slabnormal

(I originally posted this over on cohost, but cohost will be shutting down so I'm reposting it here.)

While writing this comment I had a story from circa 2015 that didn't really fit in the comment so I figured I should instead branch it out into A Post because I don't really do enough of those here.

So, MSVC has a /kernel flag that it gained at some point (I want to say MSVC 12.0 or so, but Microsoft doesn't have the documentation online for anything earlier than MSVC 2015 anymore). This flag tells the compiler that you're building something to run in the Windows kernel. For C++, this also turns off exceptions and RTTI, so you're getting a subset of C++, but even a subset of C++ can be pretty useful.

There is also another thing that that flag does which is a bit more subtle.
( Read more... )