merge revision(s) 60d0421ca861944459f52292d65dbf0ece26e38a,b6534691a16d751d59fc572d5dddebcaeb21f007,409dbc951b9875d27bd73748c88e15386473cffb,842b0008c132dd587f09766a228041afb7fed24f: [Backport #18191]

	Fix the encoding of loaded feature names [Bug #18191]

	The feature names loaded from the default load paths should also
	be in the file system encoding.
	---
	 ruby.c                    | 12 +++++++++++-
	 test/ruby/test_require.rb | 22 ++++++++++++++++++++++
	 2 files changed, 33 insertions(+), 1 deletion(-)

	Copy path strings as interned strings

	---
	 ruby.c | 12 ++++++++++--
	 1 file changed, 10 insertions(+), 2 deletions(-)

	Replace expanded load path only when modified

	---
	 ruby.c | 6 +++++-
	 1 file changed, 5 insertions(+), 1 deletion(-)

	Skip broken strings as the locale encoding

	---
	 internal/string.h |  1 +
	 ruby.c            | 11 +++++++----
	 string.c          |  6 ++++++
	 3 files changed, 14 insertions(+), 4 deletions(-)

1 files changed, 6 insertions, 0 deletions

diff --git a/string.c b/string.c
index e8021ccd8d..7fb45c1f72 100644
--- a/string.c
+++ b/string.c
@@ -711,6 +711,12 @@ enc_coderange_scan(VALUE str, rb_encoding *enc, int encidx)
 }
 
 int
+rb_enc_str_coderange_scan(VALUE str, rb_encoding *enc)
+{
+    return enc_coderange_scan(str, enc, rb_enc_to_index(enc));
+}
+
+int
 rb_enc_str_coderange(VALUE str)
 {
     int cr = ENC_CODERANGE(str);