cython3 segfaults on ppc64el when running the tests

[Matthias Klose]

cython3 segfaults on ppc64el when running the tests
see https://launchpad.net/ubuntu/+source/cython/0.20.1-0ubuntu2/+build/5644267

usr/lib/python3/dist-packages/numpy/core/include/numpy/npy_1_7_deprecated_api.h:15:2: warning: #warning "Using deprecated NumPy API, disable it by " "#defining NPY_NO_DEPRECATED_API NPY_1_7_API_VERSION" [-Wcpp]
 #warning "Using deprecated NumPy API, disable it by " \
  ^
In file included from /usr/lib/python3/dist-packages/numpy/core/include/numpy/ufuncobject.h:327:0,
                 from numpy_cimport.cpp:347:
/usr/lib/python3/dist-packages/numpy/core/include/numpy/__ufunc_api.h:241:1: warning: 'int _import_umath()' defined but not used [-Wunused-function]
 _import_umath(void)
 ^
.Segmentation fault
I: running tests for 3.4 finished
make[1]: *** [override_dh_auto_test] Error 139

[Matthias Klose (doko)]

seen as well with the python3.4-dbg interpreter

[Matthias Klose (doko)]

Program terminated with signal SIGSEGV, Segmentation fault.
#0 0x000010000cb4833c in __pyx_pf_10numpy_math_test_fp_classif (
    __pyx_self=<error reading variable: Cannot access memory at address 0xbff0000000000028>,
    __pyx_self@entry=<error reading variable: Cannot access memory at address 0xbff0000000000080>) at numpy_math.c:984
984 __pyx_r = Py_None; __Pyx_INCREF(Py_None);

[Brian Murray (brian-murray)]

cython (0.20.1+git90-g0e6e38e-1ubuntu2) trusty; urgency=medium

  * Reenable test suite on ppc64el. Fixed by the eglibc copysign
    non-stack-trashing fix.
 -- William Grant <email address hidden> Mon, 14 Apr 2014 19:27:44 +0100