Documented the changes in dev-sorter.

diff --git a/lib/sorter/TODO b/lib/sorter/TODO
index 57f9907804dd8e48bae0995f03abc3820f74e77c..bd399e2a0d6884cac7df928cae615ffc7eb5378e 100644 (file)
--- a/lib/sorter/TODO
+++ b/lib/sorter/TODO
@@ -6,6 +6,7 @@ o  Buffer sizing in shep-export.
 Improvements:
 o  When quicksorting a large input (especially in threaded case), invest more
    time to picking a good pivot.
+o  Overlay presorter I/O with internal sorting.
 
 Users of lib/sorter/array.h which might use radix-sorting:
 indexer/chewer.c