Johan Mabille

Indeed, we use them before. We switched from travisci on purpose (I don't want to beg travisci for build time for each project of the stack;)).

You need to upgrade the Ubuntu distribution from Trusty to Xenial

That's not what the travis logs show: ```bash hostname: 50954f75-0360-4fb5-9809-6302e595b7ee@1.worker-com-668464d7c8-7t7mh.gce-production-2 version: v6.2.17 https://github.com/travis-ci/worker/tree/bc420764f334fe0d096a417c80426f672f1b7d18 instance: travis-job-71748773-b275-4291-b006-b955b63b7858 travis-ci-garnet-trusty-1512502259-986baf0 (via amqp) startup: 6.028220648s ```

That's indeed super weird Oo

I don't think you need to move the declarations of any `batch` class into another namespace. All these classes are different specializations of a template class and can live together...

Yes that would be awesome!

> Unless this is implemented already, would it make sense to reopen this feature request? We haven't implemented it already, so it definitely make sense to reopen this. However, I...

Thanks!

It's something we've been thinking of for a while, but we didn't have the time to implement it yet. This indeed requires some changes in the interface of `xsimd/xsimd.hpp`. We...

I can reproduce the bug on a local Windows machine, now investigating it, but that looks like a compiler bug that will require some cargo kulting workaround :/