为什么 MSYS2 的编译器普遍比 Cygwin 版本更高?

如题。

https://cygwin.com/packages/summary/gcc-core.html

https://packages.msys2.org/package/gcc?repo=msys&variant=x86_64

https://packages.msys2.org/package/mingw-w64-x86_64-gcc?repo=mingw64