libcxx initial import

llvm-svn: 103490

1 files changed, 41 insertions, 0 deletions

diff --git a/libcxx/test/numerics/numarray/template.valarray/valarray.members/resize.pass.cpp b/libcxx/test/numerics/numarray/template.valarray/valarray.members/resize.pass.cpp
new file mode 100644
index 00000000000..e97463efa4c
--- /dev/null
+++ b/libcxx/test/numerics/numarray/template.valarray/valarray.members/resize.pass.cpp
@@ -0,0 +1,41 @@
+//===----------------------------------------------------------------------===//
+//
+// 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;
+
+// void resize(size_t n, value_type x = value_type());
+
+#include <valarray>
+#include <cassert>
+
+int main()
+{
+    {
+        typedef int T;
+        T a1[] = {1, 2, 3, 4, 5};
+        const unsigned N1 = sizeof(a1)/sizeof(a1[0]);
+        std::valarray<T> v1(a1, N1);
+        v1.resize(8);
+        assert(v1.size() == 8);
+        for (int i = 0; i < v1.size(); ++i)
+            assert(v1[i] == 0);
+        v1.resize(0);
+        assert(v1.size() == 0);
+        v1.resize(80);
+        assert(v1.size() == 80);
+        for (int i = 0; i < v1.size(); ++i)
+            assert(v1[i] == 0);
+        v1.resize(40);
+        assert(v1.size() == 40);
+        for (int i = 0; i < v1.size(); ++i)
+            assert(v1[i] == 0);
+    }
+}