diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 47bcfc9f53643a1ff2dfb3a2c1bdf8dd1f9d9087..6f911f10287b5451d6115a3329b4c29e0b125ee3 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2010-08-05  Martin Jambor  <mjambor@suse.cz>
+
+	PR testsuite/42855
+	* gcc.dg/tree-ssa/pr42585.c: Skip dump scan on powerpc and arm.
+
 2010-08-05  Martin Jambor  <mjambor@suse.cz>
 
 	* gcc.dg/ipa/ipcp-ii-1.c: New test.
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr42585.c b/gcc/testsuite/gcc.dg/tree-ssa/pr42585.c
index 8a4edfce068d40d249590dd57eb8a586e8edd1f6..f8c476febf0d21ffb46cce1959bc582a344ee40f 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/pr42585.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/pr42585.c
@@ -32,6 +32,6 @@ Cyc_string_ungetc (int ignore, struct _fat_ptr *sptr)
 }
 
 /* The local aggregates . */
-/* { dg-final { scan-tree-dump-times "struct _fat_ptr _ans" 0 "optimized"} } */
-/* { dg-final { scan-tree-dump-times "struct _fat_ptr _T2" 0 "optimized"} } */
+/* { dg-final { scan-tree-dump-times "struct _fat_ptr _ans" 0 "optimized" { target { { ! powerpc*-*-* } && { ! arm-*-* } } } } } */
+/* { dg-final { scan-tree-dump-times "struct _fat_ptr _T2" 0 "optimized" { target { { ! powerpc*-*-* } && { ! arm-*-* } } } } } */
 /* { dg-final { cleanup-tree-dump "optimized" } } */