diff --git a/libcxxabi/test/catch_in_noexcept.pass.cpp b/libcxxabi/test/catch_in_noexcept.pass.cpp
index 02fecda495de..7e48ed2507a9 100644
--- a/libcxxabi/test/catch_in_noexcept.pass.cpp
+++ b/libcxxabi/test/catch_in_noexcept.pass.cpp
@@ -7,6 +7,8 @@
 //
 //===----------------------------------------------------------------------===//
 
+// UNSUPPORTED: c++98, c++03
+
 #include <exception>
 #include <stdlib.h>
 #include <assert.h>
diff --git a/libcxxabi/test/catch_pointer_nullptr.pass.cpp b/libcxxabi/test/catch_pointer_nullptr.pass.cpp
index b969119b0d88..7caee7b3aa0e 100644
--- a/libcxxabi/test/catch_pointer_nullptr.pass.cpp
+++ b/libcxxabi/test/catch_pointer_nullptr.pass.cpp
@@ -7,17 +7,13 @@
 //
 //===----------------------------------------------------------------------===//
 
+// UNSUPPORTED: c++98, c++03
+
 #include <cassert>
 #include <cstdlib>
 
-#ifndef __has_feature
-#define __has_feature(x) 0
-#endif
-
 struct A {};
 
-#if __has_feature(cxx_nullptr)
-
 void test1()
 {
     try
@@ -62,22 +58,6 @@ void catch_nullptr_test() {
   }
 }
 
-#else
-
-void test1()
-{
-}
-
-void test2()
-{
-}
-
-template <class Catch>
-void catch_nullptr_test()
-{
-}
-
-#endif
 
 int main()
 {
diff --git a/libcxxabi/test/catch_ptr_02.pass.cpp b/libcxxabi/test/catch_ptr_02.pass.cpp
index 34af3c80469b..c3c4400b45d3 100644
--- a/libcxxabi/test/catch_ptr_02.pass.cpp
+++ b/libcxxabi/test/catch_ptr_02.pass.cpp
@@ -9,6 +9,10 @@
 
 #include <cassert>
 
+#if __cplusplus < 201103L
+#define DISABLE_NULLPTR_TESTS
+#endif
+
 struct  A {};
 A a;
 const A ca = A();
@@ -99,6 +103,7 @@ void test5 ()
 
 void test6 ()
 {
+#if !defined(DISABLE_NULLPTR_TESTS)
     try
     {
         throw nullptr;
@@ -111,6 +116,7 @@ void test6 ()
     {
         assert (false);
     }
+#endif
 }
 
 void test7 ()
@@ -152,6 +158,7 @@ void test8 ()
 
 void test9 ()
 {
+#if !defined(DISABLE_NULLPTR_TESTS)
     try
     {
         throw nullptr;
@@ -164,6 +171,7 @@ void test9 ()
     {
         assert (false);
     }
+#endif
 }
 
 void test10 ()
diff --git a/libcxxabi/test/dynamic_cast_stress.pass.cpp b/libcxxabi/test/dynamic_cast_stress.pass.cpp
index 95276b221e4d..133670a3f122 100644
--- a/libcxxabi/test/dynamic_cast_stress.pass.cpp
+++ b/libcxxabi/test/dynamic_cast_stress.pass.cpp
@@ -7,6 +7,8 @@
 //
 //===----------------------------------------------------------------------===//
 
+// UNSUPPORTED: c++98, c++03
+
 #include <cassert>
 #include <tuple>
 #include "support/timer.hpp"