Re: g++ 6 abs() issue

[Orion Poplawski]

On 02/19/2016 08:09 PM, Orion Poplawski wrote:
> Apparently g++ 6 does not define abs() for unsigned types, so you end up
> with errors like:
>
> corefcn/pr-output.cc: In instantiation of 'void
> octave_print_internal_template(std::ostream&, const intNDArray<T>&,
> bool, int) [with T = octave_int<signed char>; std::ostream =
> std::basic_ostream<char>]':
> corefcn/pr-output.cc:3385:200:   required from here
> corefcn/pr-output.cc:3261:54: error: call of overloaded 'abs(signed
> char)' is ambiguous
>                     (gnulib::floor (log10 (double (abs (nda(i).value
> ()))) + 1.0));
>                                                    ~~~~^~~~~~~~~~~~~~~~~
>
> See https://gcc.gnu.org/gcc-6/porting_to.html
>
> No idea how to best handle this.

I've asked on the Fedora devel list and got some possibilities:

https://lists.fedoraproject.org/archives/list/address@hidden/thread/TA6BJZ4XEBCQU6KHBWBVGQAX5BB7CBKK/


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Orion Poplawski
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