Update a deque test with more assertions. NFC

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@356266 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/std/containers/sequences/array/indexing.pass.cpp b/test/std/containers/sequences/array/indexing.pass.cpp
index 7bc3360..0df672d 100644
--- a/test/std/containers/sequences/array/indexing.pass.cpp
+++ b/test/std/containers/sequences/array/indexing.pass.cpp
@@ -64,11 +64,11 @@
         typedef double T;
         typedef std::array<T, 0> C;
         C c = {};
-        LIBCPP_ASSERT_NOEXCEPT(c[0]);
-        ASSERT_SAME_TYPE(C::reference, decltype(c[0]));
         C const& cc = c;
-        static_assert((std::is_same<decltype(c[0]), T &>::value), "");
-        static_assert((std::is_same<decltype(cc[0]), const T &>::value), "");
+        LIBCPP_ASSERT_NOEXCEPT(c[0]);
+        LIBCPP_ASSERT_NOEXCEPT(cc[0]);
+        ASSERT_SAME_TYPE(C::reference, decltype(c[0]));
+        ASSERT_SAME_TYPE(C::const_reference, decltype(cc[0]));
         if (c.size() > (0)) { // always false
           C::reference r1 = c[0];
           C::const_reference r2 = cc[0];
@@ -80,11 +80,11 @@
         typedef double T;
         typedef std::array<const T, 0> C;
         C c = {{}};
-        LIBCPP_ASSERT_NOEXCEPT(c[0]);
-        ASSERT_SAME_TYPE(C::reference, decltype(c[0]));
         C const& cc = c;
-        static_assert((std::is_same<decltype(c[0]), const T &>::value), "");
-        static_assert((std::is_same<decltype(cc[0]), const T &>::value), "");
+        LIBCPP_ASSERT_NOEXCEPT(c[0]);
+        LIBCPP_ASSERT_NOEXCEPT(cc[0]);
+        ASSERT_SAME_TYPE(C::reference, decltype(c[0]));
+        ASSERT_SAME_TYPE(C::const_reference, decltype(cc[0]));
         if (c.size() > (0)) { // always false
           C::reference r1 = c[0];
           C::const_reference r2 = cc[0];