libcxx initial import

llvm-svn: 103490

3 files changed, 143 insertions, 0 deletions

diff --git a/libcxx/test/utilities/tuple/tuple.tuple/tuple.elem/get_const.fail.cpp b/libcxx/test/utilities/tuple/tuple.tuple/tuple.elem/get_const.fail.cpp
new file mode 100644
index 00000000000..d32fbde53ae
--- /dev/null
+++ b/libcxx/test/utilities/tuple/tuple.tuple/tuple.elem/get_const.fail.cpp
@@ -0,0 +1,39 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <tuple>
+
+// template <class... Types> class tuple;
+
+// template <size_t I, class... Types>
+//   typename tuple_element<I, tuple<Types...> >::type const&
+//   get(const tuple<Types...>& t);
+
+#include <tuple>
+#include <string>
+#include <cassert>
+
+int main()
+{
+    {
+        typedef std::tuple<double&, std::string, int> T;
+        double d = 1.5;
+        const T t(d, "high", 5);
+        assert(std::get<0>(t) == 1.5);
+        assert(std::get<1>(t) == "high");
+        assert(std::get<2>(t) == 5);
+        std::get<0>(t) = 2.5;
+        assert(std::get<0>(t) == 2.5);
+        assert(std::get<1>(t) == "high");
+        assert(std::get<2>(t) == 5);
+        assert(d == 2.5);
+
+        std::get<1>(t) = "four";
+    }
+}
diff --git a/libcxx/test/utilities/tuple/tuple.tuple/tuple.elem/get_const.pass.cpp b/libcxx/test/utilities/tuple/tuple.tuple/tuple.elem/get_const.pass.cpp
new file mode 100644
index 00000000000..2746f820893
--- /dev/null
+++ b/libcxx/test/utilities/tuple/tuple.tuple/tuple.elem/get_const.pass.cpp
@@ -0,0 +1,48 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <tuple>
+
+// template <class... Types> class tuple;
+
+// template <size_t I, class... Types>
+//   typename tuple_element<I, tuple<Types...> >::type const&
+//   get(const tuple<Types...>& t);
+
+#include <tuple>
+#include <string>
+#include <cassert>
+
+int main()
+{
+    {
+        typedef std::tuple<int> T;
+        const T t(3);
+        assert(std::get<0>(t) == 3);
+    }
+    {
+        typedef std::tuple<std::string, int> T;
+        const T t("high", 5);
+        assert(std::get<0>(t) == "high");
+        assert(std::get<1>(t) == 5);
+    }
+    {
+        typedef std::tuple<double&, std::string, int> T;
+        double d = 1.5;
+        const T t(d, "high", 5);
+        assert(std::get<0>(t) == 1.5);
+        assert(std::get<1>(t) == "high");
+        assert(std::get<2>(t) == 5);
+        std::get<0>(t) = 2.5;
+        assert(std::get<0>(t) == 2.5);
+        assert(std::get<1>(t) == "high");
+        assert(std::get<2>(t) == 5);
+        assert(d == 2.5);
+    }
+}
diff --git a/libcxx/test/utilities/tuple/tuple.tuple/tuple.elem/get_non_const.pass.cpp b/libcxx/test/utilities/tuple/tuple.tuple/tuple.elem/get_non_const.pass.cpp
new file mode 100644
index 00000000000..dc9d1ee70c0
--- /dev/null
+++ b/libcxx/test/utilities/tuple/tuple.tuple/tuple.elem/get_non_const.pass.cpp
@@ -0,0 +1,56 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <tuple>
+
+// template <class... Types> class tuple;
+
+// template <size_t I, class... Types>
+//   typename tuple_element<I, tuple<Types...> >::type&
+//   get(tuple<Types...>& t);
+
+#include <tuple>
+#include <string>
+#include <cassert>
+
+int main()
+{
+    {
+        typedef std::tuple<int> T;
+        T t(3);
+        assert(std::get<0>(t) == 3);
+        std::get<0>(t) = 2;
+        assert(std::get<0>(t) == 2);
+    }
+    {
+        typedef std::tuple<std::string, int> T;
+        T t("high", 5);
+        assert(std::get<0>(t) == "high");
+        assert(std::get<1>(t) == 5);
+        std::get<0>(t) = "four";
+        std::get<1>(t) = 4;
+        assert(std::get<0>(t) == "four");
+        assert(std::get<1>(t) == 4);
+    }
+    {
+        typedef std::tuple<double&, std::string, int> T;
+        double d = 1.5;
+        T t(d, "high", 5);
+        assert(std::get<0>(t) == 1.5);
+        assert(std::get<1>(t) == "high");
+        assert(std::get<2>(t) == 5);
+        std::get<0>(t) = 2.5;
+        std::get<1>(t) = "four";
+        std::get<2>(t) = 4;
+        assert(std::get<0>(t) == 2.5);
+        assert(std::get<1>(t) == "four");
+        assert(std::get<2>(t) == 4);
+        assert(d == 2.5);
+    }
+}