[chuck-dev] segmentation fault, chubgraph with spork at sample rate

[Spencer Salazar]

Thanks Michael, we'll look in to this! Nothing stands out to me as
canonically likely to crash ChucK, so there might be a new issue here.

spencer



On Wed, Feb 13, 2013 at 3:10 PM, Michael Heuer <heuermh at gmail.com> wrote:

> Hello,
>
> The following reliably seg faults chuck (I'm using git master)
>
> $ chuck --help
>
> chuck version: 1.3.2.0-beta-1 (chimera)
>    mac os x : intel : 64-bit
>    http://chuck.cs.princeton.edu/
>    http://chuck.stanford.edu/
>
> $ chuck examples/swirl.ck
> Segmentation fault: 11
>
> swirl.ck:
>
> class Swirl extends Chubgraph
> {
>     Gain _cv;
>     inlet => Pan2 pan => outlet;
>
>     {
>         _cv => blackhole;
>         spork ~ _tickAtSampleRate();
>     }
>
>     fun void _tickAtSampleRate()
>     {
>         while (true)
>         {
>             1::samp => now;
>             tick(_cv.last());
>         }
>     }
>
>     fun float tick(float cv)
>     {
>         cv => pan.pan;
>     }
> }
>
> SqrOsc lfo => blackhole;
> 0.1 => lfo.freq;
> 1.0 => lfo.gain;
>
> Swirl swirl;
> lfo => swirl._cv;
>
> SinOsc osc;
> 220.0 => osc.freq;
> 1.0 => osc.gain;
>
> osc => swirl => dac;
>
> 10::second => now;
>
> <<<"done">>>;
>
> ---
>
>    michael
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>
>
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