[pushed] c++: Add test for DR 2126

[Marek Polacek via Gcc-patches]

Tested x86_64-pc-linux-gnu, applying to trunk.

        DR 2126

gcc/testsuite/ChangeLog:

        * g++.dg/cpp0x/constexpr-temp2.C: New test.
---
 gcc/testsuite/g++.dg/cpp0x/constexpr-temp2.C | 6 ++++++
 1 file changed, 6 insertions(+)
 create mode 100644 gcc/testsuite/g++.dg/cpp0x/constexpr-temp2.C

diff --git a/gcc/testsuite/g++.dg/cpp0x/constexpr-temp2.C 
b/gcc/testsuite/g++.dg/cpp0x/constexpr-temp2.C
new file mode 100644
index 00000000000..28ffd2c86c4
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp0x/constexpr-temp2.C
@@ -0,0 +1,6 @@
+// DR 2126
+// { dg-do compile { target c++11 } }
+
+typedef const int CI[3];
+constexpr CI &ci = CI{11, 22, 33};
+static_assert(ci[1] == 22, "");

base-commit: 8df3ee8f7d85d0708f3c3ca96b55c9230c2ae9f0
-- 
2.31.1