Initial checkin of GCC 4.9.0 from trunk (r208799).

Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba

1 files changed, 40 insertions, 0 deletions

diff --git a/gcc-4.9/gcc/testsuite/g++.dg/cpp0x/nullptr30.C b/gcc-4.9/gcc/testsuite/g++.dg/cpp0x/nullptr30.C
new file mode 100644
index 000000000..3673999d8
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/g++.dg/cpp0x/nullptr30.C
@@ -0,0 +1,40 @@
+// PR c++/58176
+// { dg-do compile { target c++11 } }
+
+// Nil
+struct nil_ { constexpr nil_ () {} };
+constexpr nil_ nil;
+
+// Cons
+template <class H, class T = nil_>
+struct cons_ {
+    using head_ = H;
+    using tail_ = T;
+
+    H head;
+    T tail;
+
+    constexpr cons_() {}
+    constexpr cons_(H const &h, T const &t) : head(h), tail(t) {}
+};
+template <class H, class T = nil_>
+constexpr cons_<H, T> cons (H const &h, T const &t = nil) { return
+cons_<H,T>(h,t); }
+
+// List
+template <class... T> struct list_s;
+template <class H, class... T>
+struct list_s<H, T...> {
+    using type = cons_<H, typename list_s<T...>::type>;
+};
+template <>
+struct list_s<> {
+    using type = nil_;
+};
+template <class... T>
+using list_ = typename list_s<T...>::type;
+constexpr nil_ list () { return nil; }
+template <class H, class... T>
+constexpr list_<H, T...> list (H h, T... t) { return cons(h, list(t...)); }
+
+constexpr auto l1 = list("monkey", 123.4, cons(1, 2), nullptr);