[erlang-questions] R14B03 compiled code vs R15B compiled code

Wes James <>
Sat Jan 21 00:29:22 CET 2012


ok thanks.

-wes

On Fri, Jan 20, 2012 at 3:52 PM, Jachym Holecek <> wrote:
> # Wes James 2012-01-20:
>> I've been pushing some R15B compiled code to some workstations that
>> have R14B03 on them, but they crash when run.  If I take my code and
>> compile it on the R14B03 system and run it, it does not crash.  What
>> is the compatibility between versions?
>
> IIRC the contract is that code compiled with R${n} shall work fine
> with R${N+1} and R${N+2} -- nothing more, especially not in the
> opposite direction.
>
>> I don't remember having any issue in the past between versions
>> (like R14 and R13).
>
> You got lucky I think.
>
> BR,
>        -- Jachym



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