[Numpy-discussion] Bus error for Debian / SPARC on current trunk

[Charles R Harris]

On Sun, Mar 4, 2012 at 12:27 PM, Matthew Brett <matthew.brett at gmail.com>wrote:

> Hi,
>
> On Sat, Mar 3, 2012 at 12:07 AM, Matthew Brett <matthew.brett at gmail.com>
> wrote:
> > Hi,
> >
> > On Fri, Mar 2, 2012 at 9:05 PM, Charles R Harris
> > <charlesr.harris at gmail.com> wrote:
> >>
> >>
> >> On Fri, Mar 2, 2012 at 4:36 PM, Matthew Brett <matthew.brett at gmail.com>
> >> wrote:
> >>>
> >>> Hi,
> >>>
> >>> Sorry that this report is not complete, I don't have full access to
> >>> this box but, on a Debian squeeze machine running linux
> >>> 2.6.32-5-sparc64-smp:
> >>>
> >>> nosetests
> >>>
> ~/usr/local/lib/python2.6/site-packages/numpy/lib/tests/test_io.py:TestFromTxt.test_user_missing_values
> >>>
> >>> test_user_missing_values (test_io.TestFromTxt) ... Bus error
> >>>
> >>> This on current master : 1.7.0.dev-b9872b4
> >>>
> >>
> >> Hmm, some tests might have been recently enabled. Any chance of doing a
> >> bisection?
>
> Struggling because compilation is very slow and there are lots of
> untestable commits.  df907e6 is the first known bad.  Here's the
> output from a log:
>

The effort is much appreciated. At least we are down to a 3 day period.


>
> * df907e6 - (HEAD, refs/bisect/bad) BLD: Failure in single file build
> mode because of a static function in two separate files (6 months ago)
> [Mark Wiebe]
> * 01b200b - (refs/bisect/skip-01b200b10149312f51234448e44b230b1b548046)
> BUG: nditer: The nditer was reusing the reduce loop inappropriately
> (#1938) (6 months ago) [Mark Wiebe]
> * f45fd67 - (refs/bisect/skip-f45fd67fe8eefc8fd2e4b914ab4e376ab5226887)
> DOC: Small tweak to release notes (6 months ago) [Mark Wiebe]
> * 73be11d - (refs/bisect/skip-73be11db794d115a7d9bd2e822c0d8008bc14a28)
> BUG: Some bugs in squeeze and concatenate found by testing SciPy (6
> months ago) [Mark Wiebe]
> * c873295 - (refs/bisect/skip-c8732958c8e07f2306029dfde2178faf9c01d049)
> TST: missingdata: Finish up NA mask tests for np.std and np.var (6
> months ago) [Mark Wiebe]
> * e15712c - (refs/bisect/skip-e15712cf5df41806980f040606744040a433b331)
> BUG: nditer: NA masks in arrays with leading 1 dimensions had an issue
> (6 months ago) [Mark Wiebe]
> * ded81ae - (refs/bisect/skip-ded81ae7d529ac0fba641b7e5e3ecf52e120700f)
> ENH: missingdata: Implement tests for np.std, add skipna= and
> keepdims= parameters to more functions (6 months ago) [Mark Wiebe]
> * a112fc4 - (refs/bisect/skip-a112fc4a6b28fbb85e1b0c6d423095d13cf7b226)
> ENH: missingdata: Implement skipna= support for np.std and np.var (6
> months ago) [Mark Wiebe]
> * 0fa4f22 - (refs/bisect/skip-0fa4f22fec4b19e2a8c1d93e5a1f955167c9addd)
> ENH: missingdata: Support 'skipna=' parameter in np.mean (6 months
> ago) [Mark Wiebe]
> * bfda229 - (refs/bisect/skip-bfda229ec93d37b1ee2cdd8b9443ec4e34536bbf)
> ENH: missingdata: Create count_reduce_items function (6 months ago)
> [Mark Wiebe]
> * d9b3f90 - (refs/bisect/skip-d9b3f90de3213ece9a78b77088fdec17910e81d9)
> ENH: missingdata: Move the Reduce boilerplate into a function
> PyArray_ReduceWrapper (6 months ago) [Mark Wiebe]
> * 67ece6b - (refs/bisect/skip-67ece6bdd2b35d011893e78154dbff6ab51c7d35)
> ENH: missingdata: Finish count_nonzero as a full-fledged reduction
> operation (6 months ago) [Mark Wiebe]
> * 6bfd819 - (refs/bisect/skip-6bfd819a0897caf6e6db244930c40ed0d17b9e62)
> ENH: missingdata: Towards making count_nonzero a full-featured
> reduction operation (6 months ago) [Mark Wiebe]
> * a1faa1b - (refs/bisect/skip-a1faa1b6883c47333508a0476c1304b0a8a3f64e)
> ENH: missingdata: Move some of the refactored reduction code into the
> API (6 months ago) [Mark Wiebe]
> * f597374 - (refs/bisect/skip-f597374edc298810083799e8539c99fc0a93b319)
> ENH: missingdata: Change default to create NA-mask when NAs are in
> lists (6 months ago) [Mark Wiebe]
> * 965e4cf - (refs/bisect/skip-965e4cff5c4c50e8ff051a3363adc6cf6aa640cd)
> ENH: missingdata: trying some more functions to see how they treat NAs
> (6 months ago) [Mark Wiebe]
> * b1cb211 - (refs/bisect/skip-b1cb211d159c617ee4ebd16266d6f1042417ef75)
> ENH: missingdata: Add nastr= parameter to np.set_printoptions() (6
> months ago) [Mark Wiebe]
> * ba4d116 - (refs/bisect/skip-ba4d1161fe4943cb720f35c0abfd0581628255d6)
> BUG: missingdata: Fix mask usage in PyArray_TakeFrom, add tests for it
> (6 months ago) [Mark Wiebe]
> * a3a0ee8 - (refs/bisect/skip-a3a0ee8c72fdd55ffacb96bbb1fa9c3569cfb3e9)
> BUG: missingdata: The ndmin parameter to np.array wasn't respecting NA
> masks (6 months ago) [Mark Wiebe]
> * 9194b3a - (refs/bisect/skip-9194b3af704df71aa9b1ff2f53f169848d0f9dc7)
> ENH: missingdata: Rewrite PyArray_Concatenate to work with NA masks (6
> months ago) [Mark Wiebe]
> * 99a21ef - (refs/bisect/good-99a21efff4b1f2292dc370c7c9c7c58f10385f2a)
> ENH: missingdata: Add NA support to np.diagonal, change np.diagonal to
> always return a view (6 months ago) [Mark Wiebe]
>
> So - the problem arises somewhere between 99a21ef (good) and  df907e6 (bad)
>
> There seems to be a compilation error for the skipped commits - here's
> the one I tested, 9194b3a:
>
> gcc: numpy/core/src/multiarray/multiarraymodule_onefile.c
> In file included from numpy/core/src/multiarray/scalartypes.c.src:25,
>                 from
> numpy/core/src/multiarray/multiarraymodule_onefile.c:10:
> numpy/core/src/multiarray/_datetime.h:9: warning: function declaration
> isn't a prototype
> In file included from
> numpy/core/src/multiarray/multiarraymodule_onefile.c:13:
> numpy/core/src/multiarray/datetime.c:34: warning: function declaration
> isn't a prototype
> In file included from
> numpy/core/src/multiarray/multiarraymodule_onefile.c:41:
> numpy/core/src/multiarray/nditer_constr.c:2373: error: redefinition of
> 'intp_abs'
> numpy/core/src/multiarray/shape.c:927: note: previous definition of
> 'intp_abs' was here
> In file included from numpy/core/src/multiarray/scalartypes.c.src:25,
>                 from
> numpy/core/src/multiarray/multiarraymodule_onefile.c:10:
> numpy/core/src/multiarray/_datetime.h:9: warning: function declaration
> isn't a prototype
> In file included from
> numpy/core/src/multiarray/multiarraymodule_onefile.c:13:
> numpy/core/src/multiarray/datetime.c:34: warning: function declaration
> isn't a prototype
> In file included from
> numpy/core/src/multiarray/multiarraymodule_onefile.c:41:
> numpy/core/src/multiarray/nditer_constr.c:2373: error: redefinition of
> 'intp_abs'
> numpy/core/src/multiarray/shape.c:927: note: previous definition of
> 'intp_abs' was here
> error: Command "gcc -pthread -fno-strict-aliasing -DNDEBUG -g -fwrapv
> -O2 -Wall -Wstrict-prototypes -fPIC -Inumpy/core/include
> -Ibuild/src.linux-sparc64-2.6/numpy/core/include/numpy
> -Inumpy/core/src/private -Inumpy/core/src -Inumpy/core
> -Inumpy/core/src/npymath -Inumpy/core/src/multiarray
> -Inumpy/core/src/umath -Inumpy/core/src/npysort -Inumpy/core/include
> -I/usr/include/python2.6
> -Ibuild/src.linux-sparc64-2.6/numpy/core/src/multiarray
> -Ibuild/src.linux-sparc64-2.6/numpy/core/src/umath -c
> numpy/core/src/multiarray/multiarraymodule_onefile.c -o
>
> build/temp.linux-sparc64-2.6/numpy/core/src/multiarray/multiarraymodule_onefile.o"
> failed with exit status 1
>
>
Chuck
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