[erlang-bugs] Crash in wxErlang (17 rc1)

[Dan Gudmundsson]

What are you trying to do?

That code seg faults on all releases,
you will always be able to crash wx if you try.

If you write that code in C++ it will crash as well.

/Dan


On Thu, Feb 6, 2014 at 6:20 AM, Jeff Davis <pgsql@REDACTED> wrote:

> Attached program segfaults.
>
> I compiled erlang myself, so I could have done something wrong, but it
> seems to work otherwise.
>
> How I compiled it:
>   ./configure --prefix=/home/jdavis/install/otp \
>               --enable-dirty-schedulers
>   make && make install
>
> System:
>   $ uname -a
>   Linux jdavis 3.11.0-15-generic #23-Ubuntu SMP
>   Mon Dec 9 18:17:04 UTC  2013 x86_64 x86_64 x86_64 GNU/Linux
>   $ cat /etc/lsb-release
>   DISTRIB_ID=Ubuntu
>   DISTRIB_RELEASE=13.10
>   DISTRIB_CODENAME=saucy
>   DISTRIB_DESCRIPTION="Ubuntu 13.10"
>   $ aptitude search -F '%c %p' wx | grep ^i
>   i libwxbase2.8-0
>   i libwxbase2.8-dev
>   i libwxgtk-media2.8-0 libwxgtk2.8-0
>   i libwxgtk2.8-dev
>   i python-wxgtk2.8
>   i python-wxversion
>   i wx-common
>   i wx2.8-headers
>
> Erlang:
>   $ /home/jdavis/install/otp/bin/erl
>   Erlang/OTP 17 [RELEASE CANDIDATE 1] [erts-6.0] [source] [64-bit]
>   [smp:8:8] [ds:8:8:10] [async-threads:10] [hipe] [kernel-poll:false]
>
>   Eshell V6.0  (abort with ^G)
>   1> c(crash).
>   crash.erl:5: Warning: variable 'WX' is unused
>   crash.erl:7: Warning: variable 'DC' is unused
>   {ok,crash}
>   2> crash:draw().
>   Segmentation fault (core dumped)
>
> Regards,
>         Jeff Davis
>
>
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>
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