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* vm.c (vm_define_method): guard iseq from GC while method definition.

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[ruby-dev:42832]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@30432 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
wanabe 2010-12-30 14:17:32 +00:00
parent 962b75384e
commit af8df10d3b
3 changed files with 23 additions and 2 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Thu Dec 30 23:09:47 2010 wanabe <s.wanabe@gmail.com>
* vm.c (vm_define_method): guard iseq from GC while method definition.
[ruby-dev:42832]
Thu Dec 30 20:18:32 2010 KOSAKI Motohiro <kosaki.motohiro@gmail.com> Thu Dec 30 20:18:32 2010 KOSAKI Motohiro <kosaki.motohiro@gmail.com>
* win32/Makefile.sub: ditto. * win32/Makefile.sub: ditto.

15
test/ruby/test_gc.rb
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@ -63,4 +63,19 @@ class TestGc < Test::Unit::TestCase
assert_equal(false, res.empty?) assert_equal(false, res.empty?)
assert_kind_of(Integer, res[:count]) assert_kind_of(Integer, res[:count])
end end
def test_singleton_method
prev_stress = GC.stress
assert_nothing_raised("[ruby-dev:42832]") do
GC.stress = true
10.times do
obj = Object.new
def obj.foo() end
def obj.bar() raise "obj.foo is called, but this is obj.bar" end
obj.foo
end
end
ensure
GC.stress = prev_stress
end
end end

5
vm.c
View File

@ -1837,8 +1837,9 @@ vm_define_method(rb_thread_t *th, VALUE obj, ID id, VALUE iseqval,
GetISeqPtr(iseqval, miseq); GetISeqPtr(iseqval, miseq);
if (miseq->klass) { if (miseq->klass) {
iseqval = rb_iseq_clone(iseqval, 0); iseqval = rb_iseq_clone(iseqval, 0);
GetISeqPtr(iseqval, miseq); RB_GC_GUARD(iseqval);
GetISeqPtr(iseqval, miseq);
} }
if (NIL_P(klass)) { if (NIL_P(klass)) {