From 1bc5aee63eb72b341f506ad058502cd0361f0d10 Mon Sep 17 00:00:00 2001
From: Ben Cheng <bccheng@google.com>
Date: Tue, 25 Mar 2014 22:37:19 -0700
Subject: Initial checkin of GCC 4.9.0 from trunk (r208799).

Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
---
 gcc-4.9/gcc/testsuite/g++.dg/cpp0x/collapse.C | 38 +++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)
 create mode 100644 gcc-4.9/gcc/testsuite/g++.dg/cpp0x/collapse.C

(limited to 'gcc-4.9/gcc/testsuite/g++.dg/cpp0x/collapse.C')

diff --git a/gcc-4.9/gcc/testsuite/g++.dg/cpp0x/collapse.C b/gcc-4.9/gcc/testsuite/g++.dg/cpp0x/collapse.C
new file mode 100644
index 000000000..b537bb583
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/g++.dg/cpp0x/collapse.C
@@ -0,0 +1,38 @@
+// { dg-do compile { target c++11 } }
+template<typename T, typename U> struct same_type;
+template<typename T> struct same_type<T, T> {};
+
+typedef int & lref;
+typedef int const & clref;
+typedef int && rref;
+typedef int const && crref;
+
+template<typename T>
+struct S
+{
+  typedef T & lref;
+  typedef T const & clref;
+  typedef T && rref;
+  typedef T const && crref;
+};
+
+void f()
+{
+  same_type<lref &, int &>();
+  same_type<lref &&, int &>();
+  same_type<rref &, int &>();
+  same_type<rref &&, int &&>();
+
+  same_type<rref const &, int &>();
+  same_type<crref volatile &&, int const &&>();
+  same_type<clref const &&, int const &>();
+
+  same_type<S<int &>::lref &, int &>();
+  same_type<S<int &&>::lref &&, int &>();
+  same_type<S<int &>::rref &, int &>();
+  same_type<S<int &&>::rref &&, int &&>();
+
+  same_type<S<int const &>::rref, int const &>();
+  same_type<S<int volatile &&>::crref, int volatile &&>();
+  same_type<S<int const &&>::clref, int const &>();
+}
-- 
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