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* enum.c: move work variables to objects not to let called blocks

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access stack area out of scope.  [Bug #5801]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@34661 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2012-02-17 04:24:48 +00:00
parent 3b243514ff
commit 41e331cc36
3 changed files with 370 additions and 293 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Fri Feb 17 13:24:43 2012 Nobuyoshi Nakada <nobu@ruby-lang.org>
* enum.c: move work variables to objects not to let called blocks
access stack area out of scope. [Bug #5801]
Fri Feb 17 12:35:55 2012 NARUSE, Yui <naruse@ruby-lang.org> Fri Feb 17 12:35:55 2012 NARUSE, Yui <naruse@ruby-lang.org>
* tool/merger.rb: remove borders from the commit message which is used * tool/merger.rb: remove borders from the commit message which is used

639
enum.c
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19
test/ruby/test_enum.rb
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@ -13,6 +13,16 @@ class TestEnumerable < Test::Unit::TestCase
yield 3 yield 3
yield 1 yield 1
yield 2 yield 2
self
end
end
@empty = Object.new
class << @empty
attr_reader :block
include Enumerable
def each(&block)
@block = block
self
end end
end end
@verbose = $VERBOSE @verbose = $VERBOSE
@ -42,6 +52,10 @@ class TestEnumerable < Test::Unit::TestCase
a = [] a = []
@obj.grep(2) {|x| a << x } @obj.grep(2) {|x| a << x }
assert_equal([2, 2], a) assert_equal([2, 2], a)
bug5801 = '[ruby-dev:45041]'
@empty.grep(//)
assert_nothing_raised(bug5801) {100.times {@empty.block.call}}
end end
def test_count def test_count
@ -109,6 +123,7 @@ class TestEnumerable < Test::Unit::TestCase
def test_first def test_first
assert_equal(1, @obj.first) assert_equal(1, @obj.first)
assert_equal([1, 2, 3], @obj.first(3)) assert_equal([1, 2, 3], @obj.first(3))
assert_nil(@empty.first)
end end
def test_sort def test_sort
@ -275,6 +290,10 @@ class TestEnumerable < Test::Unit::TestCase
def test_take_while def test_take_while
assert_equal([1,2], @obj.take_while {|x| x <= 2}) assert_equal([1,2], @obj.take_while {|x| x <= 2})
bug5801 = '[ruby-dev:45040]'
@empty.take_while {true}
assert_nothing_raised(bug5801) {100.times {@empty.block.call}}
end end
def test_drop def test_drop