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-rw-r--r--ChangeLog7
-rw-r--r--class.c6
-rw-r--r--test/ruby/test_class.rb3
3 files changed, 11 insertions, 5 deletions
diff --git a/ChangeLog b/ChangeLog
index cdb8245c80..6e829ade40 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -3,6 +3,13 @@ Sat Oct 24 00:36:47 2009 Tanaka Akira <akr@fsij.org>
* io.c (io_cntl): update max file descriptor by the result of
fcntl(F_DUPFD).
+Fri Oct 23 16:31:14 2009 Yukihiro Matsumoto <matz@ruby-lang.org>
+
+ * class.c (rb_class_new): move class check to rb_check_inheritable().
+
+ * class.c (rb_check_inheritable): should not allow subclass of
+ class Class. [ruby-core:26225]
+
Fri Oct 23 14:25:54 2009 Nobuyoshi Nakada <nobu@ruby-lang.org>
* configure.in (target, target_alias): replace with real cpu.
diff --git a/class.c b/class.c
index f8407ca77b..351f7aeb32 100644
--- a/class.c
+++ b/class.c
@@ -97,6 +97,9 @@ rb_check_inheritable(VALUE super)
if (RBASIC(super)->flags & FL_SINGLETON) {
rb_raise(rb_eTypeError, "can't make subclass of singleton class");
}
+ if (super == rb_cClass) {
+ rb_raise(rb_eTypeError, "can't make subclass of Class");
+ }
}
@@ -111,9 +114,6 @@ rb_class_new(VALUE super)
{
Check_Type(super, T_CLASS);
rb_check_inheritable(super);
- if (super == rb_cClass) {
- rb_raise(rb_eTypeError, "can't make subclass of Class");
- }
return rb_class_boot(super);
}
diff --git a/test/ruby/test_class.rb b/test/ruby/test_class.rb
index 8fe1272314..a1f087ad63 100644
--- a/test/ruby/test_class.rb
+++ b/test/ruby/test_class.rb
@@ -170,8 +170,7 @@ class TestClass < Test::Unit::TestCase
o = Object.new
c = class << o; self; end
assert_raise(TypeError) { Class.new(c) }
-
- assert_nothing_raised { Class.new(Class) } # is it OK?
+ assert_raise(TypeError) { Class.new(Class) }
assert_raise(TypeError) { eval("class Foo < Class; end") }
end