diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 95157981e25..08c775219b3 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,9 @@
+2011-03-29  Peter Bergner <bergner@vnet.ibm.com>
+	    Dominique d'Humieres  <dominiq@lps.ens.fr>	
+
+	* gcc.dg/stack-usage-1.c (SIZE): Provide proper values for __ppc64__
+	and __APPLE__ && __PPC__ && __ALTIVEC__.
+
 2011-03-29  Jason Merrill  <jason@redhat.com>
 
 	* g++.dg/cpp0x/dependent1.C: New.
diff --git a/gcc/testsuite/gcc.dg/stack-usage-1.c b/gcc/testsuite/gcc.dg/stack-usage-1.c
index f4c4c114b02..321fec74d3a 100644
--- a/gcc/testsuite/gcc.dg/stack-usage-1.c
+++ b/gcc/testsuite/gcc.dg/stack-usage-1.c
@@ -30,12 +30,17 @@
 #  else
 #    define SIZE 248
 #  endif
-#elif defined (__powerpc64__) || defined (__PPC64__)
+#elif defined (__powerpc64__) || defined (__ppc64__) || defined (__POWERPC64__) \
+      || defined (__PPC64__)
 #  define SIZE 180
 #elif defined (__powerpc__) || defined (__PPC__) || defined (__ppc__) \
       || defined (__POWERPC__) || defined (PPC) || defined (_IBMR2)
 #  if defined (__ALTIVEC__)
-#    define SIZE 220
+#    if defined (__APPLE__)
+#      define SIZE 204
+#    else
+#      define SIZE 220
+#    endif
 #  else
 #    define SIZE 240
 #  endif