* re.c (unescape_nonascii): make regexp fixed_encoding if \p is used.

  fixed [ruby-core:17279].


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@17882 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 6 insertions, 0 deletions

diff --git a/re.c b/re.c
index 7734132600..899ede647b 100644
--- a/re.c
+++ b/re.c
@@ -2163,6 +2163,12 @@ unescape_nonascii(const char *p, const char *end, rb_encoding *enc,
                     break;
                 }
 
+              case 'p': /* \p{Hiragana} */
+                if (!*encp) {
+                    *encp = enc;
+                }
+                goto escape_asis;
+
               default: /* \n, \\, \d, \9, etc. */
 escape_asis:
                 smallbuf[0] = '\\';