Re: master 37889523278: Add new `swap` macro and use it

[Stefan Kangas]

Po Lu <luangruo@yahoo.com> writes:

>> - What's stopping users from installing Sun C 5.9?
>
> Patches are only provided for installed software to be _updated_.  Sun
> Sun C 5.9 is not an update to 5.8 but a completely new compiler, with a
> suitably new package name, separate support and update arrangements, and
> the like.
[...]
> Sun C 5.9 is incompatible with 5.8, and users may choose to run either
> compiler (as well as later releases) on Solaris 10 systems, until 2027.

Thanks.  The question was if they can install and use Sun C 5.9, and the
answer seems to be "yes".

>> - Finally, why can't we ask these users to run GCC?  We also don't
>>   support MSVC, for example, so adding another unportable compiler to
>>   the list doesn't sound like a disaster (especially since they can just
>>   upgrade to the next version).
>
> AFAIU MSVC is not an ISO C99 compiler, so it's natural that we don't
> support it.  The MSVC build also required its own build system and
> Makefiles (see nt/configure.bat, cf. config.bat), which were already
> nonfunctional by the time support was formally discontinued.

You didn't answer the question, but I did some research myself, and it
seems like you can indeed build GCC 4.9 on Solaris 10.