Hi Sebastian, I think you may be one of the first person to report using cygwin 64. I think it makes sense to support that platform as it is becoming more common.
Could you report the value of `sys.platform` on cygwin64 ? The first place I would look for cygwin-related FPU issues is there: https://github.com/numpy/numpy/blob/master/numpy/core/setup.py#L638 David On Sat, Jan 31, 2015 at 9:53 PM, Sebastien Gouezel < [email protected]> wrote: > Dear all, > > I tried to use numpy (version 1.9.1, installed by `pip install numpy`) > on cygwin64. I encountered the following weird bug: > > >>> import numpy > >>> with numpy.errstate(all='raise'): > ... print 1/float64(0.0) > inf > > I was expecting a FloatingPointError, but it didn't show up. Curiously, > with different numerical types (all intxx, or float128), I indeed get > the FloatingPointError. > > Same thing with the most recent git version, or with 1.7.1 provided as a > precompiled package by cygwin. This behavior does not happen on cygwin32 > (I always get the FloatingPointError there). > > I wonder if there is something weird with my config, or if this is a > genuine reproducible bug. If so, where should I start looking if I want > to fix it? (I don't know anything about numpy's code) > > Sebastien > > _______________________________________________ > NumPy-Discussion mailing list > [email protected] > http://mail.scipy.org/mailman/listinfo/numpy-discussion >
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