[Cython] AddTraceback() slows down generators

[Stefan Behnel]

Vitja Makarov, 27.01.2012 20:17:
> https://github.com/cython/cython/commit/7ae9d5b9a66bb586cd0d03b3aa137eb762602087

Looks like it worked:

https://sage.math.washington.edu:8091/hudson/job/cython-devel-pybenchmarks-py3k/318/artifact/bench_chart.html#nqueens

https://sage.math.washington.edu:8091/hudson/job/cython-devel-pybenchmarks-py27/300/artifact/bench_chart.html#nqueens

Stefan