mingw-w64 x86_64-7.2.0-posix-seh-rt_v5-rev1 Mingw-w64 is an advancement of the original mingw.org project, created to support the GCC compiler on Windows systems. It has forked it in 2007 in order to provide support for 64 bits and new APIs. It has
x86_64-8.1.0-release-posix-seh-rt_v6-rev0.7z 刚下载的，热乎乎的呢！ 解决exec: "gcc": executable file not found in %PATH% 问题； 参考：https://www.cnblogs.com/zsy/p/5958170.html
exec: "gcc": executable file not found in %PATH%
在执行go程序时，如果出现这个原因是因为你的电脑中没有配置C编译器造成的。而GNU的gcc编译器适合c、c++等多种编程语言。因此你只需要在你的电脑上安装这个编译器就ok了。
將文件加壓，將 \x86_64-4.8.2-release-posix-seh-rt_v3-rev4\mingw64\bin
添加到gopath中即可。
