Clean up more usages of _LIBCPP_HAS_NO_RVALUE_REFERENCES

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@296854 91177308-0d34-0410-b5e6-96231b3b80d8

test/std/numerics/numarray/template.valarray/valarray.cons/move.pass.cpp

@@ -7,6 +7,8 @@
 //
 //===----------------------------------------------------------------------===//
 
+// UNSUPPORTED: c++98, c++03
+
 // <valarray>
 
 // template<class T> class valarray;
@@ -20,7 +22,6 @@
 
 int main()
 {
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
     {
         typedef int T;
         T a[] = {1, 2, 3, 4, 5};
@@ -58,5 +59,4 @@ int main()
                 assert(v2[i][j] == a[i][j]);
         }
     }
-#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
 }