[tlbuild] dvisvgm-2.1 trial build

[Mojca Miklavec]

On 1 February 2017 at 10:11, Mojca Miklavec wrote:
> On 1 February 2017 at 01:08, Karl Berry wrote:
>> Hello TL builders - I've imported a major new version of dvisvgm (2.1)
>> into TeX Live. If you're up for it, feel free to try a build and see how
>> it fails :).
>>
>> I believe that C++ as of 2011 is now required.
>
> That basically makes it nearly mission impossible to support Mac OS X < 10.7.

... but --disable-dvisvgm still works without C++11, so if we are to
support the old OSes, only dvisvgm can be compiled against a different
stdlib (libc++) which supports C++11. That's probably acceptable.

Mojca