From: Jason Merrill <jason@gcc.gnu.org>
Date: Tue, 10 Jan 2017 22:33:09 +0000 (-0500)
Subject: re PR c++/77598 (constexpr compilation failure on reference type casting)
X-Git-Tag: upstream/12.2.0~42033
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=8cef58751ad6ddd0d84545cb509395c7b5216445;p=platform%2Fupstream%2Fgcc.git

re PR c++/77598 (constexpr compilation failure on reference type casting)

	PR c++/77598

	* g++.dg/cpp0x/constexpr-ref11.C: New.

From-SVN: r244296
---

diff --git a/gcc/testsuite/g++.dg/cpp0x/constexpr-ref11.C b/gcc/testsuite/g++.dg/cpp0x/constexpr-ref11.C
new file mode 100644
index 0000000..78ea77e
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp0x/constexpr-ref11.C
@@ -0,0 +1,26 @@
+// PR c++/77598
+// { dg-do compile { target c++11 } }
+
+template <typename T>
+struct A { static constexpr T a = T (); };
+template <typename T>
+constexpr T A<T>::a;
+struct B
+{
+  int b;
+  constexpr int foo () const { return b; }
+  constexpr B (const int &x) : b(x) {};
+};
+struct C : public B
+{
+  constexpr C () : B(50) {};
+};
+struct D : public C
+{
+};
+struct E
+{
+  static constexpr const auto &e = A<D>::a;
+};
+constexpr const B &f = E::e;
+constexpr const int g = f.foo ();