求助 编译binutils时报错

寒冰沉默

最近对嵌入式 比较感兴趣 编译binutils 在make时 报出如下错误 还请各位指点！（flex和bison已经安装）

  make[4]: *** [binemul.o] 错误 1
make[4]: Leaving directory `/embed/build-tools/build-binutils/binutils'
make[3]: *** [all-recursive] 错误 1
make[3]: Leaving directory `/embed/build-tools/build-binutils/binutils'
make[2]: *** [all] 错误 2
make[2]: Leaving directory `/embed/build-tools/build-binutils/binutils'
make[1]: *** [all-binutils] 错误 2
make[1]: Leaving directory `/embed/build-tools/build-binutils'
make: *** [all] 错误 2