[Bug target/57896] [4.8 Regression] ICE in expand_expr_real_2

[ubizjak at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57896

--- Comment #21 from Uroš Bizjak <ubizjak at gmail dot com> ---
--cut here--
Index: config/i386/i386.c
===================================================================
--- config/i386/i386.c  (revision 207935)
+++ config/i386/i386.c  (working copy)
@@ -40666,9 +40666,9 @@ ix86_vectorize_vec_perm_const_ok (enum machine_mod
   if (!d.one_operand_p)
     d.op1 = gen_raw_REG (d.vmode, LAST_VIRTUAL_REGISTER + 3);

-  start_sequence ();
+  init_dummy_function_start ();
   ret = ix86_expand_vec_perm_const_1 (&d);
-  end_sequence ();
+  expand_dummy_function_end ();

   return ret;
 }
--cut here--

Jakub, what do you think about this patch?