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[Bug #18154] Fix memory leak in String#initialize

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String#initialize can leak memory when called on a string that is marked
with STR_NOFREE because it does not unset the STR_NOFREE flag.
This commit is contained in:
Peter Zhu 2021-09-07 14:06:42 -04:00
parent 0b9242ffac
commit 5d81554281
Notes: git 2021-09-08 23:20:38 +09:00
2 changed files with 11 additions and 1 deletions
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10
test/ruby/test_string.rb
View file

@ -105,6 +105,16 @@ PREP
CODE
end
# Bug #18154
def test_initialize_nofree_memory_leak
assert_no_memory_leak([], <<-PREP, <<-CODE, rss: true)
code = proc {0.to_s.__send__(:initialize, capacity: 10000)}
1_000.times(&code)
PREP
100_000.times(&code)
CODE
end
def test_AREF # '[]'
assert_equal("A", S("AooBar")[0])
assert_equal("B", S("FooBaB")[-1])