[CMake] FindCUDA Separable Compilation and cublas_device

Robert Maynard robert.maynard at kitware.com
Thu Nov 2 09:53:09 EDT 2017


Hi,

Have you tried using the 'CUDA_ADD_CUBLAS_TO_TARGET' command on the target
that has FindCUDA separable compilation enabled?

On Wed, Nov 1, 2017 at 11:16 AM, Jamil Appa <jamil.appa at zenotech.com> wrote:

> Hi
>
>    When using FindCUDA with separable compilation combined with device
> code that uses cublas_device I get missing symbols when linking the
> intermediate file at line 1758
> <https://gitlab.kitware.com/cmake/cmake/blob/release/Modules/FindCUDA.cmake#L1758>
>  FindCUDA.cmake
>
>    If I  change line 1758 to include the cublas_device library the symbols
> are resolved correctly.
>
>    COMMAND ${CUDA_NVCC_EXECUTABLE} ${nvcc_flags} -dlink ${object_files} -o
> ${output_file} -lcublas_device
>
>    Is there a way to pass through a library to the CUDA_LINK_SEPARABLE_COMPILATION_OBJECTS
> function that I am missing?
>
>    Thanks
>
>  Jamil
>
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