loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit code.

	* loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit    
	code.

From-SVN: r126141

gcc/ChangeLog

+2006-06-30  Jan Hubicka  <jh@suse.cz>
+
+	* loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit    
+	code.
+
 2006-06-30  Thomas Neumann  <tneumann@users.sourceforge.net>
 
 	* ipa.c (cgraph_postorder): Cast according to the coding conventions.

gcc/loop-unroll.c

@@ -1025,6 +1025,7 @@ unroll_loop_runtime_iterations (struct loop *loop)
 
   init_code = get_insns ();
   end_sequence ();
+  unshare_all_rtl_in_chain (init_code);
 
   /* Precondition the loop.  */
   split_edge_and_insert (loop_preheader_edge (loop), init_code);