SWI PSR corruption

[Stefan Bellon]

Stewart Brodie wrote:

> The -zpq option is an internal development feature of the compiler -
> it doesn't require documentation - it shouldn't really be compiled in
> to public releases, but it actually has been for quite a while now
> (the 32-bit betas that Acorn released had it enabled)

I was very happy that it was enabled when there was a problem with one
optimization which bite me with GnuPG (I think it was the shrinkwrap
optimizer). Specifying -zpq262144 turned it off and I was able to
continue till a later version of the compiler fixed the bug.

-- 
Stefan Bellon