在 cmake 项目中如何将 openmp 标志传递给 NVCC? 我的这个项目的 CMakeLists.txt 看起来像这样,但编译失败并显示“未定义对 `omp_get_wtime' 的引用”消息。
cmake_minimum_required (VERSION 2.8.2)
set (CMAKE_MODULE_PATH
"${CMAKE_SOURCE_DIR}/cmake"
${CMAKE_MODULE_PATH}
)
find_package (CUDA 4.0 REQUIRED)
if(OPENMP_FOUND)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${OpenMP_C_FLAGS}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${OpenMP_CXX_FLAGS}")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS}
${OpenMP_EXE_LINKER_FLAGS}") endif()
set (CMAKE_RUNTIME_OUTPUT_DIRECTORY ${PROJECT_SOURCE_DIR}/bin)
set (CMAKE_LIBRARY_OUTPUT_DIRECTORY ${PROJECT_SOURCE_DIR}/lib)
set (CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${PROJECT_SOURCE_DIR}/lib)
if(UNIX)
add_definitions(-DUNIX)
endif(UNIX)
add_subdirectory(xor)
CUDA_BUILD_CLEAN_TARGET()
最佳答案
我刚刚发现将 find_package (OpenMP) 添加到之前的脚本中就可以了。
https://stackoverflow.com/questions/9313585/