Too many compilers needed for C++11

[Ryan Schmidt]

On Dec 7, 2017, at 00:27, Mojca Miklavec wrote:

> On 6 December 2017 at 15:20, db wrote:
>> On 6 Dec 2017, at 00:46, Ken Cunningham wrote:
>>> clang/llvm 5.0 is the current cxx11 1.1 compiler, so that is what is being called up.
>> 
>> Shouldn't such portgroup dependencies be listed by `port rdeps`? I don't see it, for example, in highlight.
> 
> What I think happened is that clang-5.0 was not installed, so MacPorts
> wanted to build it first, but it needed a compiler to build 5.0 and
> went for clang-4.0 for that. But clang-4.0 was not installed either,
> so it needed to build it first and had to pick a suitable compiler for
> that and so went for clang-3.9 for that job (3.9 was marked as "failed
> in an earlier attempt" due to problems with cmake, so it didn't build
> anything at all).
> 
> It's just unconfirmed speculation though.

Fixing this will probably help:

https://trac.macports.org/ticket/55444