From: Theophile Ranquet <ranquet@lrde.epita.fr>
Date: Fri, 4 Jan 2013 17:52:21 +0000 (+0100)
Subject: glr.cc: fatal if using api.token.ctor without variants
X-Git-Tag: v2.7.90~187
X-Git-Url: https://git.saurik.com/bison.git/commitdiff_plain/0707d0c7fabeb319933aaea1bb7aa5d68101ac47

glr.cc: fatal if using api.token.ctor without variants

* data/glr.cc: Here.
---

diff --git a/data/glr.cc b/data/glr.cc
index 8b9bf02f..5f5a96f4 100644
--- a/data/glr.cc
+++ b/data/glr.cc
@@ -43,6 +43,12 @@
 #   user must initialize the first positions (in particular the
 #   filename member).
 
+b4_token_ctor_if([b4_variant_if([],
+  [b4_fatal_at(b4_percent_define_get_loc(api.token.constructor),
+               [cannot use '%s' without '%s'],
+               [%define api.token.constructor],
+               [%define api.value.type variant]))])])
+
 # We require a pure interface.
 m4_define([b4_pure_flag],      [1])