Re: UBsan int overflows

Tuncer Ayaz <[email protected]> Sat, 28 Mar 2015 23:09:44 +0100

Newsgroups	gmane.comp.lang.erlang.bugs
Message-ID	<CAOvwQ4gUgtA_pcs8_g+dXmypf2WUMy8L+AdPhCE9Dxith2xetQ@mail.gmail.com>

On Sat, Mar 28, 2015 at 10:49 PM, Tuncer Ayaz <[email protected]> wrote:
> On Sat, Mar 28, 2015 at 3:05 PM, Anthony Ramine <[email protected]> wrote:
> > Le 28 mars 2015 a 00:09, Tuncer Ayaz <[email protected]> a ecrit:
> >
> > > Still present in 18.0-rc1.
> >
> > Which line?
>
> The issue(s) in erl_process.c. Lukas was working on it, and he
> wasn't quite finished yet. Building a comprehensive PLT (all OTP
> apps) triggers it consistently for me, but I'm sure there's a much
> simpler recipe for reproduction.

beam/erl_process.c:9114:2: runtime error: signed integer overflow:
2147482115 + 2001 cannot be represented in type 'int'
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