===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/mandoc/tbl_layout.c,v
retrieving revision 1.8
retrieving revision 1.9
diff -u -r1.8 -r1.9
--- src/usr.bin/mandoc/tbl_layout.c	2011/04/24 16:22:02	1.8
+++ src/usr.bin/mandoc/tbl_layout.c	2011/05/29 21:22:18	1.9
@@ -1,4 +1,4 @@
-/*	$Id: tbl_layout.c,v 1.8 2011/04/24 16:22:02 schwarze Exp $ */
+/*	$Id: tbl_layout.c,v 1.9 2011/05/29 21:22:18 schwarze Exp $ */
 /*
  * Copyright (c) 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
  *
@@ -68,6 +68,23 @@
 	char		 buf[5];
 	int		 i;
 
+	/* Not all types accept modifiers. */
+
+	switch (cp->pos) {
+	case (TBL_CELL_DOWN):
+		/* FALLTHROUGH */
+	case (TBL_CELL_HORIZ):
+		/* FALLTHROUGH */
+	case (TBL_CELL_DHORIZ):
+		/* FALLTHROUGH */
+	case (TBL_CELL_VERT):
+		/* FALLTHROUGH */
+	case (TBL_CELL_DVERT):
+		return(1);
+	default:
+		break;
+	}
+
 mod:
 	/* 
 	 * XXX: since, at least for now, modifiers are non-conflicting
@@ -423,19 +440,19 @@
 }
 
 static void
-head_adjust(const struct tbl_cell *cell, struct tbl_head *head)
+head_adjust(const struct tbl_cell *cellp, struct tbl_head *head)
 {
-	if (TBL_CELL_VERT != cell->pos &&
-			TBL_CELL_DVERT != cell->pos) {
+	if (TBL_CELL_VERT != cellp->pos &&
+			TBL_CELL_DVERT != cellp->pos) {
 		head->pos = TBL_HEAD_DATA;
 		return;
 	}
 
-	if (TBL_CELL_VERT == cell->pos)
+	if (TBL_CELL_VERT == cellp->pos)
 		if (TBL_HEAD_DVERT != head->pos)
 			head->pos = TBL_HEAD_VERT;
 
-	if (TBL_CELL_DVERT == cell->pos)
+	if (TBL_CELL_DVERT == cellp->pos)
 		head->pos = TBL_HEAD_DVERT;
 }