[Insight-developers] Compiling a 32bits app using ITK in a 64bits linux environment (gcc)

[Benoit Scherrer]

Sorry my mistake i realized that my script configuring the ITK build
also had the option -DVNL_CONFIG_ENABLE_SSE2:BOOL=ON

Now it's working perfectly

B


On Wed, Apr 3, 2013 at 10:33 AM, Williams, Norman K <
norman-k-williams at uiowa.edu> wrote:

> Those symbols (_mm_cvtsd_si32 and _mm_set_sd) are SSE2 intrinsics. They
> are documented here: http://software.intel.com/en-us/avx/
>
> I think there is some mismatch between the compiler flags you're using to
> build ITK and to build your application.  In particular, you need to add
> flags for GCC to use SSE/SSE2.
>
> I'd look through ITK's CMakeCache.txt and see what flags it is setting in
> all the CMAKE_C_FLAGS* and CMAKE_CXX_FLAGS* CMake variables.  The ITK
> CMake config process uses check_cxx_source_compiles to determine if the
> SSE intrinsics are supported. There's a stackoverflow topic on the subject
> http://stackoverflow.com/questions/661338/sse-sse2-and-sse3-for-gnu-c
>
>
> --
> Kent Williams norman-k-williams at uiowa.edu
>
>
>
>
>
>
> On 4/2/13 2:04 PM, "Benoit Scherrer" <benoitscherrer at gmail.com> wrote:
>
> >Thanks for the answer!
> >
> >
> >yes i even deleted everything (all build/install folders) twice  and
> >re-run cmake (not ccmake / cmake-gui) with
> >-DCMAKE_CXX_FLAGS:STRING=-m32 -DCMAKE_C_FLAGS:STRING=-m32
> >-DCMAKE_EXE_LINKER_FLAGS:STRING=-m32 -DCMAKE_REQUIRED_FLAGS:STRING=-m32
> >
> >
> >directly in the command line (so for the first CMake config)
> >
> >
> >Rq: ITK *do* compile so it has the correct configuration
> >then, my application includes itkIndex.h which includes itkMath.h which
> >includes itkMathDetail.h
> >and it refuses to compile.
> >
> >
> >RQ: the x86_64 compile without any trouble.
> >Maybe i missed the installation of some x86 (i686) developer package?
> >
> >
> >B
> >
> >
> >On Tue, Apr 2, 2013 at 11:54 AM, Bradley Lowekamp
> ><blowekamp at mail.nih.gov> wrote:
> >
> >Did you provide those command line parameter the first time CMake ran is
> >configuration?
> >
> >
> >By adding those options afterwards you are changing the architecture you
> >are compiling for, so thing left in the CMakeCache may be wrong. You must
> >have those the first time CMake performs it's configuration.
> >
> >
> >Brad
> >
> >On Apr 2, 2013, at 11:13 AM, Benoit Scherrer <benoitscherrer at gmail.com>
> >wrote:
> >
> >
> >
> >
> >Hi,
> >
> >
> >I successfully compiled ITK 4.4 (from the git repository today)
> >in 32bits on my x86_64 linux.
> >I'm using the cmake command line parameters:
> >-DCMAKE_CXX_FLAGS:STRING=-m32 -DCMAKE_C_FLAGS:STRING=-m32
> >-DCMAKE_EXE_LINKER_FLAGS:STRING=-m32
> >-DCMAKE_REQUIRED_FLAGS:STRING=-m32However, when compiling an application
> >using it (with the same -m32 parameters for cmake) i get the typical
> >error from itkMathDetail.h
> >177:38: error: '_mm_set_sd' was not declared in this scope
> >177:40: error: '_mm_cvtsd_si32' was not declared in this scope
> >etc..Do you know what is happening? I deleted the whole build directories
> >and rebuild everything from scratch (with the -m32 parameters) to be sure
> >to have a clean CMakeCache for both ITK and my app but it was not
> >successful.Any idea?
> >Thanks!B
> >
> >
> >
> >
> >
> >
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