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-rw-r--r--ChangeLog7
-rw-r--r--test/ruby/test_module.rb15
-rw-r--r--vm_insnhelper.c9
3 files changed, 28 insertions, 3 deletions
diff --git a/ChangeLog b/ChangeLog
index b3b6463274..d7521882d0 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+Thu Aug 29 17:03:10 2013 Nobuyoshi Nakada <nobu@ruby-lang.org>
+
+ * vm_insnhelper.c (vm_call_method): a method entry refers the based
+ class/module, so should search superclass from the origin i-class
+ where the entry belongs to, to get rid of infinite loop when zsuper
+ in a prepended class/module. [ruby-core:54105] [Bug #8238]
+
Thu Aug 29 05:35:58 2013 Eric Hodel <drbrain@segment7.net>
* ext/zlib/zlib.c (zstream_run): Fix handling of deflate streams that
diff --git a/test/ruby/test_module.rb b/test/ruby/test_module.rb
index 1124101664..7d5eb99ff0 100644
--- a/test/ruby/test_module.rb
+++ b/test/ruby/test_module.rb
@@ -1527,6 +1527,21 @@ class TestModule < Test::Unit::TestCase
assert_nothing_raised(NoMethodError, bug8005) {a.send :foo}
end
+ def test_prepend_visibility_inherited
+ bug8238 = '[ruby-core:54105] [Bug #8238]'
+ assert_separately [], <<-"end;", timeout: 3
+ class A
+ def foo() A; end
+ private :foo
+ end
+ class B < A
+ public :foo
+ prepend Module.new
+ end
+ assert_equal(A, B.new.foo, "#{bug8238}")
+ end;
+ end
+
def test_prepend_included_modules
bug8025 = '[ruby-core:53158] [Bug #8025]'
mixin = labeled_module("mixin")
diff --git a/vm_insnhelper.c b/vm_insnhelper.c
index 761c830235..f196e5dc2d 100644
--- a/vm_insnhelper.c
+++ b/vm_insnhelper.c
@@ -1769,6 +1769,8 @@ vm_call_method(rb_thread_t *th, rb_control_frame_t *cfp, rb_call_info_t *ci)
start_method_dispatch:
if (ci->me != 0) {
if ((ci->me->flag == 0)) {
+ VALUE klass;
+
normal_method_dispatch:
switch (ci->me->def->type) {
case VM_METHOD_TYPE_ISEQ:{
@@ -1801,10 +1803,10 @@ vm_call_method(rb_thread_t *th, rb_control_frame_t *cfp, rb_call_info_t *ci)
return vm_call_bmethod(th, cfp, ci);
}
case VM_METHOD_TYPE_ZSUPER:{
- VALUE klass;
-
+ klass = ci->me->klass;
+ klass = RCLASS_ORIGIN(klass);
zsuper_method_dispatch:
- klass = RCLASS_SUPER(ci->me->klass);
+ klass = RCLASS_SUPER(klass);
ci_temp = *ci;
ci = &ci_temp;
@@ -1866,6 +1868,7 @@ vm_call_method(rb_thread_t *th, rb_control_frame_t *cfp, rb_call_info_t *ci)
goto normal_method_dispatch;
}
else {
+ klass = ci->me->klass;
goto zsuper_method_dispatch;
}
}