merge revision(s) 8f51da5d41f0642d5a971e4223d1ba14643c6398: [Backport #15946]

	Get rid of undefined behavior

	* string.c (rb_str_sub_bang): str and repl can be same.
	  [Bug #15946]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_5@67770 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/version.h b/version.h
index 62221f0ddf..e08522e1c5 100644
--- a/version.h
+++ b/version.h
@@ -1,6 +1,6 @@
 #define RUBY_VERSION "2.5.6"
 #define RUBY_RELEASE_DATE "2019-08-27"
-#define RUBY_PATCHLEVEL 188
+#define RUBY_PATCHLEVEL 189
 
 #define RUBY_RELEASE_YEAR 2019
 #define RUBY_RELEASE_MONTH 8