array.c: freeze in callback
* array.c (rb_ary_sort_bang): must not be modified once frozen even in a callback method. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@41246 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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@ -1,3 +1,8 @@
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Wed Jun 12 12:03:43 2013 Nobuyoshi Nakada <nobu@ruby-lang.org>
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* array.c (rb_ary_sort_bang): must not be modified once frozen even in
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a callback method.
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Wed Jun 12 12:00:15 2013 Nobuyoshi Nakada <nobu@ruby-lang.org>
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* array.c (FL_SET_EMBED): shared object is frozen even when get
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array.c
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array.c
@ -2321,6 +2321,7 @@ rb_ary_sort_bang(VALUE ary)
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ruby_qsort(RARRAY_PTR(tmp), len, sizeof(VALUE),
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rb_block_given_p()?sort_1:sort_2, &data);
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rb_ary_modify(ary);
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if (ARY_EMBED_P(tmp)) {
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assert(ARY_EMBED_P(tmp));
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if (ARY_SHARED_P(ary)) { /* ary might be destructively operated in the given block */
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@ -1378,6 +1378,22 @@ class TestArray < Test::Unit::TestCase
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end
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end
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def test_sort_bang_with_freeze
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ary = []
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o1 = Object.new
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o1.singleton_class.class_eval {
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define_method(:<=>) {|v|
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ary.freeze
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1
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}
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}
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o2 = o1.dup
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ary << o1 << o2
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orig = ary.dup
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assert_raise(RuntimeError, "frozen during comparison") {ary.sort!}
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assert_equal(orig, ary, "must not be modified once frozen")
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end
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def test_to_a
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a = @cls[ 1, 2, 3 ]
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a_id = a.__id__
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