[Info-vax] General Availability of 9.2 for x86-64

John Dallman jgd at cix.co.uk
Fri Jul 15 19:19:00 EDT 2022


In article <tas9oq$34001$2 at dont-email.me>,
clubley at remove_me.eisner.decus.org-Earth.UFP (Simon Clubley) wrote:

> I am also aware that the LLVM team keeps moving to the latest 
> "shiny" on a regular basis instead of developing LLVM against 
> a C++ standard that has been available for a long time. I see 
> they are currently at C++14. I wonder when they will be moving 
> again. :-)
> 
> Update: I had a look. It seems they are already talking about 
> moving to C++17 as the new base. :-(

That makes them quite heritage-orientated by the standards of C++
believers. I coordinate platform and build standards across a lot of
software products, and have to cope with people who are so convinced the
latest C++ will produce radical gains that they just assume everyone
agrees with them. 

The product I work on is probably going to C++20 next year, and I've just
completed the compiler upgrades for three Windows platforms. I have
another seven assorted platforms to upgrade over the next year.

Incidentally, if you need to track C++ standards, you have to use LLVM,
GCC, or Visual Studio. All the commercial vendors have done this, or
abandoned the idea of keeping up-to-date. If the native C++ for VMS 9.2
uses an up-to-date LLVM, it will be ahead of z/OS and Linux on IBM z, as
well as Solaris (limited to C++11). AIX is up-to-date, with support for
C++20. 

John 



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