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authorRaul Tambre <raul@tambre.ee>2020-11-24 17:21:36 (GMT)
committerRaul Tambre <raul@tambre.ee>2020-11-30 15:57:11 (GMT)
commitc4ae9384ff4d355f51c06180984dd4d053f074cc (patch)
tree521f3e008bf3dee883e08d2605774d14cbefeb21 /Modules/CMakeDetermineCUDACompiler.cmake
parent8187bd2f4bc54c9003cb0034b21530e3bfd24e8d (diff)
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CUDA: Initialize CMAKE_CUDA_ARCHITECTURES using $ENV{CUDAARCHS}
NVCC's default architecture may be newer than the one supported by the machine's GPU. In such cases it's useful to have an environment variable for initializing CMAKE_CUDA_ARCHITECTURES to avoid specifying it for every invocation.
Diffstat (limited to 'Modules/CMakeDetermineCUDACompiler.cmake')
-rw-r--r--Modules/CMakeDetermineCUDACompiler.cmake4
1 files changed, 4 insertions, 0 deletions
diff --git a/Modules/CMakeDetermineCUDACompiler.cmake b/Modules/CMakeDetermineCUDACompiler.cmake
index 972adef..578729c 100644
--- a/Modules/CMakeDetermineCUDACompiler.cmake
+++ b/Modules/CMakeDetermineCUDACompiler.cmake
@@ -47,6 +47,10 @@ if(NOT $ENV{CUDAHOSTCXX} STREQUAL "")
endif()
endif()
+if(NOT "$ENV{CUDAARCHS}" STREQUAL "")
+ set(CMAKE_CUDA_ARCHITECTURES "$ENV{CUDAARCHS}" CACHE STRING "CUDA architectures")
+endif()
+
# Build a small source file to identify the compiler.
if(NOT CMAKE_CUDA_COMPILER_ID_RUN)
set(CMAKE_CUDA_COMPILER_ID_RUN 1)