string.c: proper exception

* string.c (rb_str_split_m): raise ArgumentError at broken string
  not RegexpError, as Regexp is not involved in.
  [ruby-core:68229] [Bug #10886]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49695 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 2 insertions, 2 deletions

diff --git a/string.c b/string.c
index c70af0dab2..8b135a9636 100644
--- a/string.c
+++ b/string.c
@@ -6387,10 +6387,11 @@ rb_str_split_m(int argc, VALUE *argv, VALUE str)
     }
     else {
       fs_set:
-	spat = get_pat_quoted(spat, 1);
+	spat = get_pat_quoted(spat, 0);
 	if (BUILTIN_TYPE(spat) == T_STRING) {
 	    rb_encoding *enc2 = STR_ENC_GET(spat);
 
+	    mustnot_broken(spat);
 	    split_type = string;
 	    if (RSTRING_LEN(spat) == 0) {
 		/* Special case - split into chars */
@@ -6485,7 +6486,6 @@ rb_str_split_m(int argc, VALUE *argv, VALUE str)
 	long slen = RSTRING_LEN(spat);
 
 	mustnot_broken(str);
-	mustnot_broken(spat);
 	enc = rb_enc_check(str, spat);
 	while (ptr < eptr &&
 	       (end = rb_memsearch(sptr, slen, ptr, eptr - ptr, enc)) >= 0) {