From 03c02a746ceef003366d3fb928499c327e8da69a Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Mon, 6 Feb 2017 10:44:49 +0200
Subject: Introduce target::task_count

---
 build2/operation.cxx | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'build2/operation.cxx')

diff --git a/build2/operation.cxx b/build2/operation.cxx
index 5815834..19f1ff7 100644
--- a/build2/operation.cxx
+++ b/build2/operation.cxx
@@ -173,6 +173,8 @@ namespace build2
     // Re-examine postponed targets. This is the only reliable way to
     // find out whether the target has changed.
     //
+    // Note: must be serial.
+    //
     for (target& t: psp)
     {
       switch (execute (a, t))
-- 
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