On: Catch-23: The New C Standard Sets the World on Fir...

[_0ffh]

You can for example use it to give hints to the compiler that allows for optimisations, that it couldn't do otherwise.

Described e.g. here https://web.archive.org/web/20160508051118/http://blog.regeh...

Github https://github.com/preames/llvm-assume-hack