[Insight-developers] Re: [Insight-users] Tiger OSX

[Brad King]

Brad King wrote:
> Zachary Pincus wrote:
> 
>> It seems that there have been some isolated and 
>> difficult-to-reproduce  troubles with compiling ITK, on OS X 10.3.x 
>> and 10.4, which keep  cropping up on the insight-users list.
>>
>> These troubles seem to center around isnan() being either undefined 
>> at  compile time or at link time.
 >
> The "real" solution is to fix VCL as you suggest and then use it from 
> vnl_math.cxx.

On second thought adding it to VCL is not correct.  VCL is meant to 
provide all the symbols defined in the C++98 standard.  There is no 
"std::isnan" symbol so VCL should not provide "vcl_isnan".  I think 
fixing vnl/vnl_math.cxx directly is the proper solution.

-Brad