按照教程一步步来发现这个typedefine不识别了
有大神能指出我是前面哪个步骤漏了或者错了嘛？（我检查过好像没有啊？）
或者是别的问题？orz
上面图片不好看的话，这是具体报错的代码
Building file: ../src/bsp/hbird-e200/env/entry.S
Invoking: GNU RISC-V Cross Assembler
riscv-none-embed-gcc -march=rv32imac -mabi=ilp32 -mcmodel=medlow -msmall-data-limit=8 -mdiv -O2 -fmessage-length=0 -fsigned-char -ffunction-sections -fdata-sections -fno-common -g -x assembler-with-cpp -I"E:Eclipse_workspacehello_world1srcbsphbird-e200drivers" -I"E:Eclipse_workspacehello_world1srcbsphbird-e200env" -I"E:Eclipse_workspacehello_world1srcbsphbird-e200include" -includesys/cdefs.h -MMD -MP -MF"src/bsp/hbird-e200/env/entry.d" -MT"src/bsp/hbird-e200/env/entry.o" -c -o "src/bsp/hbird-e200/env/entry.o" "../src/bsp/hbird-e200/env/entry.S"
d:eclipsehbird-eclipse_2018_09gnu mcu eclipserisc-v embedded gcc7.2.0-4-20180606-1631riscv-none-embedincludemachine_default_types.h: Assembler messages:
d:eclipsehbird-eclipse_2018_09gnu mcu eclipserisc-v embedded gcc7.2.0-4-20180606-1631riscv-none-embedincludemachine_default_types.h:41: Error: unrecognized opcode `typedef signed char __int8_t'
