[ITK] [ITK-dev] Problems with Change in itkStaticConstMacro

Bradley Lowekamp brad at lowekamp.net
Mon Jan 25 09:31:09 EST 2016 

Matt,

	 You latest patch fixes the problems with build SimpleITK on my distribution system. I look forward to it being merged into the release branch!
Thank you!
Brad

	
> On Jan 22, 2016, at 10:04 PM, Matt McCormick <matt.mccormick at kitware.com> wrote:
> 
> Hi,
> 
> Please test this patch:
> 
>  http://review.source.kitware.com/#/c/20693/
> 
> Thanks,
> Matt
> 
> On Fri, Jan 22, 2016 at 11:00 AM, Bill Lorensen <bill.lorensen at gmail.com> wrote:
>> I think I am seeing the same error. I get this error on my Mac running gcc 4.2.1
>> Building CXX object
>> Modules/Core/Common/test/CMakeFiles/ITKCommon1TestDriver.dir/itkImageRegionExplicitTest.cxx.o
>> /Users/lorensen/ProjectsGIT/ITK/Modules/Core/Common/include/itkImageRegion.h:
>> In instantiation of ‘const unsigned int
>> itk::ImageRegion<1u>::ImageDimension’:
>> /Users/lorensen/ProjectsGIT/ITK/Modules/Core/Common/include/itkImageRegion.h:92:
>>  instantiated from ‘itk::ImageRegion<1u>’
>> /Users/lorensen/ProjectsGIT/ITK/Modules/Core/Common/test/itkImageRegionExplicitTest.cxx:22:
>>  instantiated from here
>> /Users/lorensen/ProjectsGIT/ITK/Modules/Core/Common/include/itkImageRegion.h:92:
>> error: explicit instantiation of
>> ‘itk::ImageRegion<1u>::ImageDimension’ but no definition available
>> /Users/lorensen/ProjectsGIT/ITK/Modules/Core/Common/include/itkImageRegion.h:
>> In instantiation of ‘const unsigned int
>> itk::ImageRegion<1u>::SliceDimension’:
>> /Users/lorensen/ProjectsGIT/ITK/Modules/Core/Common/include/itkImageRegion.h:104:
>>  instantiated from ‘itk::ImageRegion<1u>’
>> /Users/lorensen/ProjectsGIT/ITK/Modules/Core/Common/test/itkImageRegionExplicitTest.cxx:22:
>>  instantiated from here
>> /Users/lorensen/ProjectsGIT/ITK/Modules/Core/Common/include/itkImageRegion.h:104:
>> error: explicit instantiation of
>> ‘itk::ImageRegion<1u>::SliceDimension’ but no definition available
>> /Users/lorensen/ProjectsGIT/ITK/Modules/Core/Common/include/itkImageRegion.h:
>> In instantiation of ‘const unsigned int
>> itk::ImageRegion<1u>::ImageDimension’:
>> /Users/lorensen/ProjectsGIT/ITK/Modules/Core/Common/include/itkImageRegion.h:92:
>>  instantiated from ‘itk::ImageRegion<1u>’
>> /Users/lorensen/ProjectsGIT/ITK/Modules/Core/Common/test/itkImageRegionExplicitTest.cxx:22:
>>  instantiated from here
>> /Users/lorensen/ProjectsGIT/ITK/Modules/Core/Common/include/itkImageRegion.h:92:
>> error: explicit instantiation of
>> ‘itk::ImageRegion<1u>::ImageDimension’ but no definition available
>> /Users/lorensen/ProjectsGIT/ITK/Modules/Core/Common/include/itkImageRegion.h:
>> In instantiation of ‘const unsigned int
>> itk::ImageRegion<1u>::SliceDimension’:
>> /Users/lorensen/ProjectsGIT/ITK/Modules/Core/Common/include/itkImageRegion.h:104:
>>  instantiated from ‘itk::ImageRegion<1u>’
>> /Users/lorensen/ProjectsGIT/ITK/Modules/Core/Common/test/itkImageRegionExplicitTest.cxx:22:
>>  instantiated from here
>> /Users/lorensen/ProjectsGIT/ITK/Modules/Core/Common/include/itkImageRegion.h:104/Users/lorensen/ProjectsGIT/ITK/Modules/Core/Common/include/itkImageRegion.h:
>> In instantiation of ‘const unsigned int
>> itk::ImageRegion<1u>::ImageDimension’:
>> /Users/lorensen/ProjectsGIT/ITK/Modules/Core/Common/include/itkImageRegion.h:92:
>>  instantiated from ‘itk::ImageRegion<1u>’
>> /Users/lorensen/ProjectsGIT/ITK/Modules/Core/Common/test/itkImageRegionExplicitTest.cxx:22:
>>  instantiated from here
>> /Users/lorensen/ProjectsGIT/ITK/Modules/Core/Common/include/itkImageRegion.h:92:
>> error: explicit instantiation of
>> ‘itk::ImageRegion<1u>::ImageDimension’ but no definition available
>> /Users/lorensen/ProjectsGIT/ITK/Modules/Core/Common/include/itkImageRegion.h:
>> In instantiation of ‘const unsigned int
>> itk::ImageRegion<1u>::SliceDimension’:
>> /Users/lorensen/ProjectsGIT/ITK/Modules/Core/Common/include/itkImageRegion.h:104:
>>  instantiated from ‘itk::ImageRegion<1u>’
>> /Users/lorensen/ProjectsGIT/ITK/Modules/Core/Common/test/itkImageRegionExplicitTest.cxx:22:
>>  instantiated from here
>> /Users/lorensen/ProjectsGIT/ITK/Modules/Core/Common/include/itkImageRegion.h:104:
>> error: explicit instantiation of
>> ‘itk::ImageRegion<1u>::SliceDimension’ but no definition available
>> make[2]: *** [Modules/Core/Common/test/CMakeFiles/ITKCommon1TestDriver.dir/itkImageRegionExplicitTest.cxx.o]
>> Error 1
>> make[1]: *** [Modules/Core/Common/test/CMakeFiles/ITKCommon1TestDriver.dir/all]
>> Error 2
>> 
>> 
>> On Fri, Jan 22, 2016 at 10:05 AM, Bradly Lowekamp <brad at lowekamp.net> wrote:
>>> I have reproduced this error now with GCC 4.1, 4.2, and 4.3. GCC version 4.5
>>> works.
>>> 
>>> Thank you for your help in addressing this problem.
>>> 
>>> I apologize for not having documentation for the systems and justifications
>>> for the versions of compilation tools. I certainly should move to docker
>>> images to build the distributions for Linux as well. We have had great
>>> success with the portability and availability of the binary distributions
>>> for SimpleITK. This has involve a lot of testing and modification for the
>>> build platforms to get where it has been working. I would had for this to be
>>> reduce due to one preference for implementing static constant integers.
>>> 
>>> Brad
>>> 
>>> On Jan 21, 2016, at 4:45 PM, Matt McCormick <matt.mccormick at kitware.com>
>>> wrote:
>>> 
>>> On Thu, Jan 21, 2016 at 4:07 PM, Bradly Lowekamp <blowekamp at mail.nih.gov>
>>> wrote:
>>> 
>>> Gcc 4.2 runs into the same ITK bug with explicit instantiation too.
>>> 
>>> On Jan 21, 2016, at 3:35 PM, Matthew McCormick (thewtex)
>>> <matt at mmmccormick.com> wrote:
>>> 
>>> On Thu, Jan 21, 2016 at 3:27 PM, Bradly Lowekamp <blowekamp at mail.nih.gov>
>>> wrote:
>>> 
>>> It’s certainly would be great if I could rely on using gcc 4.8+ for building
>>> the distributions for SimpleITK. But my understanding for several situations
>>> 4.1 is still essentially required.
>>> 
>>> 
>>> What are the situations?  GCC 4.1 is not required by PEP 513.
>>> 
>>> 
>>> Anaconda Python 2.7, OSX Python.org distribution and OSX system, need
>>> apple’s gcc 4.2
>>> 
>>> 
>>> How is this build environment reproduced (OSX and XCode version)?
>>> 
>>> 
>>> Your blog post solution for static linking in un-accetable as I don’t want
>>> to use a GPL license. Along with static linking not being recommended with
>>> PEP 513, and lastly it can cause conflicts when used in a loaded module with
>>> an older libc version.
>>> 
>>> 
>>> My blog post does not say static linking is required or the GPL is required.
>>> 
>>> 
>>> "Statically linking libstdc++ avoids version compatibility issues.”
>>> 
>>> Statically, linking an LGPL library such as libstdc++ is “messy”.
>>> 
>>> 
>>> libstdc++ is different from glibc.
>>> 
>>> Statically linking libstdc++ in terms of the license is fine.  It is
>>> available with the GCC Runtime Library Exception:
>>> 
>>> https://gcc.gnu.org/onlinedocs/libstdc++/manual/license.html
>>> 
>>> 
>>> PEP 513 clearly says:
>>> 
>>> GCC <= 4.2.0
>>> 
>>> 
>>> This excludes GCC 4.1.
>>> 
>>> 
>>> 4.1 <= 4.2, so it’s included.
>>> 
>>> 
>>> This excludes GCC 4.1 from being a requirement.  GCC 4.2 would work.
>>> 
>>> 
>>> Matt
>>> 
>>> 
>>> 
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>>> 
>> 
>> 
>> 
>> --
>> Unpaid intern in BillsBasement at noware dot com

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