===================================================================
RCS file: /cvs/mandoc/man_term.c,v
retrieving revision 1.159
retrieving revision 1.161
diff -u -p -r1.159 -r1.161
--- mandoc/man_term.c	2014/12/04 02:05:42	1.159
+++ mandoc/man_term.c	2014/12/23 08:15:53	1.161
@@ -1,4 +1,4 @@
-/*	$Id: man_term.c,v 1.159 2014/12/04 02:05:42 schwarze Exp $ */
+/*	$Id: man_term.c,v 1.161 2014/12/23 08:15:53 schwarze Exp $ */
 /*
  * Copyright (c) 2008-2012 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2010-2014 Ingo Schwarze <schwarze@openbsd.org>
@@ -288,14 +288,16 @@ pre_literal(DECL_ARGS)
 static int
 pre_PD(DECL_ARGS)
 {
+	struct roffsu	 su;
 
 	n = n->child;
-	if (0 == n) {
+	if (n == NULL) {
 		mt->pardist = 1;
 		return(0);
 	}
 	assert(MAN_TEXT == n->type);
-	mt->pardist = atoi(n->string);
+	if (a2roffsu(n->string, &su, SCALE_VS))
+		mt->pardist = term_vspan(p, &su);
 	return(0);
 }
 
@@ -631,11 +633,10 @@ pre_IP(DECL_ARGS)
 
 		p->offset = mt->offset;
 		p->rmargin = mt->offset + len;
-		if (ival < 0)
-			break;
 
 		/* Set the saved left-margin. */
-		mt->lmargin[mt->lmargincur] = (size_t)ival;
+		if (ival >= 0)
+			mt->lmargin[mt->lmargincur] = (size_t)ival;
 
 		savelit = MANT_LITERAL & mt->fl;
 		mt->fl &= ~MANT_LITERAL;