[Numpy-discussion] Solaris Sparc build broken
Wed Nov 11 09:36:08 CST 2009
Forgot to attach the patch.
Michael Droettboom wrote:
> Thanks. Behind that, however, it runs into this compiler shortcoming:
> cc: build/src.solaris-2.8-sun4u-2.5/numpy/core/src/npymath/npy_math.c
> "numpy/core/src/npymath/npy_math_private.h", line 229: invalid type
> for bit-field: manh
> "numpy/core/src/npymath/npy_math_private.h", line 230: invalid type
> for bit-field: manl
> It seems that Sun compilers (before Sun Studio 12, C compiler 5.9),
> don't support bit fields larger than 32-bits. Welcome to my world :)
> You can see a discussion of this here:
> and the release notes for Sun C compiler 5.9 here:
> The best solution I've been able to dream up is to use a macro to get
> at the manh bitfield on these older compilers. This fix does seem to
> pass the "test_umath.py" unit tests. It's not as clean as the
> bit-field method, but it should be more portable. You can see what
> I'm getting at in the attached (rough) patch.
> Can you think of a better solution? If this is *the* solution, we may
> want to add getters/setters for all the members (sign, exp, manl) and
> fix nextafterl in terms of those, just for consistency.
> David Cournapeau wrote:
>> On Wed, Nov 11, 2009 at 6:18 AM, Michael Droettboom <firstname.lastname@example.org>
>>> I don't know if your 'long double' detection code is complete yet,
>>> but I
>>> thought I'd share the current build output on one of our Solaris
>>> machines. It looks like it may just be a typo difference between
>>> 'IEEE_QUAD_BE' in long_double_representation() and
>>> 'IEEE_QUAD_16B_BE' in
>>> setup.py, but I wanted to confirm.
>> Yes, you're right - I don't have any machine with a 128 bits long
>> double type, so I let the typo slipped.
>> Could you try last revision (r7726) ?
>> NumPy-Discussion mailing list
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