set(CMAKE_C_COMPILER clang-14)
set(CMAKE_CXX_COMPILER clang++-14)
set(CMAKE_EXE_LINKER_FLAGS "-fuse-ld=lld -rdynamic")
set(CMAKE_SHARED_LINKER_FLAGS "-fuse-ld=lld")
set(CMAKE_C_STANDARD_LIBRARIES "-lc -lm")
set(CMAKE_CXX_STANDARD_LIBRARIES "-lc -lm")
if (CCACHE_PATH)
    set(CMAKE_C_COMPILER_LAUNCHER "${CCACHE_PATH}"  CACHE STRING "C compiler launcher")
    set(CMAKE_CXX_COMPILER_LAUNCHER "${CCACHE_PATH}" CACHE STRING "C++ compiler launcher")
endif()

set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -O3 -UNDEBUG"  CACHE STRING "C compiler flags")
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -O3 -UNDEBUG" CACHE STRING "C++ compiler flags")

set(ENV{CC} clang-14)
set(ENV{CXX} clang++-14)