4 files changed, 11 insertions, 3 deletions
diff --git a/ChangeLog b/ChangeLog
index 2a7bd7a397..611c033ffc 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+Mon Oct  6 09:19:54 2003  Yukihiro Matsumoto  <matz@ruby-lang.org>
+
+	* marshal.c (w_object): should pass "weak" value to next level.
+	  [ruby-dev:21496]
+
+	* eval.c (proc_alloc): should not use cached object if klass is
+	  different. [ruby-talk:83685]
+
 Sun Oct  5 23:27:09 2003  Tanaka Akira  <akr@m17n.org>
 
 	* lib/pathname.rb: version information is added in document.
diff --git a/eval.c b/eval.c
index 7f2062ff11..6114efa7e0 100644
--- a/eval.c
+++ b/eval.c
@@ -6928,7 +6928,7 @@ proc_alloc(klass, proc)
 	rb_warn("tried to create Proc object without a block");
     }
 
-    if (!proc && ruby_block->block_obj) {
+    if (!proc && ruby_block->block_obj && CLASS_OF(ruby_block->block_obj) == klass) {
 	return ruby_block->block_obj;
     }
     block = Data_Make_Struct(klass, struct BLOCK, blk_mark, blk_free, data);
diff --git a/lib/mkmf.rb b/lib/mkmf.rb
index 0ff6351d02..c002c8893e 100644
--- a/lib/mkmf.rb
+++ b/lib/mkmf.rb
@@ -934,7 +934,7 @@ static:		$(STATIC_LIB)
     end
   end
 ensure
-  mfile.close
+  mfile.close if mfile
 end
 
 def init_mkmf(config = CONFIG)
diff --git a/marshal.c b/marshal.c
index 7e58f13bf0..c25212a711 100644
--- a/marshal.c
+++ b/marshal.c
@@ -439,7 +439,7 @@ w_object(obj, arg, limit, weak)
     limit--;
     c_arg.limit = limit;
     c_arg.arg = arg;
-    c_arg.weak = Qfalse;
+    c_arg.weak = weak;
 
     if (ivtbl = rb_generic_ivar_table(obj)) {
 	w_byte(TYPE_IVAR, arg);