libcxx initial import

llvm-svn: 103490

1 files changed, 63 insertions, 0 deletions

diff --git a/libcxx/test/numerics/numarray/template.valarray/valarray.assign/move_assign.pass.cpp b/libcxx/test/numerics/numarray/template.valarray/valarray.assign/move_assign.pass.cpp
new file mode 100644
index 00000000000..fa7e6b6bddb
--- /dev/null
+++ b/libcxx/test/numerics/numarray/template.valarray/valarray.assign/move_assign.pass.cpp
@@ -0,0 +1,63 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <valarray>
+
+// template<class T> class valarray;
+
+// valarray& operator=(valarray&& v);
+
+#include <valarray>
+#include <cassert>
+
+int main()
+{
+#ifdef _LIBCPP_MOVE
+    {
+        typedef int T;
+        T a[] = {1, 2, 3, 4, 5};
+        const unsigned N = sizeof(a)/sizeof(a[0]);
+        std::valarray<T> v(a, N);
+        std::valarray<T> v2;
+        v2 = std::move(v);
+        assert(v2.size() == N);
+        assert(v.size() == 0);
+        for (int i = 0; i < v2.size(); ++i)
+            assert(v2[i] == a[i]);
+    }
+    {
+        typedef double T;
+        T a[] = {1, 2.5, 3, 4.25, 5};
+        const unsigned N = sizeof(a)/sizeof(a[0]);
+        std::valarray<T> v(a, N);
+        std::valarray<T> v2;
+        v2 = std::move(v);
+        assert(v2.size() == N);
+        assert(v.size() == 0);
+        for (int i = 0; i < v2.size(); ++i)
+            assert(v2[i] == a[i]);
+    }
+    {
+        typedef std::valarray<double> T;
+        T a[] = {T(1), T(2), T(3), T(4), T(5)};
+        const unsigned N = sizeof(a)/sizeof(a[0]);
+        std::valarray<T> v(a, N);
+        std::valarray<T> v2(a, N-2);
+        v2 = std::move(v);
+        assert(v2.size() == N);
+        assert(v.size() == 0);
+        for (int i = 0; i < N; ++i)
+        {
+            assert(v2[i].size() == a[i].size());
+            for (int j = 0; j < a[i].size(); ++j)
+                assert(v2[i][j] == a[i][j]);
+        }
+    }
+#endif
+}