===================================================================
RCS file: /cvs/mandoc/eqn.c,v
retrieving revision 1.76
retrieving revision 1.77
diff -u -p -r1.76 -r1.77
--- mandoc/eqn.c	2017/07/08 14:51:04	1.76
+++ mandoc/eqn.c	2017/07/14 18:18:26	1.77
@@ -1,4 +1,4 @@
-/*	$Id: eqn.c,v 1.76 2017/07/08 14:51:04 schwarze Exp $ */
+/*	$Id: eqn.c,v 1.77 2017/07/14 18:18:26 schwarze Exp $ */
 /*
  * Copyright (c) 2011, 2014 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2014, 2015, 2017 Ingo Schwarze <schwarze@openbsd.org>
@@ -1041,7 +1041,7 @@ next_tok:
 				/* No boundary after last character. */
 				if (*cpn == '\0')
 					break;
-				if (ccln == ccl)
+				if (ccln == ccl && *cp != ',' && *cpn != ',')
 					continue;
 				/* Boundary found, split the text. */
 				if (parent->args == parent->expectargs) {