From 1397444e5de3281431d2174564dfd76fe7b7b32f Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Thu, 21 Apr 2016 07:19:03 +0200
Subject: Use hash map/set for targets/prerequisites to resolve key change
 issue

---
 build2/prerequisite.cxx | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

(limited to 'build2/prerequisite.cxx')

diff --git a/build2/prerequisite.cxx b/build2/prerequisite.cxx
index 4adfc92..d2f80cf 100644
--- a/build2/prerequisite.cxx
+++ b/build2/prerequisite.cxx
@@ -59,7 +59,8 @@ namespace build2
           tracer& trace) -> pair<prerequisite&, bool>
   {
     //@@ OPT: would be nice to somehow first check if this prerequisite is
-    //   already in the set before allocating a new instance.
+    //   already in the set before allocating a new instance. Something with
+    //   bounds and insert hints?
 
     // Find or insert.
     //
@@ -68,8 +69,6 @@ namespace build2
 
     // Update extension if the existing prerequisite has it unspecified.
     //
-    // @@ Changing the key!
-    //
     if (p.ext != ext)
     {
       l5 ([&]{
-- 
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