Re: chebfun gives Illegal instruction: 4

[Dmitri A. Sergatskov]

On Tue, May 21, 2019 at 4:18 AM José Abílio Matos <address@hidden> wrote:
>
> On Sunday, 19 May 2019 08.32.12 WEST Andrew Janke wrote:
> > This was from a Homebrew-installed
> > `octave-app/octave-app/octave-default` on 2019-05-19 at 03:30 Eastern.
> >
> > Cheers,
> > Andrew
>
> For further comparison I am running octave in place (no installation). I get
> (in Fedora 30)
>
> $ ./run-octave -q
> octave:1> addpath ~/tmp/chebfun/chebfun-master
> octave:2> x = chebfun('x')
> error: octave_base_value::bool_value(): wrong type argument 'sq_string'
> error: called from
>     chebfun at line 219 column 36
> octave:2> ver
> ----------------------------------------------------------------------
> GNU Octave Version: 6.0.0 (hg id: 5fa8d1459b35)
> GNU Octave License: GNU General Public License
> Operating System: Linux 5.1.2-300.fc30.x86_64 #1 SMP Tue May 14 23:58:18 UTC
> 2019 x86_64
> ----------------------------------------------------------------------
> Package Name  | Version | Installation directory
> --------------+---------+-----------------------
>        optim  |   1.6.0 | /home/jamatos/.local/share/octave/optim-1.6.0
>     symbolic  |   2.7.1 | /home/jamatos/.local/share/octave/symbolic-2.7.1
>
>
> If I try to get the backtrace it fails right when entering the line
>
> [f.funs, f.domain] = chebfun.constructor(op, dom, data, pref);
>
> Using "Step in" when debugging gives the above error message. it does not even
> enter the function.
>
> For reference I am using gcc 9.1.1
>

I think there is a problem with your build. i am getting the same
errrors as Andrew J.
Did you do "make check" and did it pass?

> Regards,
> --
> José Matos
>

Sincerely,

Dmitri.
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