svn on armv5 with clang? (Fwd: svn commit: r254539 - head/usr.bin)

[Ian Lepore]

On Tue, 2013-09-17 at 19:02 +0100, Andrew Turner wrote:
> On Tue, 17 Sep 2013 16:13:22 +0200
> "Ronald Klop" <ronald-freebsd8 at klop.yi.org> wrote:
> 
> > Hi,
> > 
> > I am reading up on commits and found this one. Is ARMv5 capable of  
> > building the in-tree svn also?
> >
> It is unlikely, I don't think we provide the required atomic functions
> for ARMv5. On armv6 clang provides them, however I don't thing it knows
> how to set up ARM_RAS_START. Without this we have to implement more of
> the __sync_* functions for svn to work on ARMv5. I don't know of any
> plans to add them.
> 

I don't remember ever hearing about plans to *drop* support for armv4
and v5, but with responses like that, that seems to be what's underway.

-- Ian