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author | nagachika <nagachika@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2019-01-10 15:02:21 +0000 |
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committer | nagachika <nagachika@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2019-01-10 15:02:21 +0000 |
commit | 5b23824b1cf98be53f2737467fa1818201690177 (patch) | |
tree | e7e078aa6f9aed25df9ef04c07cb7920c81e113f /array.c | |
parent | 4f0899d4bba4a03c4de45e742f9e37a89b8b32e2 (diff) |
merge revision(s) 66756: [Backport #15479]
Mark array as "going to be modified" in `Array#reject!`
Before this patch, if `reject!` is called on a shared array it can
mutate the shared array rather than a copy. This patch marks the array
as "going to be modified" so that the shared source array isn't
mutated.
[Bug #15479] [ruby-core:90781]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_5@66784 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'array.c')
-rw-r--r-- | array.c | 1 |
1 files changed, 1 insertions, 0 deletions
@@ -3241,6 +3241,7 @@ static VALUE rb_ary_reject_bang(VALUE ary) { RETURN_SIZED_ENUMERATOR(ary, 0, 0, ary_enum_length); + rb_ary_modify(ary); return ary_reject_bang(ary); } |