re PR c++/59937 ([constexpr] bogus diagnostic "used in its own initializer")

2015-01-20  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/59937
	* g++.dg/cpp0x/constexpr-59937-1.C: New.
	* g++.dg/cpp0x/constexpr-59937-2.C: Likewise.

From-SVN: r219894

gcc/testsuite/ChangeLog

+2015-01-20  Paolo Carlini  <paolo.carlini@oracle.com>
+
+	PR c++/59937
+	* g++.dg/cpp0x/constexpr-59937-1.C: New.
+	* g++.dg/cpp0x/constexpr-59937-2.C: Likewise.
+
 2015-01-20  Richard Biener  <rguenther@suse.de>
 
 	PR ipa/64684

gcc/testsuite/g++.dg/cpp0x/constexpr-59937-1.C

+// PR c++/59937
+// { dg-do compile { target c++11 } }
+
+constexpr const char * const &r = "";
+constexpr const char * const &s = r;

gcc/testsuite/g++.dg/cpp0x/constexpr-59937-2.C

+// PR c++/59937
+// { dg-do compile { target c++11 } }
+
+template<typename T> constexpr bool truth(const T&) { return true; }
+
+template<typename T>
+void test()
+{
+  int i[1];
+  constexpr bool untrue = !truth(i);
+  static_assert(!untrue, "");
+}