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function(stdgpu_set_device_flags STDGPU_OUTPUT_DEVICE_FLAGS)
# Clear list before appending flags
unset(${STDGPU_OUTPUT_DEVICE_FLAGS})
if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" OR CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
list(APPEND ${STDGPU_OUTPUT_DEVICE_FLAGS} "-Wall")
list(APPEND ${STDGPU_OUTPUT_DEVICE_FLAGS} "-Wextra")
list(APPEND ${STDGPU_OUTPUT_DEVICE_FLAGS} "-Wshadow")
list(APPEND ${STDGPU_OUTPUT_DEVICE_FLAGS} "-Wsign-compare")
list(APPEND ${STDGPU_OUTPUT_DEVICE_FLAGS} "-Wconversion")
list(APPEND ${STDGPU_OUTPUT_DEVICE_FLAGS} "-Wfloat-equal")
if(STDGPU_COMPILE_WARNING_AS_ERROR AND CMAKE_VERSION VERSION_LESS 3.24)
list(APPEND ${STDGPU_OUTPUT_DEVICE_FLAGS} "-Werror")
endif()
if(CMAKE_BUILD_TYPE STREQUAL "Release" OR CMAKE_BUILD_TYPE STREQUAL "MinSizeRel")
message(STATUS "Appended optimization flag (-O3,/O2) implicitly")
endif()
elseif(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
list(APPEND ${STDGPU_OUTPUT_DEVICE_FLAGS} "/W2") # or /W3 or /W4 depending on how useful this is
if(STDGPU_COMPILE_WARNING_AS_ERROR AND CMAKE_VERSION VERSION_LESS 3.24)
list(APPEND ${STDGPU_OUTPUT_DEVICE_FLAGS} "/WX")
endif()
#list(APPEND ${STDGPU_OUTPUT_DEVICE_FLAGS} "/O2")
endif()
if(CMAKE_CUDA_COMPILER_ID STREQUAL "NVIDIA")
string(REPLACE ";" "," ${STDGPU_OUTPUT_DEVICE_FLAGS} "${${STDGPU_OUTPUT_DEVICE_FLAGS}}")
set(${STDGPU_OUTPUT_DEVICE_FLAGS} "-Xcompiler=${${STDGPU_OUTPUT_DEVICE_FLAGS}}")
elseif(CMAKE_CUDA_COMPILER_ID STREQUAL "Clang")
# Directly pass flags to CUDA-Clang
# Workaround to suppress ptxas warnings in thrust (see https://github.com/NVIDIA/thrust/issues/1327)
set(CMAKE_CUDA_FLAGS "${CMAKE_CUDA_FLAGS} -Xcuda-ptxas --disable-warnings" PARENT_SCOPE)
endif()
set(${STDGPU_OUTPUT_DEVICE_FLAGS} "$<$<COMPILE_LANGUAGE:CUDA>:${${STDGPU_OUTPUT_DEVICE_FLAGS}}>")
# Make output variable visible
set(${STDGPU_OUTPUT_DEVICE_FLAGS} ${${STDGPU_OUTPUT_DEVICE_FLAGS}} PARENT_SCOPE)
endfunction()
# Auxiliary compiler flags for tests to be used with target_compile_options
function(stdgpu_set_test_device_flags STDGPU_OUTPUT_DEVICE_TEST_FLAGS)
if(CMAKE_CUDA_COMPILER_ID STREQUAL "NVIDIA")
set(${STDGPU_OUTPUT_DEVICE_TEST_FLAGS} "$<$<COMPILE_LANGUAGE:CUDA>:-Wno-deprecated-declarations>")
endif()
# Make output variable visible
set(${STDGPU_OUTPUT_DEVICE_TEST_FLAGS} ${${STDGPU_OUTPUT_DEVICE_TEST_FLAGS}} PARENT_SCOPE)
endfunction()
function(stdgpu_cuda_set_architecture_flags STDGPU_OUTPUT_ARCHITECTURE_FLAGS)
# Clear list before appending flags
unset(${STDGPU_OUTPUT_ARCHITECTURE_FLAGS})
include("${CMAKE_CURRENT_FUNCTION_LIST_DIR}/check_compute_capability.cmake")
foreach(STDGPU_CUDA_CC IN LISTS STDGPU_CUDA_COMPUTE_CAPABILITIES)
list(APPEND ${STDGPU_OUTPUT_ARCHITECTURE_FLAGS} ${STDGPU_CUDA_CC})
message(STATUS "Enabled compilation for CC ${STDGPU_CUDA_CC}")
endforeach()
# Make output variable visible
set(${STDGPU_OUTPUT_ARCHITECTURE_FLAGS} ${${STDGPU_OUTPUT_ARCHITECTURE_FLAGS}} PARENT_SCOPE)
endfunction()
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