CH32V307 TCP一直编译一直错如何解决？

e:/mounriver/mounriver_studio/toolchain/risc-v embedded gcc/bin/../lib/gcc/riscv-none-embed/8.2.0/../../../../riscv-none-embed/bin/ld.exe: test.elf section `.bss' will not fit in region `RAM'e:/mounriver/mounriver_studio/toolchain/risc-v embedded gcc/bin/../lib/gcc/riscv-none-embed/8.2.0/../../../../riscv-none-embed/bin/ld.exe: section .stack VMA [0000000020007800,0000000020007fff] overlaps section .bss VMA [0000000020000088,000000002000c16b]e:/mounriver/mounriver_studio/toolchain/risc-v embedded gcc/bin/../lib/gcc/riscv-none-embed/8.2.0/../../../../riscv-none-embed/bin/ld.exe: region `RAM' overflowed by 0 bytese:/mounriver/mounriver_studio/toolchain/risc-v embedded gcc/bin/../lib/gcc/riscv-none-embed/8.2.0/../../../../riscv-none-embed/bin/ld.exe: ./User/main.o: in function `main':D:MRSworkspace        estobj/../User/main.c:171: undefined reference to `WCH_GetMac'collect2.exe: error: ld returned 1 exit statusmake: *** [makefile:55: test.elf] Error 1刚接触单片机，太模糊了，之前是写java的，现在有个问题，我把官方的TCP历程拉出来之后，不能编译了，一直报一个错误，求助求助