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authornormal <normal@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2017-03-16 23:17:14 +0000
committernormal <normal@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2017-03-16 23:17:14 +0000
commitadce0ea944a9876107808fea5a5972089ae6d18b (patch)
treeb506349d0290162024eb2959c58a0367f7fbf0e9 /NEWS
parentec03990554be0329e4f4959a0b15a8d39e92aa5c (diff)
NEWS: document shorter opt_str_freeze usage
Users do not read commit messages, but maybe they read NEWS. r57828 ("compile.c: apply opt_str_freeze to String#-@ (uminus)") git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57994 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'NEWS')
-rw-r--r--NEWS2
1 files changed, 2 insertions, 0 deletions
diff --git a/NEWS b/NEWS
index 576071c18f..4adff4d68f 100644
--- a/NEWS
+++ b/NEWS
@@ -36,6 +36,8 @@ with all sufficient information, see the ChangeLog file or Redmine
* String#-@ deduplicates unfrozen strings. Already-frozen
strings remain unchanged for compatibility. [Feature #13077]
+ * -"literal" (String#-@) optimized to return the same object
+ (same as "literal".freeze in Ruby 2.1+)
=== Stdlib updates (outstanding ones only)