add a NEWS entry about [Feature #15602]

2019-10-21 16:48:37 +09:00 · 2019-10-21 16:48:37 +09:00 · 8b8b9c1a1f
commit 8b8b9c1a1f
parent 431132f037
1 changed files with 3 additions and 0 deletions
--- a/3
+++ b/3
@ -511,6 +511,9 @@ File::
  * File.realpath now uses realpath(3) on many platforms, which can
    significantly improve performance.

+Hash::
+  * Change data structure of small Hash objects. [Feature #15602]
+
 Monitor::
  * Monitor class is written in C-extension. [Feature #16255]