Speed up adding children to the various Node lists (depends, ignore, sources, implicit).

[scons.git] / src / CHANGES.txt

diff --git a/src/CHANGES.txt b/src/CHANGES.txt
index a0666890b4702523fe8da89480d6d8a19f4eb524..3283760b74d2dc90d4c91701c4cc7096589fe39a 100644 (file)
--- a/src/CHANGES.txt
+++ b/src/CHANGES.txt
@@ -28,6 +28,12 @@ RELEASE 0.XX - XXX
 
   - Add an "sconsign" script to print the contents of .sconsign files.
 
+  - Speed up maintaining the various lists of Node children by using
+    dictionaries to avoid "x in list" searches.
+
+  - Cache the computed list of Node children minus those being Ignored
+    so it's only calculated once.
+
   From Gary Oberbrunner:
 
   - Report the target being built in error messages when building