* array.c (rb_ary_delete_if): should return enumerator if no block

  is given.  [ruby-dev:34901]

git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@16715 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

2 files changed, 6 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index d36e188f0..d3fcb1833 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Sat May 31 18:26:33 2008  Yukihiro Matsumoto  <matz@ruby-lang.org>
+
+	* array.c (rb_ary_delete_if): should return enumerator if no block
+	  is given.  [ruby-dev:34901]
+
 Sat May 31 15:58:08 2008  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* Makefile.in, configure.in (warnflags): defaulted to -Wall
diff --git a/array.c b/array.c
index 787c27b98..8622b61df 100644
--- a/array.c
+++ b/array.c
@@ -1907,6 +1907,7 @@ rb_ary_reject(VALUE ary)
 static VALUE
 rb_ary_delete_if(VALUE ary)
 {
+    RETURN_ENUMERATOR(ary, 0, 0);
     rb_ary_reject_bang(ary);
     return ary;
 }