add_compile_options( -pipe -Wall -fmessage-length=0 # basic options -ffunction-sections -fdata-sections -fno-common # optimize options ) add_link_options( -pipe -Wl,--no-warn-rwx-segments # close RWX warning -lc -lstdc++ -lm -lnosys # lib options -Wl,--gc-sections -flto -specs=nano.specs -specs=nosys.specs # optimize options ) # 添加宏定义 target_compile_definitions(${CMAKE_PROJECT_NAME} PRIVATE -DUSE_HAL_DRIVER -DARM_MATH_CM7 -DARM_MATH_MATRIX_CHECK -DARM_MATH_ROUNDING -DARM_MATH_LOOPUNROLL -DDISABLEFLOAT16 ) # 添加目标编译选项 target_compile_options(${CMAKE_PROJECT_NAME} PRIVATE -mthumb # -mthumb-interwork -mfpu=fpv5-d16 -mfloat-abi=hard )