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if CMAKE_CUDA_ARCHITECTURES is not set, set it to "native" #1617

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Merged
ericniebler merged 1 commit into from
Aug 21, 2025
Merged

if CMAKE_CUDA_ARCHITECTURES is not set, set it to "native" #1617

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6 changes: 6 additions & 0 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -311,6 +311,10 @@ if(STDEXEC_ENABLE_CUDA)
target_compile_features(nvexec INTERFACE cuda_std_20)
target_link_libraries(nvexec INTERFACE STDEXEC::stdexec)

if(NOT CMAKE_CUDA_ARCHITECTURES)
set(CMAKE_CUDA_ARCHITECTURES "native")
endif()

set(_gpus)
foreach(_arch IN LISTS CMAKE_CUDA_ARCHITECTURES)
if(_arch MATCHES "-real")
Expand All @@ -321,6 +325,8 @@ if(STDEXEC_ENABLE_CUDA)
string(PREPEND _arch "cc")
elseif(_arch MATCHES "^[0-9]+$")
string(PREPEND _arch "cc")
elseif(_arch MATCHES "^native$")
string(PREPEND _arch "cc")
endif()
list(APPEND _gpus "${_arch}")
endforeach()
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