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3f28bd7337
The previous coding of VA_ARGS_NARGS() always returned 1 on Visual Studio, because it treats __VA_ARGS__ as a single token unless you jump through extra hoops. Newer compilers have an option to fix that. Add a comment about that so that we can remember to clean this up in the future when our minimum MSVC version advances. Author: Victor Spirin <v.spirin@postgrespro.ru> Reviewed-by: Thomas Munro <thomas.munro@gmail.com> Reviewed-by: Tom Lane <tgl@sss.pgh.pa.us> Reviewed-by: Michael Paquier <michael@paquier.xyz> Discussion: https://postgr.es/m/f450fc57-a147-19d0-e50c-33571c52cc13%40postgrespro.ru