spacemacs 打开 c 文件报错

Error while checking syntax automatically: (wrong-type-argument stringp nil) [8 times]>

clang failed with error 1: /usr/bin/clang -fsyntax-only -Xclang -code-completion-macros -x c -Xclang -code-completion-at=-:3:5 -

Mac OS Catalina

Emacs 26.3

Spacemacs develop branch latest version

解决了吗?我也遇到了这个问题