# HG changeset patch
# User John W. Eaton <jwe@octave.org>
# Date 1368523459 14400
# Node ID 8291109ac3fd68c079bcf582f57b8764db5da150
# Parent  cbb1bb7a5c3d11fda580f46c49d1340a0fb077ff
require that dynamic field names have only one row

* pt-idx.cc (tree_index_expression::get_struct_index):
Require field name to have one row.

diff -r cbb1bb7a5c3d -r 8291109ac3fd libinterp/parse-tree/pt-idx.cc
--- a/libinterp/parse-tree/pt-idx.cc	Tue May 14 05:23:53 2013 -0400
+++ b/libinterp/parse-tree/pt-idx.cc	Tue May 14 05:24:19 2013 -0400
@@ -217,7 +217,7 @@
 
           if (! error_state)
             {
-              if (t.is_string ())
+              if (t.is_string () && t.rows () == 1)
                 fn = t.string_value ();
               else
                 error ("dynamic structure field names must be character strings");