rt-thread/components/libc/compilers/common/readme.md

Attentions

1. This folder is "common" for all toolchains.

2. If you want to add new .c files, please do not forget to fix SConscript file too. eg:

if GetDepend('RT_USING_POSIX') == False:
        SrcRemove(src, ['unistd.c'])