# HG changeset patch
# User Michael Goffioul <michael.goffioul@gmail.com>
# Date 1376876999 14400
# Node ID f052d7ccb7dc99c35cc423b0c3fd322a8aa46662
# Parent  8201f78a006458c4c063c1d4b1b40eda55724f0c
Allow empty TeX list {}

* libinterp/corefcn/oct-tex-parser.yy (scoped_element_list): Allow
empty list, as {}.

diff --git a/libinterp/corefcn/oct-tex-parser.yy b/libinterp/corefcn/oct-tex-parser.yy
--- a/libinterp/corefcn/oct-tex-parser.yy
+++ b/libinterp/corefcn/oct-tex-parser.yy
@@ -182,6 +182,8 @@
 
 scoped_string_element_list	: START string_element_list END
 				  { $$ = $2; }
+				| START END
+				  { $$ = new text_element_list (); }
 				;
 
 string				: /* empty */