diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index d2ff7b93fe89..7d1b5321cb34 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2012-06-28  Kai Tietz  <ktietz@redhat.com>
+
+	* g++.dg/cpp0x/constexpr-52672.C (ul_ptr): Use SIZE_TYPE instead of
+	hard-coded 'unsigned long'.
+
 2012-06-28  Jakub Jelinek  <jakub@redhat.com>
 
 	PR tree-optimization/51581
diff --git a/gcc/testsuite/g++.dg/cpp0x/constexpr-52672.C b/gcc/testsuite/g++.dg/cpp0x/constexpr-52672.C
index 9f878780c7ce..d05ad43d6861 100644
--- a/gcc/testsuite/g++.dg/cpp0x/constexpr-52672.C
+++ b/gcc/testsuite/g++.dg/cpp0x/constexpr-52672.C
@@ -2,7 +2,7 @@
 // { dg-do compile }
 // { dg-options "-std=c++11" }
 
-typedef unsigned long * ul_ptr;
+__extension__ typedef __SIZE_TYPE__ * ul_ptr;
 constexpr unsigned long a = *((ul_ptr)0x0); // { dg-error "" }
 constexpr unsigned long b = *((ul_ptr)(*((ul_ptr)0x0))); // { dg-error "" }
 constexpr unsigned long c = *((ul_ptr)*((ul_ptr)(*((ul_ptr)0x0)))); // { dg-error "" }