re PR c++/48999 (FAIL: g++.dg/torture/20090706-1.C due to an ICE on *-*-darwin*)

	PR c++/48999
	* tree-inline.c (copy_statement_list): Put back recursion.

From-SVN: r173793

gcc/ChangeLog

+2011-05-16  Jason Merrill  <jason@redhat.com>
+
+	PR c++/48999
+	* tree-inline.c (copy_statement_list): Put back recursion.
+
 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
 
 	PR target/27663

gcc/tree-inline.c

@@ -662,6 +662,11 @@ copy_statement_list (tree *tp)
   for (; !tsi_end_p (oi); tsi_next (&oi))
     {
       tree stmt = tsi_stmt (oi);
+      if (TREE_CODE (stmt) == STATEMENT_LIST)
+	/* This copy is not redundant; tsi_link_after will smash this
+	   STATEMENT_LIST into the end of the one we're building, and we
+	   don't want to do that with the original.  */
+	copy_statement_list (&stmt);
       tsi_link_after (&ni, stmt, TSI_CONTINUE_LINKING);
     }
 }