[pypy-issue] Issue #2442: pypy2-v5.5.0 sandbox issues Windows (pypy/pypy)

New issue 2442: pypy2-v5.5.0 sandbox issues Windows https://bitbucket.org/pypy/pypy/issues/2442/pypy2-v550-sandbox-issues-windows rauts: Building the executable with ``` C:\pypy\pypy\goal>C:\pypy\pypy.exe C:\pypy\rpython\bin\rpython -O2 --sandbox targetpypystandalone.py ``` works. But runnig it

[pypy-issue] Issue #2443: Hyperblock scheduling (pypy/pypy)

New issue 2443: Hyperblock scheduling https://bitbucket.org/pypy/pypy/issues/2443/hyperblock-scheduling DemiMarie: PyPy has poor performance on workloads with a large number of unbiased branches, due to poor inter-trace optimizations. Hyperblock scheduling solves this problem by merging several