[llvm-dev] [GPUCC] link against libdevice
Chandler Carruth via llvm-dev
llvm-dev at lists.llvm.org
Sun Jul 31 21:24:43 PDT 2016
Directly CC-ing some folks who may be able to help.
On Fri, Jul 29, 2016 at 6:27 AM Yuanfeng Peng via llvm-dev <
llvm-dev at lists.llvm.org> wrote:
> I was trying to compile scalarProd.cu (from CUDA SDK) with the following
> * clang++ -I../ -I/usr/local/cuda-7.0/samples/common/inc
> --cuda-gpu-arch=sm_50 scalarProd.cu*
> but ended up with the following error:
> *ptxas fatal : Unresolved extern function '__nv_mul24'*
> Seems to me that libdevice was not automatically linked. I wonder what
> flags I need to pass to clang to have the code linked against libdevice?
> Yuanfeng Peng
> LLVM Developers mailing list
> llvm-dev at lists.llvm.org
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