From 86a570c792e692d711dc4dc8530ff54b9980c0a4 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Fri, 8 Apr 2022 12:12:53 +0200
Subject: Optimize update_during_match()

---
 libbuild2/target.ixx | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'libbuild2/target.ixx')

diff --git a/libbuild2/target.ixx b/libbuild2/target.ixx
index af75cd1..ecc16c4 100644
--- a/libbuild2/target.ixx
+++ b/libbuild2/target.ixx
@@ -302,7 +302,9 @@ namespace build2
       return make_pair (false, target_state::unknown);
     else
     {
-      // Normally applied but can also be already executed.
+      // Normally applied but can also be already executed. Note that in the
+      // latter case we are guaranteed to be synchronized since we are in the
+      // match phase.
       //
       assert (o == offset_applied || o == offset_executed);
       return make_pair (true, (group_state (a) ? group->state[a] : s).state);
-- 
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