[pypy-dev] unable to translate with current head of default

Antonio Cuni anto.cuni at gmail.com
Wed May 25 09:25:38 CEST 2011


Hi Wim,

On 25/05/11 01:16, wlavrijsen at lbl.gov wrote:

> Okay, then I can't live with it. :}
> 

Not sure to understand: do you get a crash even now that you merged default?
If this is the case, do you get it even with a trunk version of pypy? You
don't have to translate it by yourself, you can just download one of the
nightly builds:
http://buildbot.pypy.org/nightly/trunk/

> Any idea how to start debugging this?

since you get the crash during the optimieopt phase, you can try to
selectively enable/disable the various optimization passes, but using --jit
enable_opts, e.g.:

./pypy-c --jit enable_opts=intbounds:rewrite:virtualize:string:heap:ffi:unroll

the line above is equivalent of a plain pypy-c, because it enables all
optimizations.  Try to remove some of them and see if you still get the crash.

ciao,
Anto


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