Hi,
On 5-Nov-07, at 1:38 PM, Kirk Haines wrote:
> On 11/5/07, Steve Midgley <[EMAIL PROTECTED]> wrote:
>
>> Thanks Kirk - I guess I'm totally OT at this point, but I hadn't
>> heard
>> about this bug before. From your description this is a specific
>> problem
>> to the underlying C code implementing shift, which is not found in
>> related functions? So "array.slice!(0)" would be identical in
>> function
>> to shift but not contain this leak?
>
> Yeah. It looked to me like whoever wrote the original array.c code
> just forgot something when writing the code, because it's just #shift
> that has the problem.
>
> This bug was fixed, but not until 1.8.6. I know it is fixed as of at
> least the last couple of patch releases. I am unsure if it was fixed
> in the original 1.8.6 release, however.
It isn't fixed in the ruby that ships with Leopard:
1.8.6 (2007-06-07 patchlevel 36) [universal-darwin9.0]
This hack will fix things.
class Array
alias :naughty_shift :shift
def shift
result = self.first
self[0] = nil # This is the 'magic'
self.naughty_shift
result
end
end
>
>
>
> Kirk Haines
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----
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