deepin-ocr/3rdparty/ncnn/toolchains/riscv64-linux-gnu.toolchain.cmake

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CMake
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set(CMAKE_SYSTEM_NAME Linux)
set(CMAKE_SYSTEM_PROCESSOR riscv64)
set(CMAKE_C_COMPILER "riscv64-linux-gnu-gcc")
set(CMAKE_CXX_COMPILER "riscv64-linux-gnu-g++")
set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
set(CMAKE_C_FLAGS "-march=rv64gc")
set(CMAKE_CXX_FLAGS "-march=rv64gc")
# cache flags
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS}" CACHE STRING "c flags")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}" CACHE STRING "c++ flags")