octave crashes with irregular argument to cat()

[David Bateman]

Thorsten Meyer wrote:
> Hi,
>
> while playing with the concatenation functions I came across another bug in octave built from the
> mercurial tip:
>
> octave:1> cat(2, "test", 100, {"bli", "bla"})
> terminate called after throwing an instance of 'std::bad_cast'
>   what():  std::bad_cast
> panic: Aborted -- stopping myself...
> attempting to save variables to `octave-core'...
> save to `octave-core' complete
> Aborted
>
> In octave 3.0.1 (debian) it says:
> octave:1> cat(2, "test", 100, {"bli", "bla"})
> error: concatenation operator not implemented for `string' by `cell' operations
> octave:1>
>   

Try the attached patch...

D.

-- 
David Bateman                                David.Bateman at motorola.com
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