97,6 @@ namespace PR11848 {
     template<typename T> using U = int;
   };
 
-  // FIXME: This case crashes clang at the moment.
-  //Hidden1<Hide> h1;
+  Hidden1<Hide> h1;  // expected-note{{in instantiation of template class 'PR11848::Hidden1<PR11848::Hide>' requested here}}
   Hidden2<Hide, double, char> h2(1, 2);
 }
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