刚开始搞risc-v,今天用segger直接按照上手教程编译失败；

Building ‘coremark’ from solution ‘hbird_eval_examp’ in configuration ‘FLASH’

1> Output/FLASH/Obj/coremark/hbird_gpio.o does not exist.

1> Compiling ‘hbird_gpio.c’

1> "D:/SEGGER Embedded Studio for RISC-V 5.10/Nuclei_Toolchain/gcc/bin/riscv-nuclei-elf-gcc" -march=rv32imafc -mabi=ilp32f -mcmodel=medany -O2 -g -fno-common -DDOWNLOAD_MODE=DOWNLOAD_MODE_FLASH -flto -funroll-all-loops -finline-limit=600 -ftree-dominator-opts -fno-if-conversion2 -fselective-scheduling -fno-code-hoisting -fno-common -funroll-loops -finline-functions -falign-functions=4 -falign-jumps=4 -falign-loops=4 -u _printf_float -ffunction-sections -fdata-sections "-DFLAGS_STR="-O2 -g -fno-common -DDOWNLOAD_MODE=DOWNLOAD_MODE_FLASH -flto -funroll-all-loops -finline-limit=600 -ftree-dominator-opts -fno-if-conversion2 -fselective-scheduling -fno-code-hoisting -fno-common -funroll-loops -finline-functions -falign-functions=4 -falign-jumps=4 -falign-loops=4 -u _printf_float"" -DITERATIONS=500 -DPERFORMANCE_RUN=1 -ID:/ses_nuclei_sdk_projects/nuclei-sdk/NMSIS/Core/Include -ID:/ses_nuclei_sdk_projects/nuclei-sdk/SoC/hbird/Board/hbird_eval/Include -ID:/ses_nuclei_sdk_projects/nuclei-sdk/SoC/hbird/Common/Include -ID:/ses_nuclei_sdk_projects/nuclei-sdk/SoC/hbird/Common/Source/Stubs -ID:/ses_nuclei_sdk_projects/nuclei-sdk/application/baremetal/benchmark/coremark -MD -MF Output/FLASH/Obj/coremark/hbird_gpio.d -c -o Output/FLASH/Obj/coremark/hbird_gpio.o ../nuclei-sdk/SoC/hbird/Common/Source/Drivers/hbird_gpio.c

5> Output/FLASH/Obj/coremark/hbird_uart.o does not exist.

。。。

Build failed

求大神指点！！！谢谢