parse.y: escaped closing parenthsis

* parse.y (simple_re_meta): escaped closing parenthsis has different
  meaning.  [Bug #7610] [ruby-core:51088]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38663 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 0 deletions

diff --git a/parse.y b/parse.y
index 1b57719296..f9e832996e 100644
--- a/parse.y
+++ b/parse.y
@@ -5971,6 +5971,7 @@ simple_re_meta(int c)
     switch (c) {
       case '$': case '*': case '+': case '.':
       case '?': case '^': case '|':
+      case ')':
 	return TRUE;
       default:
 	return FALSE;