Which version of gcc, is commonly used for business?

there are many versions of gcc, mingw,mingw-w64,tdm, etc.

and there are many versions in mingw-w64, such as MingW-W64-builds, Msys2, Cygwin, Win-Builds, etc., see http://www.mingw-w64.org/doku.

.

which one meets the commercial requirements?

what are the tool chains for commercial gcc,?

Gcc
Jun.23,2021
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