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Message #152122
[Bug 1328542] Re: Build dependency on virtual libopencl1 with no default
@walker-praiseweb: that sounds like the correct behaviour; you can
either install ocl-icd-opencl-dev or nvidia-opencl-dev.
What is it that you are trying to do?
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https://bugs.launchpad.net/bugs/1328542
Title:
Build dependency on virtual libopencl1 with no default
Status in fglrx-driver package in Ubuntu:
Invalid
Status in nvidia-graphics-drivers package in Ubuntu:
Invalid
Status in ocl-icd package in Ubuntu:
Invalid
Status in viennacl package in Ubuntu:
Fix Released
Status in viennacl package in Debian:
Fix Released
Bug description:
Relevant Packages: ocl-icd-libopencl1
Applications that wish to use OpenCL encounter a few problems when you
attempt to distribute them.
PROBLEM:
Applications compiled against one implementation of OpenCL
(libOpenCL.so) will not run on a system with another implementation
installed. OpenCL loader library is supposed to be agnostic to the
kernel loaded (nvidia libOpenCL.so will run amd kernels for example)
but testing has shown significant performance differences when using
OpenCL implementations from different vendors. System must have
libOpenCL.so used at build time in order to run an application using
OpenCL
As the number of OpenCL applications grows there will be packaging
conflicts between those built against nvidia/ocl and potentially other
vendor OpenCL implementations as they are added to ubuntu.
Solution:
ocl-icd-libopencl1 (http://packages.ubuntu.com/trusty/ocl-icd-
libopencl1) provides an open source implementation of libOpenCL.so
that will work with vendor OpenCL kernels files provided by
intel/nvidia/amd.
Policy for packages to use ocl-icd as the default implementation,
allowing the use of other kernel loaders for alternative packages in
the same source package(if desired)
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