diff --git a/libcxx/test/std/containers/views/span.cons/deduct.pass.cpp b/libcxx/test/std/containers/views/span.cons/deduct.pass.cpp
--- a/libcxx/test/std/containers/views/span.cons/deduct.pass.cpp
+++ b/libcxx/test/std/containers/views/span.cons/deduct.pass.cpp
@@ -85,7 +85,7 @@
     }
 }
 
-#ifndef _LIBCPP_HAS_NO_INCOMPLETE_RANGES
+#ifndef TEST_HAS_NO_INCOMPLETE_RANGES
 void test_range_std_container() {
     {
     std::string str{"ABCDE"};
@@ -103,7 +103,7 @@
     assert(s.data() == str.data());
     }
 }
-#endif // _LIBCPP_HAS_NO_INCOMPLETE_RANGES
+#endif // TEST_HAS_NO_INCOMPLETE_RANGES
 
 int main(int, char**)
 {
@@ -111,9 +111,9 @@
   test_c_array();
   test_std_array();
 
-#ifndef _LIBCPP_HAS_NO_INCOMPLETE_RANGES
+#ifndef TEST_HAS_NO_INCOMPLETE_RANGES
   test_range_std_container();
-#endif // _LIBCPP_HAS_NO_INCOMPLETE_RANGES
+#endif // TEST_HAS_NO_INCOMPLETE_RANGES
 
   return 0;
 }
diff --git a/libcxx/test/support/test_macros.h b/libcxx/test/support/test_macros.h
--- a/libcxx/test/support/test_macros.h
+++ b/libcxx/test/support/test_macros.h
@@ -394,6 +394,10 @@
 #  define TEST_HAS_NO_FGETPOS_FSETPOS
 #endif
 
+#if defined(_LIBCPP_HAS_NO_INCOMPLETE_RANGES)
+#  define TEST_HAS_NO_INCOMPLETE_RANGES
+#endif
+
 #if defined(__GNUC__)
 #pragma GCC diagnostic pop
 #endif