diff --git a/ChangeLog b/ChangeLog
index d0fcab6987..276e253cad 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Thu Dec 10 01:12:55 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* parse.y (dyna_pop_gen): pop dvars.  [ruby-dev:39861]
+
 Thu Dec 10 00:46:43 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* node.c (dump_node): fixed for long members.
diff --git a/bootstraptest/test_syntax.rb b/bootstraptest/test_syntax.rb
index 2e8639b3f4..619a4cbdb1 100644
--- a/bootstraptest/test_syntax.rb
+++ b/bootstraptest/test_syntax.rb
@@ -877,3 +877,10 @@ assert_normal_exit %q{
     end
   end
 }, bug2415
+
+assert_normal_exit %q{
+  a {
+    b {|c.d| }
+    e
+  }
+}, '[ruby-dev:39861]'
diff --git a/parse.y b/parse.y
index 8451eb17d5..78e66ee240 100644
--- a/parse.y
+++ b/parse.y
@@ -8892,13 +8892,10 @@ dyna_push_gen(struct parser_params *parser)
 }
 
 static void
-dyna_pop_gen(struct parser_params *parser, const struct vtable *lvargs)
+dyna_pop_1(struct parser_params *parser)
 {
     struct vtable *tmp;
 
-    while (lvtbl->args != lvargs) {
-	local_pop();
-    }
     tmp = lvtbl->args;
     lvtbl->args = lvtbl->args->prev;
     vtable_free(tmp);
@@ -8907,6 +8904,20 @@ dyna_pop_gen(struct parser_params *parser, const struct vtable *lvargs)
     vtable_free(tmp);
 }
 
+static void
+dyna_pop_gen(struct parser_params *parser, const struct vtable *lvargs)
+{
+    while (lvtbl->args != lvargs) {
+	dyna_pop_1(parser);
+	if (!lvtbl->args) {
+	    struct local_vars *local = lvtbl->prev;
+	    xfree(lvtbl);
+	    lvtbl = local;
+	}
+    }
+    dyna_pop_1(parser);
+}
+
 static int
 dyna_in_block_gen(struct parser_params *parser)
 {