fix tagged union with only 1 field tripping assertion

closes #1495

now the tag type of an enum with only 1 item is comptime_int.

1 files changed, 4 insertions, 0 deletions

diff --git a/doc/langref.html.in b/doc/langref.html.in
index b13427da90..6f12f0339f 100644
--- a/doc/langref.html.in
+++ b/doc/langref.html.in
@@ -5483,6 +5483,10 @@ test "main" {
       <p>
       Converts an enumeration value into its integer tag type.
       </p>
+      <p>
+      If the enum has only 1 possible value, the resut is a <code class="zig">comptime_int</code>
+      known at {#link|comptime#}.
+      </p>
       {#see_also|@intToEnum#}
       {#header_close#}