arm-none-eabi-gcc编译stm32f103c8t6报错

IJTM

各位大佬，想请问下， 使用arm-none-eabi-gcc交叉编译链编译stm32f103c8t6工程，提示如下错误，这个是交叉编译链未实现malloc等接口，这个怎么解决？
/stm32f103c8t6_usb_serial/tools/gcc-arm-none-eabi-10.3-2021.10/bin/../lib/gcc/arm-none-eabi/10.3.1/../../../../arm-none-eabi/bin/ld: /stm32f103c8t6_usb_serial/tools/gcc-arm-none-eabi-10.3-2021.10/bin/../lib/gcc/arm-none-eabi/10.3.1/../../../../arm-none-eabi/lib/thumb/v7-m/nofp/libg.a(lib_a-sbrkr.o): in function `_sbrk_r':
sbrkr.c.text._sbrk_r+0xc): undefined reference to `_sbrk'
/stm32f103c8t6_usb_serial/tools/gcc-arm-none-eabi-10.3-2021.10/bin/../lib/gcc/arm-none-eabi/10.3.1/../../../../arm-none-eabi/bin/ld: /stm32f103c8t6_usb_serial/tools/gcc-arm-none-eabi-10.3-2021.10/bin/../lib/gcc/arm-none-eabi/10.3.1/../../../../arm-none-eabi/lib/thumb/v7-m/nofp/libg.a(lib_a-closer.o): in function `_close_r':
closer.c.text._close_r+0xc): undefined reference to `_close'

IJTM

已正面解决，为arm-none-eabi-编译链无printf等实现，自己重定向即可。

IJTM

使用交叉编译链编译工程比较方便，请各位大佬帮忙看一下！

ChenRyan

论坛有c8t6的工程分享，可以自己下载