* array.c (rb_ary_uniq_bang): do not push frozen string from hash

  table.  [ruby-dev:24695]

* array.c (rb_ary_and): ditto.

* array.c (rb_ary_or): ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@7190 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 3 insertions, 0 deletions

diff --git a/lib/irb/ruby-lex.rb b/lib/irb/ruby-lex.rb
index 5a1ede7e3f..e25af30546 100644
--- a/lib/irb/ruby-lex.rb
+++ b/lib/irb/ruby-lex.rb
@@ -55,6 +55,9 @@ class RubyLex
     @skip_space = false
     @readed_auto_clean_up = false
     @exception_on_syntax_error = true
+    @prompt = nil
+    @here_header = nil
+    @lex_state = nil
   end
 
   attr_accessor :skip_space