mark check_abort() and post_abort() as __dead;

[mandoc.git] / eqn_html.c

diff --git a/eqn_html.c b/eqn_html.c
index f569ec2ad54bd2cf92d1286c16bf382632fa8327..1fe41ecbfac542916544c0d3b3d36978b1b27d30 100644 (file)
--- a/eqn_html.c
+++ b/eqn_html.c
@@ -1,4 +1,4 @@
-/*     $Id: eqn_html.c,v 1.16 2017/07/08 14:51:04 schwarze Exp $ */
+/*     $Id: eqn_html.c,v 1.18 2018/12/13 05:23:38 schwarze Exp $ */
 /*
  * Copyright (c) 2011, 2014 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2017 Ingo Schwarze <schwarze@openbsd.org>
@@ -26,6 +26,7 @@
 #include <string.h>
 
 #include "mandoc.h"
+#include "eqn.h"
 #include "out.h"
 #include "html.h"
 
@@ -231,6 +232,9 @@ print_eqn(struct html *p, const struct eqn_box *bp)
 {
        struct tag      *t;
 
+       if (bp->first == NULL)
+               return;
+
        t = print_otag(p, TAG_MATH, "c", "eqn");
 
        p->flags |= HTML_NONOSPACE;