[Numpy-discussion] Core math library in numpy
Tue Feb 24 12:09:14 CST 2009
In fact, the __inline is not helpful. It's the static keyword that
enables the compiler to inline the function if the function is small
enough. As the static indicates that the function will not be seen
from the outside, it can do this.
2009/2/24 David Cournapeau <firstname.lastname@example.org>:
> On Wed, Feb 25, 2009 at 2:21 AM, Charles R Harris
> <email@example.com> wrote:
>> In order to inline, the function definition would need to be in the header
>> and a library version would still be required for passing functions by
>> address or in case the compiler decided *not* to inline.
> I looked more into this while solving some nasty mingw FPU handling
> bugs on windows 64. I learnt one thing I did not know about C: you can
> define inline static functions in headers, and that's the approach
> follows for very short functions. For example, FPU status flag code in
> BSD is defined as follows:
> static __inline int feraiseexcept(int __excepts);
> int fereaiseexcept(int excepts);
> we could follow this, maybe - once we solve the inline problem (many
> compilers do not support it for C). Having optional, non inline is
> important IMHO, for future SSE or other dynamically loaded
> implementations (where inline is not an option).
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