More verbose assert on type mismatch

diff --git a/src/lib/server/cond_tokenize.c b/src/lib/server/cond_tokenize.c
index 8e4448b063754d1ed4fb0079d0b04b1cf883db86..c648b1a812c9f05e8fbda27deab7e9fbfd062131 100644 (file)
--- a/src/lib/server/cond_tokenize.c
+++ b/src/lib/server/cond_tokenize.c
@@ -226,7 +226,10 @@ static int cond_cast_tmpl(tmpl_t *vpt, fr_type_t *p_type, tmpl_t *other)
         *      Which means we no longer need the cast.
         */
        fr_assert(tmpl_is_data(vpt));
-       fr_assert(fr_type_is_null(vpt->cast) || (vpt->cast == tmpl_value_type(vpt)));
+       fr_assert_msg(fr_type_is_null(vpt->cast) || (vpt->cast == tmpl_value_type(vpt)),
+                     "Cast mismatch, target was %s, but output was %s",
+                     fr_table_str_by_value(fr_value_box_type_table, vpt->cast, "<INVALID>"),
+                     fr_table_str_by_value(fr_value_box_type_table, tmpl_value_type(vpt), "<INVALID>"));
        (void) tmpl_cast_set(vpt, FR_TYPE_NULL);
        return 0;
 }