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SubjectRe: kernel + gcc 4.1 = several problems
Linus Torvalds wrote:
> (That said, I think __builtin_memcpy() does a reasonable job these days
> with gcc, and we might drop the crap one day when we can trust the
> compiler to do ok. It didn't use to, and we continued using our
> ridiculous macro/__builtin_constant_p misuses just because it works with
> _all_ relevant gcc versions).


Yep, a ton of work by Roger Sayle, among others, really matured the gcc
str*/mem* builtins in the 4.x series. They are definitely worth another
look.

Jeff


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