No, really - test the constructor

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@261875 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/std/utilities/memory/unique.ptr/unique.ptr.dltr/unique.ptr.dltr.dflt1/convert_ctor.pass.cpp b/test/std/utilities/memory/unique.ptr/unique.ptr.dltr/unique.ptr.dltr.dflt1/convert_ctor.pass.cpp
index c00e98f..a611b1a 100644
--- a/test/std/utilities/memory/unique.ptr/unique.ptr.dltr/unique.ptr.dltr.dflt1/convert_ctor.pass.cpp
+++ b/test/std/utilities/memory/unique.ptr/unique.ptr.dltr/unique.ptr.dltr.dflt1/convert_ctor.pass.cpp
@@ -23,5 +23,5 @@
 int main()
 {
     std::default_delete<int[]> d1;
-    std::default_delete<const int[]> d2;
+    std::default_delete<const int[]> d2 = d1;
 }