===================================================================
RCS file: /cvs/mandoc/mdoc_validate.c,v
retrieving revision 1.259
retrieving revision 1.263
diff -u -p -r1.259 -r1.263
--- mandoc/mdoc_validate.c	2014/11/28 01:05:43	1.259
+++ mandoc/mdoc_validate.c	2014/11/30 05:29:00	1.263
@@ -1,4 +1,4 @@
-/*	$Id: mdoc_validate.c,v 1.259 2014/11/28 01:05:43 schwarze Exp $ */
+/*	$Id: mdoc_validate.c,v 1.263 2014/11/30 05:29:00 schwarze Exp $ */
 /*
  * Copyright (c) 2008-2012 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2010-2014 Ingo Schwarze <schwarze@openbsd.org>
@@ -210,7 +210,7 @@ static	const struct valids mdoc_valids[MDOC_MAX] = {
 	{ NULL, NULL },				/* Nx */
 	{ NULL, NULL },				/* Ox */
 	{ NULL, NULL },				/* Pc */
-	{ NULL, ewarn_eq1 },			/* Pf */
+	{ NULL, NULL },				/* Pf */
 	{ NULL, NULL },				/* Po */
 	{ NULL, NULL },				/* Pq */
 	{ NULL, NULL },				/* Qc */
@@ -942,10 +942,7 @@ post_lb(POST_ARGS)
 	char			*libname;
 
 	check_count(mdoc, MDOC_ELEM, CHECK_WARN, CHECK_EQ, 1);
-
 	n = mdoc->last->child;
-
-	assert(n);
 	assert(MDOC_TEXT == n->type);
 
 	if (NULL == (stdlibname = mdoc_a2lib(n->string)))
@@ -2283,29 +2280,12 @@ post_dt(POST_ARGS)
 		mdoc->meta.msec = mandoc_strdup(nn->string);
 	}
 
-	if (NULL == (nn = nn->next))
-		goto out;
+	/* Handle an optional architecture */
 
-	/* Handles: `.Dt TITLE SEC VOL'
-	 * title = TITLE,
-	 * volume = VOL is vol ? format(VOL) :
-	 *	    VOL is arch ? format(arch) :
-	 *	    VOL
-	 */
-
-	cp = mdoc_a2vol(nn->string);
-	if (cp) {
-		free(mdoc->meta.vol);
-		mdoc->meta.vol = mandoc_strdup(cp);
-	} else {
-		cp = mdoc_a2arch(nn->string);
-		if (NULL == cp) {
-			mandoc_vmsg(MANDOCERR_ARCH_BAD, mdoc->parse,
-			    nn->line, nn->pos, "Dt ... %s", nn->string);
-			free(mdoc->meta.vol);
-			mdoc->meta.vol = mandoc_strdup(nn->string);
-		} else
-			mdoc->meta.arch = mandoc_strdup(cp);
+	if ((nn = nn->next) != NULL) {
+		for (p = nn->string; *p; p++)
+			*p = tolower((unsigned char)*p);
+		mdoc->meta.arch = mandoc_strdup(nn->string);
 	}
 
 	/* Ignore any subsequent parameters... */