1 files changed, 58 insertions, 0 deletions

diff --git a/libcxx/test/numerics/numarray/template.valarray/valarray.assign/indirect_array_assign.pass.cpp b/libcxx/test/numerics/numarray/template.valarray/valarray.assign/indirect_array_assign.pass.cpp
new file mode 100644
index 00000000000..99e97d225b6
--- /dev/null
+++ b/libcxx/test/numerics/numarray/template.valarray/valarray.assign/indirect_array_assign.pass.cpp
@@ -0,0 +1,58 @@
+//===----------------------------------------------------------------------===//
+//
+// 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=(const indirect_array<value_type>& ia);
+
+#include <valarray>
+#include <cassert>
+
+int main()
+{
+    int a[] = { 0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11,
+               12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23,
+               24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35,
+               36, 37, 38, 39, 40};
+    const std::size_t N1 = sizeof(a)/sizeof(a[0]);
+    std::size_t s[] = { 3,  4,  5,  7,  8,  9, 11, 12, 13, 15, 16, 17,
+                       22, 23, 24, 26, 27, 28, 30, 31, 32, 34, 35, 36};
+    const std::size_t S = sizeof(s)/sizeof(s[0]);
+    std::valarray<int> v1(a, N1);
+    std::valarray<std::size_t> ia(s, S);
+    std::valarray<int> v(24);
+    v = v1[ia];
+    assert(v.size() == 24);
+    assert(v[ 0] ==  3);
+    assert(v[ 1] ==  4);
+    assert(v[ 2] ==  5);
+    assert(v[ 3] ==  7);
+    assert(v[ 4] ==  8);
+    assert(v[ 5] ==  9);
+    assert(v[ 6] == 11);
+    assert(v[ 7] == 12);
+    assert(v[ 8] == 13);
+    assert(v[ 9] == 15);
+    assert(v[10] == 16);
+    assert(v[11] == 17);
+    assert(v[12] == 22);
+    assert(v[13] == 23);
+    assert(v[14] == 24);
+    assert(v[15] == 26);
+    assert(v[16] == 27);
+    assert(v[17] == 28);
+    assert(v[18] == 30);
+    assert(v[19] == 31);
+    assert(v[20] == 32);
+    assert(v[21] == 34);
+    assert(v[22] == 35);
+    assert(v[23] == 36);
+}