[嵌入式]Mac m1 vscode 配置c/c++环境出现Undefined symbols for architecture arm64问题解决方法

在mac（m1）用vs code配置c/c++环境
问题：
Undefined symbols for architecture arm64:
“_main”, referenced from:
implicit entry/start for main executable
ld: symbol(s) not found for architecture arm64
clang: error: linker command failed with exit code 1 (use -v to see invocation)

解决方法：
打开设置settings->搜索run->勾选Code-runner: Save File Before Run

再次编译文件

问题解决。