cmake C_HAS_NO_UNUSED_FUNCTION examples

torch/DEPRECEATED-torch7-distro cmake/TorchCFlags.cmake :32 

CHECK_C_COMPILER_FLAG(-Wno-unused-function C_HAS_NO_UNUSED_FUNCTION)

torch/DEPRECEATED-torch7-distro cmake/TorchCFlags.cmake :35 

ENDIF(C_HAS_NO_UNUSED_FUNCTION)