re PR c++/67687 (ICE initializing constexpr member with constexpr constructor)

2017-05-12  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/67687
	* g++.dg/cpp0x/constexpr-ice17.C: New.

From-SVN: r247964

gcc/testsuite/ChangeLog

+2017-05-12  Paolo Carlini  <paolo.carlini@oracle.com>
+
+	PR c++/67687
+	* g++.dg/cpp0x/constexpr-ice17.C: New.
+
 2017-05-12  Richard Biener  <rguenther@suse.de>
 
 	PR tree-optimization/80713

gcc/testsuite/g++.dg/cpp0x/constexpr-ice17.C

+// PR c++/67687
+// { dg-do compile { target c++11 } }
+
+template <unsigned int Coordinate>
+struct dimension{
+    template<typename ... T>
+    constexpr dimension(T...){}
+};
+
+struct accessor_base{
+    template<typename ... T>
+    constexpr accessor_base(T...){}
+};
+
+template <typename ArgType, typename Pair>
+struct accessor_mixed{
+
+private:
+    static constexpr accessor_base s_args_constexpr{dimension<Pair::first>{0} };
+};