[mpich-discuss] CUDA support with clang instead of nvcc

Zhou, Hui zhouh at anl.gov
Fri Apr 15 14:57:02 CDT 2022

Yes, just set CC=clang​ and CXX=clang++​.

Hui Zhou
From: Sajid Ali via discuss <discuss at mpich.org>
Sent: Friday, April 15, 2022 11:49 AM
To: discuss at mpich.org <discuss at mpich.org>
Cc: Sajid Ali <sajidsyed2021 at u.northwestern.edu>
Subject: [mpich-discuss] CUDA support with clang instead of nvcc

Hi MPICH-developers,

Is it possible to compile MPICH with CUDA awareness, but with clang as the CUDA compiler? (i.e. use clang capable of targeting the nvptx backend to compiler cuda files instead of nvcc).

Thank You,
Sajid Ali (he/him) | Research Associate
Scientific Computing Division
Fermi National Accelerator Laboratory
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