* enumerator.c (enumerator_next): should call next_init() if fiber

is dead already. [ruby-dev:32459]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@14374 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Fri Dec 21 08:07:35 2007  Yukihiro Matsumoto  <matz@ruby-lang.org>
+
+	* enumerator.c (enumerator_next): should call next_init() if fiber
+	  is dead already. [ruby-dev:32459]
+
 Fri Dec 21 01:21:49 2007  GOTOU Yuuzou  <gotoyuzo@notwork.org>
 
 	* ext/openssl/lib/openssl/ssl.rb (OpenSSL::SSL::SSLContext.build):

enumerator.c

@@ -408,7 +408,7 @@ enumerator_next(VALUE obj)
     VALUE curr, v;
     curr = rb_fiber_current();
 
-    if (!e->fib) {
+    if (!e->fib || !rb_fiber_alive_p(e->fib)) {
 	next_init(obj, e);
     }