[llvm-commits] _WIN32_WINNT as predefined (was Re: [Review request][Win64] Patches for Mingw-w64(and mingw64-clang))

[Anton Korobeynikov]

Hello Takumi,

> In the case of mingw-w64, _WIN32_WINNT would be defined (as 0x0502) by
> system headers even if we did not provide predefined _WIN32_WINNT. In
> reverse, predefined _WIN32_WINNT might affect to system headers on
> mingw-w64.
If system headers have all necessary stuff defined why should be
bother defining them?

Could you please clarify what is the problem you're trying to solve
here? It might allow everyone better understand the needs, etc.

-- 
With best regards, Anton Korobeynikov
Faculty of Mathematics and Mechanics, Saint Petersburg State University