[committed] Fix up bb-slp-31.c testcase

[Jakub Jelinek]

Hi!

I've noticed that this testcase doesn't clean up after itself.
Fixed thusly, committed as obvious to trunk.

2013-10-09  Jakub Jelinek  <ja...@redhat.com>

        * gcc.dg/vect/bb-slp-31.c: Add cleanup-tree-dump.

--- gcc/testsuite/gcc.dg/vect/bb-slp-31.c.jj    2013-08-30 14:38:40.000000000 
+0200
+++ gcc/testsuite/gcc.dg/vect/bb-slp-31.c       2013-10-09 15:46:21.832962906 
+0200
@@ -10,3 +10,4 @@ void f(){
 }
 
 /* { dg-final { scan-tree-dump "basic block vectorized" "slp" } } */
+/* { dg-final { cleanup-tree-dump "slp" } } */

        Jakub