[pypy-dev] Re: [pypy-svn] r24543 - pypy/dist/pypy/rpython/memory

[Christian Tismer]

cfbolz at codespeak.net wrote:
> Author: cfbolz
> Date: Sat Mar 18 23:36:38 2006
> New Revision: 24543
> 
> Modified:
>    pypy/dist/pypy/rpython/memory/gctransform.py
> Log:
> if possible use non-conservative liveness analysis: if the block contains no
> non-gc ptrs that are not typeptrs (which are immortal anyway) we can stop
> considering a variable to be live when it is no longer used in the rest of the
> block.

My head hurts at so many not's.
Can you express this with less negations?

Should not be unimpossible :-)