merge revision(s) 99d8c4832a7133ca52578d015e3ddcfd94820f4a: [Backport #18160]

	Preserve the encoding of the argument in IndexError [Bug #18160]

	---
	 re.c                     | 20 ++++++++++----------
	 test/ruby/test_regexp.rb |  7 ++++++-
	 2 files changed, 16 insertions(+), 11 deletions(-)

1 files changed, 1 insertions, 1 deletions

diff --git a/version.h b/version.h
index 81ae97bb31..6551fe8f7a 100644
--- a/version.h
+++ b/version.h
@@ -2,7 +2,7 @@
 # define RUBY_VERSION_MINOR RUBY_API_VERSION_MINOR
 #define RUBY_VERSION_TEENY 5
 #define RUBY_RELEASE_DATE RUBY_RELEASE_YEAR_STR"-"RUBY_RELEASE_MONTH_STR"-"RUBY_RELEASE_DAY_STR
-#define RUBY_PATCHLEVEL 197
+#define RUBY_PATCHLEVEL 198
 
 #define RUBY_RELEASE_YEAR 2021
 #define RUBY_RELEASE_MONTH 11