Re: [PATCH] [libstdc++] add _GLIBCXX_CLANG to workaround predefined __clang__

[Olivier Hainque]

> On 31 May 2024, at 17:52, Alexandre Oliva <ol...@adacore.com> wrote:

>> Does the vxworks toolchain need to support the PSTL headers?
> 
> Maybe we can do without them.  I really don't know.  Olivier?

I have no indication that we can not-support these.

We are seeing many cases of C++/Ada combined codebases in a variety
of VxWorks contexts so actual uses seem likely.

>> If not, we could just ignore this file, so the local changes don't
>> need to be re-applied when we import a new version of the header from
>> upstream.
> 
> That sounds desirable indeed.  This change is supposed to spare us
> (AdaCore) from precisely this sort of trouble, so it wouldn't be fair if
> it made this very kind of trouble for our upstream.

Of course, 100% agreed!

Thanks a lot for help in looking into this!

Olivier