From 380558922b661499f4eb43b0463b5a73e5fe87b7 Mon Sep 17 00:00:00 2001
From: Joshua Haberman <jhaberman@gmail.com>
Date: Sat, 15 Dec 2018 16:17:48 -0800
Subject: test_encoder passes!  Other tests still need to be fixed.

---
 upbc/message_layout.cc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'upbc/message_layout.cc')

diff --git a/upbc/message_layout.cc b/upbc/message_layout.cc
index 5956424..f0a6872 100644
--- a/upbc/message_layout.cc
+++ b/upbc/message_layout.cc
@@ -130,7 +130,9 @@ void MessageLayout::PlaceNonOneofFields(
   int hasbit_count = 0;
   for (auto field : field_order) {
     if (HasHasbit(field)) {
-      hasbit_indexes_[field] = hasbit_count++;
+      // We don't use hasbit 0, so that 0 can indicate "no presence" in the
+      // table. This wastes one hasbit, but we don't worry about it for now.
+      hasbit_indexes_[field] = ++hasbit_count;
     }
   }
 
-- 
cgit v1.2.3